{"id":18005,"date":"2026-04-02T14:00:41","date_gmt":"2026-04-02T11:00:41","guid":{"rendered":"https:\/\/smartedujo.com\/?page_id=18005"},"modified":"2026-04-02T14:06:17","modified_gmt":"2026-04-02T11:06:17","slug":"%d8%a7%d9%84%d8%af%d8%b1%d8%b3-%d8%a7%d9%84%d8%ab%d8%a7%d9%86%d9%8a_%d8%aa%d9%81%d8%a7%d8%b9%d9%84%d8%a7%d8%aa-%d8%a7%d9%84%d8%a7%d8%b3%d8%aa%d8%a8%d8%af%d8%a7%d9%84-%d9%88%d8%a7%d9%84%d8%aa%d8%a3","status":"publish","type":"page","link":"https:\/\/smartedujo.com\/ar\/%d8%a7%d9%84%d8%af%d8%b1%d8%b3-%d8%a7%d9%84%d8%ab%d8%a7%d9%86%d9%8a_%d8%aa%d9%81%d8%a7%d8%b9%d9%84%d8%a7%d8%aa-%d8%a7%d9%84%d8%a7%d8%b3%d8%aa%d8%a8%d8%af%d8%a7%d9%84-%d9%88%d8%a7%d9%84%d8%aa%d8%a3\/","title":{"rendered":"\u0627\u0644\u062f\u0631\u0633 \u0627\u0644\u062b\u0627\u0646\u064a_\u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0648\u0627\u0644\u062a\u0623\u0643\u0633\u062f_\u0648\u0627\u0644\u0627\u062e\u062a\u0631\u0627\u0644_quiz"},"content":{"rendered":"\n\n\n\n \n \n \u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0641\u0627\u0639\u0644\u064a: \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0648\u0627\u0644\u062a\u0623\u0643\u0633\u062f \u0648\u0627\u0644\u0627\u062e\u062a\u0632\u0627\u0644 (\u0645\u0639 \u0627\u0644\u0635\u064a\u063a \u0627\u0644\u0628\u0646\u0627\u0626\u064a\u0629)<\/title>\n <script src=\"https:\/\/cdn.tailwindcss.com\"><\/script>\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Cairo:wght@300;400;500;600;700;800&display=swap\" rel=\"stylesheet\">\n <style>\n body {\n background: linear-gradient(135deg, #1e1a3a, #2d2a5e);\n font-family: 'Cairo', sans-serif;\n min-height: 100vh;\n padding: 1.5rem;\n }\n .glass-card {\n background: rgba(15, 23, 42, 0.65);\n backdrop-filter: blur(14px);\n border: 1px solid rgba(255,255,255,0.15);\n border-radius: 1.75rem;\n box-shadow: 0 20px 35px -12px rgba(0,0,0,0.4);\n }\n .option-btn {\n transition: all 0.2s ease;\n background: rgba(255,255,255,0.05);\n border: 1.5px solid transparent;\n border-radius: 1rem;\n padding: 0.9rem 1.2rem;\n margin-bottom: 0.7rem;\n cursor: pointer;\n display: flex;\n align-items: center;\n gap: 0.75rem;\n }\n .option-btn:hover:not(.disabled-opt) {\n background: rgba(139, 92, 246, 0.2);\n border-color: #a78bfa;\n }\n .option-radio {\n width: 1.2rem;\n height: 1.2rem;\n accent-color: #8b5cf6;\n margin-left: 0.5rem;\n cursor: pointer;\n }\n .option-text {\n flex: 1;\n font-weight: 500;\n }\n .correct-highlight {\n background: rgba(34, 197, 94, 0.25);\n border-color: #4ade80;\n }\n .incorrect-highlight {\n background: rgba(239, 68, 68, 0.25);\n border-color: #f87171;\n }\n .explanation-box {\n background: rgba(0, 0, 0, 0.35);\n border-right: 4px solid #818cf8;\n padding: 1rem;\n border-radius: 1rem;\n margin-top: 1.2rem;\n font-size: 1rem;\n line-height: 1.6;\n }\n .nav-btn {\n background: #2d2b55;\n transition: 0.2s;\n font-weight: 600;\n padding: 0.5rem 1rem;\n border-radius: 2rem;\n }\n .nav-btn:hover:not(:disabled) {\n background: #5b21b6;\n transform: scale(0.97);\n }\n .nav-btn:disabled {\n opacity: 0.4;\n cursor: not-allowed;\n }\n .progress-step {\n background: #2d2a5e;\n border-radius: 2rem;\n height: 8px;\n transition: width 0.2s ease;\n }\n .badge-difficulty {\n font-size: 0.7rem;\n background: rgba(0,0,0,0.4);\n padding: 0.2rem 0.7rem;\n border-radius: 2rem;\n }\n .result-panel {\n background: linear-gradient(95deg, #1e1b4b, #2e2a6e);\n border-radius: 1.5rem;\n padding: 1rem 1.5rem;\n margin-top: 1.5rem;\n text-align: center;\n }\n button:active {\n transform: scale(0.98);\n }\n @media (max-width: 640px) {\n body { padding: 1rem; }\n .option-btn { padding: 0.7rem 0.9rem; }\n .explanation-box { font-size: 0.95rem; }\n }\n .wide-container {\n max-width: 90rem;\n margin-left: auto;\n margin-right: auto;\n width: 100%;\n }\n .chem-formula {\n font-family: monospace;\n background: rgba(0,0,0,0.3);\n padding: 0.1rem 0.3rem;\n border-radius: 0.3rem;\n font-size: 0.95em;\n }\n <\/style>\n<\/head>\n<body>\n<div class=\"wide-container\">\n <div class=\"glass-card p-5 md:p-6 mb-6 text-center\">\n <h1 class=\"text-2xl md:text-3xl font-extrabold text-white tracking-tight\">🧪 \u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0648\u0627\u0644\u062a\u0623\u0643\u0633\u062f \u0648\u0627\u0644\u0627\u062e\u062a\u0632\u0627\u0644<\/h1>\n <p class=\"text-indigo-200 text-md mt-1\">\u0645\u0639 \u0627\u0644\u0635\u064a\u063a \u0627\u0644\u0628\u0646\u0627\u0626\u064a\u0629 | \u0627\u0644\u062b\u0627\u0646\u0648\u064a – \u0627\u0644\u0635\u0641 \u0627\u0644\u062b\u0627\u0646\u064a \u0639\u0634\u0631 – \u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0623\u0643\u0627\u062f\u064a\u0645\u064a<\/p>\n <\/div>\n\n <div class=\"glass-card p-5 md:p-7\">\n <div class=\"flex flex-wrap justify-between items-center gap-3 mb-5 pb-2 border-b border-white\/20\">\n <div class=\"flex items-center gap-3\">\n <span class=\"bg-purple-700\/60 text-white text-l font-bold px-3 py-1 rounded-full\">📋 \u0627\u0644\u0633\u0624\u0627\u0644 <span id=\"current-q-num\">1<\/span> \/ <span id=\"total-q-count\">0<\/span><\/span>\n <span id=\"difficulty-badge\" class=\"badge-difficulty text-white\/80\"><\/span>\n <\/div>\n <div class=\"flex items-center gap-2 text-l bg-black\/20 px-3 py-1 rounded-full\">\n <span class=\"text-indigo-300\">\u2713 \u0627\u0644\u0645\u062c\u0627\u0628 \u0639\u0646\u0647:<\/span>\n <span id=\"answered-count\" class=\"font-bold text-white\">0<\/span>\n <span class=\"text-indigo-300\">\u0645\u0646<\/span>\n <span id=\"total-answered-base\" class=\"font-bold text-white\">0<\/span>\n <\/div>\n <\/div>\n\n <div class=\"mb-5\">\n <div class=\"flex justify-between text-xs text-indigo-200 mb-1\">\n <span>\u0627\u0644\u062a\u0642\u062f\u0645 \u0641\u064a \u0627\u0644\u0623\u0633\u0626\u0644\u0629<\/span>\n <span id=\"progress-percent\">0%<\/span>\n <\/div>\n <div class=\"w-full bg-gray-800\/60 rounded-full h-2.5\">\n <div id=\"progress-bar\" class=\"progress-step bg-gradient-to-r from-purple-500 to-indigo-500 h-2.5 rounded-full\" style=\"width: 0%\"><\/div>\n <\/div>\n <\/div>\n\n <div id=\"dynamic-question-area\"><\/div>\n\n <div class=\"flex flex-wrap justify-center gap-3 mt-8 pt-3 border-t border-white\/20\">\n <button id=\"first-btn\" class=\"nav-btn text-white px-4 py-2 text-l md:text-base\">⏮ \u0627\u0644\u0623\u0648\u0644<\/button>\n <button id=\"prev-btn\" class=\"nav-btn text-white px-5 py-2\">▶ \u0627\u0644\u0633\u0627\u0628\u0642<\/button>\n <button id=\"next-btn\" class=\"nav-btn text-white px-5 py-2\">\u0627\u0644\u062a\u0627\u0644\u064a ◀<\/button>\n <button id=\"last-btn\" class=\"nav-btn text-white px-4 py-2 text-l md:text-base\">\u0627\u0644\u0623\u062e\u064a\u0631 ⏭<\/button>\n <\/div>\n\n <div class=\"mt-6 text-center\">\n <button id=\"submit-final-btn\" class=\"bg-gradient-to-r from-purple-600 to-indigo-600 hover:from-purple-700 hover:to-indigo-700 text-white font-bold py-3 px-8 rounded-full shadow-lg transition text-lg\">✨ \u0625\u0638\u0647\u0627\u0631 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 ✨<\/button>\n <\/div>\n\n <div id=\"result-panel\" class=\"result-panel hidden\">\n <h2 class=\"text-2xl font-bold text-white mb-2\">📊 \u0646\u062a\u064a\u062c\u062a\u0643 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629<\/h2>\n <p id=\"final-score-text\" class=\"text-4xl font-extrabold text-purple-300 mb-2\">0 \/ 0<\/p>\n <p id=\"result-message\" class=\"text-indigo-200 text-l\"><\/p>\n <button id=\"reset-exam-btn\" class=\"mt-4 bg-white\/20 hover:bg-white\/30 text-white px-6 py-2 rounded-full font-semibold transition\">🔄 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/button>\n <\/div>\n <\/div>\n<\/div>\n\n<script>\n \/\/ \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0645\u0639 \u0625\u0636\u0627\u0641\u0629 \u0627\u0644\u0635\u064a\u063a \u0627\u0644\u0628\u0646\u0627\u0626\u064a\u0629 \u0648\u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629 \u0628\u0634\u0643\u0644 \u0648\u0627\u0636\u062d\n const quizData = [\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u062a\u0639\u0631\u064a\u0641 \u0627\u0644\u0623\u0646\u0633\u0628 \u0644\u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0641\u064a \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0621 \u0627\u0644\u0639\u0636\u0648\u064a\u0629\u061f\", options:[\"\u062a\u0641\u0627\u0639\u0644 \u062a\u062a\u062d\u062f \u0641\u064a\u0647 \u062c\u0632\u064a\u0626\u0627\u062a \u0635\u063a\u064a\u0631\u0629 \u0644\u062a\u0643\u0648\u064a\u0646 \u062c\u0632\u064a\u0621 \u0623\u0643\u0628\u0631.\",\"\u062a\u0641\u0627\u0639\u0644 \u062a\u0646\u0643\u0633\u0631 \u0641\u064a\u0647 \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0648\u062a\u062a\u0643\u0648\u0646 \u0631\u0648\u0627\u0628\u0637 \u062c\u062f\u064a\u062f\u0629 \u0644\u062a\u0643\u0648\u064a\u0646 \u0645\u0646\u062a\u062c \u0648\u0627\u062d\u062f.\",\"\u062a\u0641\u0627\u0639\u0644 \u062a\u062d\u0644 \u0641\u064a\u0647 \u0630\u0631\u0629 \u0623\u0648 \u0645\u062c\u0645\u0648\u0639\u0629 \u0630\u0631\u064a\u0629 \u0645\u062d\u0644 \u0630\u0631\u0629 \u0623\u0648 \u0645\u062c\u0645\u0648\u0639\u0629 \u0623\u062e\u0631\u0649 \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0628 \u0627\u0644\u0639\u0636\u0648\u064a.\",\"\u062a\u0641\u0627\u0639\u0644 \u064a\u062a\u0645 \u0641\u064a\u0647 \u0625\u0632\u0627\u0644\u0629 \u0630\u0631\u062a\u064a\u0646 \u0645\u0646 \u062c\u0632\u064a\u0621 \u0644\u062a\u0643\u0648\u064a\u0646 \u0631\u0627\u0628\u0637\u0629 \u062b\u0646\u0627\u0626\u064a\u0629.\"], correctAnswer:\"\u062a\u0641\u0627\u0639\u0644 \u062a\u062d\u0644 \u0641\u064a\u0647 \u0630\u0631\u0629 \u0623\u0648 \u0645\u062c\u0645\u0648\u0639\u0629 \u0630\u0631\u064a\u0629 \u0645\u062d\u0644 \u0630\u0631\u0629 \u0623\u0648 \u0645\u062c\u0645\u0648\u0639\u0629 \u0623\u062e\u0631\u0649 \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0628 \u0627\u0644\u0639\u0636\u0648\u064a.\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0647\u064a \u0627\u0644\u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u062a\u064a \u064a\u062a\u0645 \u0641\u064a\u0647\u0627 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0630\u0631\u0629 \u0623\u0648 \u0645\u062c\u0645\u0648\u0639\u0629 \u0630\u0631\u064a\u0629 \u0628\u0623\u062e\u0631\u0649 \u0641\u064a \u062c\u0632\u064a\u0621 \u0639\u0636\u0648\u064a.\"},\n {question:\"\u0641\u064a \u0623\u064a \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0639\u0636\u0648\u064a\u0629 \u062a\u062d\u062f\u062b \u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0628\u0634\u0643\u0644 \u0634\u0627\u0626\u0639\u061f\", options:[\"\u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0645\u0634\u0628\u0639\u0629 (\u0627\u0644\u0623\u0644\u0643\u064a\u0646\u0627\u062a \u0648\u0627\u0644\u0623\u0644\u0643\u0627\u064a\u0646\u0627\u062a)\",\"\u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0639\u0637\u0631\u064a\u0629 \u0641\u0642\u0637\",\"\u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0628\u0639\u0629 \u0645\u062b\u0644 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a\u060c \u0648\u0647\u0627\u0644\u064a\u062f\u0627\u062a \u0627\u0644\u0623\u0644\u0643\u064a\u0644\u060c \u0648\u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a\",\"\u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u0648\u0627\u0644\u0643\u064a\u062a\u0648\u0646\u0627\u062a \u0641\u0642\u0637\"], correctAnswer:\"\u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0628\u0639\u0629 \u0645\u062b\u0644 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a\u060c \u0648\u0647\u0627\u0644\u064a\u062f\u0627\u062a \u0627\u0644\u0623\u0644\u0643\u064a\u0644\u060c \u0648\u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u062a\u062d\u062f\u062b \u0639\u0627\u062f\u0629 \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0628\u0639\u0629 \u0645\u062b\u0644 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a \u0648\u0645\u0634\u062a\u0642\u0627\u062a\u0647\u0627 (\u0647\u0627\u0644\u064a\u062f\u0627\u062a \u0627\u0644\u0623\u0644\u0643\u064a\u0644 \u0648\u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a) \u062d\u064a\u062b \u0644\u0627 \u062a\u0648\u062c\u062f \u0631\u0648\u0627\u0628\u0637 \u0628\u0627\u064a \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0625\u0636\u0627\u0641\u0629.\"},\n {question:\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0644\u0627\u0632\u0645\u0629 \u0644\u062d\u062f\u0648\u062b \u062a\u0641\u0627\u0639\u0644 \u0647\u0644\u062c\u0646\u0629 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a (\u0645\u062b\u0644 \u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0645\u064a\u062b\u0627\u0646 <span class='chem-formula'>CH\u2084<\/span> \u0645\u0639 \u0627\u0644\u0643\u0644\u0648\u0631 <span class='chem-formula'>Cl\u2082<\/span>)\u061f\", options:[\"\u0648\u062c\u0648\u062f \u0639\u0627\u0645\u0644 \u0645\u0624\u0643\u0633\u062f \u0642\u0648\u064a\",\"\u0648\u062c\u0648\u062f \u0639\u0627\u0645\u0644 \u0645\u062e\u062a\u0632\u0644 \u0642\u0648\u064a\",\"\u0648\u062c\u0648\u062f \u0627\u0644\u0636\u0648\u0621 \u0623\u0648 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\",\"\u0648\u062c\u0648\u062f \u062d\u0645\u0636 \u0627\u0644\u0643\u0628\u0631\u064a\u062a\u064a\u0643 \u0627\u0644\u0645\u0631\u0643\u0632\"], correctAnswer:\"\u0648\u062c\u0648\u062f \u0627\u0644\u0636\u0648\u0621 \u0623\u0648 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u062a\u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a \u0645\u0639 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646\u0627\u062a \u0645\u062b\u0644 \u0627\u0644\u0643\u0644\u0648\u0631 \u0648\u0627\u0644\u0628\u0631\u0648\u0645 \u0641\u064a \u0648\u062c\u0648\u062f \u0627\u0644\u0636\u0648\u0621 \u0623\u0648 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0641\u064a \u062a\u0641\u0627\u0639\u0644 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u062c\u0630\u0631\u064a \u062d\u0631.\"},\n {question:\"\u0623\u064a \u0645\u0646 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u064a\u0643\u0648\u0646 \u062a\u0641\u0627\u0639\u0644\u0647 \u0645\u0639 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a \u0627\u0646\u0641\u062c\u0627\u0631\u064a\u0627\u064b \u0648\u0639\u0646\u064a\u0641\u0627\u064b\u060c \u0645\u0645\u0627 \u064a\u0635\u0639\u0628 \u0627\u0644\u0633\u064a\u0637\u0631\u0629 \u0639\u0644\u064a\u0647 \u0645\u062e\u0628\u0631\u064a\u0627\u064b\u061f\", options:[\"\u0627\u0644\u0643\u0644\u0648\u0631 <span class='chem-formula'>Cl\u2082<\/span>\",\"\u0627\u0644\u0628\u0631\u0648\u0645 <span class='chem-formula'>Br\u2082<\/span>\",\"\u0627\u0644\u064a\u0648\u062f <span class='chem-formula'>I\u2082<\/span>\",\"\u0627\u0644\u0641\u0644\u0648\u0631 <span class='chem-formula'>F\u2082<\/span>\"], correctAnswer:\"\u0627\u0644\u0641\u0644\u0648\u0631 <span class='chem-formula'>F\u2082<\/span>\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0627\u0644\u0641\u0644\u0648\u0631 \u0647\u0648 \u0623\u0646\u0634\u0637 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646\u0627\u062a \u0641\u064a \u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644\u060c \u0648\u062a\u0641\u0627\u0639\u0644\u0647 \u064a\u0643\u0648\u0646 \u0627\u0646\u0641\u062c\u0627\u0631\u064a\u0627\u064b \u0648\u0639\u0646\u064a\u0641\u0627\u064b \u062c\u062f\u0627\u064b.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0646\u0648\u0639 \u062a\u0641\u0627\u0639\u0644 \u0647\u0644\u062c\u0646\u0629 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a\u061f\", options:[\"\u062a\u0641\u0627\u0639\u0644 \u0625\u0636\u0627\u0641\u0629\",\"\u062a\u0641\u0627\u0639\u0644 \u062d\u0630\u0641\",\"\u062a\u0641\u0627\u0639\u0644 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u062c\u0630\u0631\u064a \u062d\u0631\",\"\u062a\u0641\u0627\u0639\u0644 \u0623\u0643\u0633\u062f\u0629-\u0627\u062e\u062a\u0632\u0627\u0644\"], correctAnswer:\"\u062a\u0641\u0627\u0639\u0644 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u062c\u0630\u0631\u064a \u062d\u0631\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u062a\u0641\u0627\u0639\u0644 \u0647\u0644\u062c\u0646\u0629 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a \u0647\u0648 \u062a\u0641\u0627\u0639\u0644 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u062c\u0630\u0631\u064a \u062d\u0631 \u064a\u062a\u0645 \u0639\u0628\u0631 \u0633\u0644\u0633\u0644\u0629 \u0645\u0646 \u0627\u0644\u062e\u0637\u0648\u0627\u062a.\"},\n {question:\"\u0623\u064a \u0645\u0646 \u0627\u0644\u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u064a\u0645\u062b\u0644 \u0627\u0644\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0635\u062d\u064a\u062d \u0644\u0646\u0634\u0627\u0637 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646\u0627\u062a \u0641\u064a \u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0645\u0639 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a \u0645\u0646 \u0627\u0644\u0623\u0643\u062b\u0631 \u0646\u0634\u0627\u0637\u0627\u064b \u0625\u0644\u0649 \u0627\u0644\u0623\u0642\u0644 \u0646\u0634\u0627\u0637\u0627\u064b\u061f\", options:[\"I\u2082 > Br\u2082 > Cl\u2082 > F\u2082\",\"F\u2082 > Cl\u2082 > Br\u2082 > I\u2082\",\"Cl\u2082 > F\u2082 > Br\u2082 > I\u2082\",\"Br\u2082 > Cl\u2082 > F\u2082 > I\u2082\"], correctAnswer:\"F\u2082 > Cl\u2082 > Br\u2082 > I\u2082\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0646\u0634\u0627\u0637 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646\u0627\u062a \u064a\u062a\u0646\u0627\u0642\u0635 \u0643\u0644\u0645\u0627 \u0627\u062a\u062c\u0647\u0646\u0627 \u0644\u0644\u0623\u0633\u0641\u0644 \u0641\u064a \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629.\"},\n {question:\"\u0639\u0646\u062f \u0647\u0644\u062c\u0646\u0629 \u0627\u0644\u0628\u0631\u0648\u0628\u0627\u0646 <span class='chem-formula'>CH\u2083-CH\u2082-CH\u2083<\/span> \u0628\u0627\u0644\u0643\u0644\u0648\u0631 \u0628\u0648\u062c\u0648\u062f \u0627\u0644\u0636\u0648\u0621\u060c \u0645\u0627 \u0647\u064a \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0639\u0636\u0648\u064a\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u0629\u061f\", options:[\"1-\u0643\u0644\u0648\u0631\u0648 \u0628\u0631\u0648\u0628\u0627\u0646 \u0641\u0642\u0637 <span class='chem-formula'>CH\u2083CH\u2082CH\u2082Cl<\/span>\",\"2-\u0643\u0644\u0648\u0631\u0648 \u0628\u0631\u0648\u0628\u0627\u0646 \u0641\u0642\u0637 <span class='chem-formula'>CH\u2083CHClCH\u2083<\/span>\",\"\u062e\u0644\u064a\u0637 \u0645\u0646 1-\u0643\u0644\u0648\u0631\u0648 \u0628\u0631\u0648\u0628\u0627\u0646 \u06482-\u0643\u0644\u0648\u0631\u0648 \u0628\u0631\u0648\u0628\u0627\u0646\",\"\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082CH\u2082OH<\/span>\"], correctAnswer:\"\u062e\u0644\u064a\u0637 \u0645\u0646 1-\u0643\u0644\u0648\u0631\u0648 \u0628\u0631\u0648\u0628\u0627\u0646 \u06482-\u0643\u0644\u0648\u0631\u0648 \u0628\u0631\u0648\u0628\u0627\u0646\", difficulty:\"\u0635\u0639\u0628\", explanation:\"\u0641\u064a \u0647\u0644\u062c\u0646\u0629 \u0627\u0644\u0628\u0631\u0648\u0628\u0627\u0646\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062d\u062f\u062b \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0639\u0644\u0649 \u0630\u0631\u0629 \u0643\u0631\u0628\u0648\u0646 \u0637\u0631\u0641\u064a\u0629 \u0623\u0648 \u0648\u0633\u0637\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062e\u0644\u064a\u0637.\"},\n {question:\"\u0644\u0645\u0627\u0630\u0627 \u062a\u0639\u062a\u0628\u0631 \u0627\u0644\u0631\u0627\u0628\u0637\u0629 \u0628\u064a\u0646 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0648\u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646 (C-X) \u0641\u064a \u0647\u0627\u0644\u064a\u062f\u0627\u062a \u0627\u0644\u0623\u0644\u0643\u064a\u0644 \u0642\u0637\u0628\u064a\u0629\u061f\", options:[\"\u0644\u0623\u0646 \u0630\u0631\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0623\u0643\u0628\u0631 \u0645\u0646 \u0630\u0631\u0629 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646\",\"\u0644\u0623\u0646 \u0630\u0631\u0629 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646 \u062a\u062d\u0645\u0644 \u0634\u062d\u0646\u0629 \u062c\u0632\u0626\u064a\u0629 \u0645\u0648\u062c\u0628\u0629\",\"\u0644\u0623\u0646 \u0630\u0631\u0629 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646 \u0623\u0643\u062b\u0631 \u0643\u0647\u0631\u0648\u0633\u0627\u0644\u0628\u064a\u0629 \u0645\u0646 \u0630\u0631\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u060c \u0641\u062a\u062c\u0630\u0628 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0646\u062d\u0648\u0647\u0627\",\"\u0644\u0623\u0646 \u0627\u0644\u0631\u0627\u0628\u0637\u0629 C-X \u0647\u064a \u0631\u0627\u0628\u0637\u0629 \u0623\u064a\u0648\u0646\u064a\u0629\"], correctAnswer:\"\u0644\u0623\u0646 \u0630\u0631\u0629 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646 \u0623\u0643\u062b\u0631 \u0643\u0647\u0631\u0648\u0633\u0627\u0644\u0628\u064a\u0629 \u0645\u0646 \u0630\u0631\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u060c \u0641\u062a\u062c\u0630\u0628 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0646\u062d\u0648\u0647\u0627\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u0630\u0631\u0627\u062a \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646 \u0623\u0643\u062b\u0631 \u0643\u0647\u0631\u0648\u0633\u0627\u0644\u0628\u064a\u0629 \u0645\u0646 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u060c \u0641\u062a\u0633\u062d\u0628 \u0627\u0644\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629 \u0646\u062d\u0648\u0647\u0627.\"},\n {question:\"\u0645\u0627\u0630\u0627 \u064a\u0645\u062b\u0644 \u0627\u0644\u0631\u0645\u0632 \u03b4\u207a \u0639\u0644\u0649 \u0630\u0631\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0641\u064a \u0647\u0627\u0644\u064a\u062f \u0627\u0644\u0623\u0644\u0643\u064a\u0644 (R-X)\u061f\", options:[\"\u0634\u062d\u0646\u0629 \u0643\u0644\u064a\u0629 \u0645\u0648\u062c\u0628\u0629\",\"\u0634\u062d\u0646\u0629 \u062c\u0632\u0626\u064a\u0629 \u0645\u0648\u062c\u0628\u0629\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0647\u062f\u0641\u0627\u064b \u0644\u0644\u0646\u064a\u0648\u0643\u0644\u064a\u0648\u0641\u064a\u0644\u0627\u062a\",\"\u0634\u062d\u0646\u0629 \u062c\u0632\u0626\u064a\u0629 \u0633\u0627\u0644\u0628\u0629\",\"\u0634\u062d\u0646\u0629 \u0645\u062a\u0639\u0627\u062f\u0644\u0629\"], correctAnswer:\"\u0634\u062d\u0646\u0629 \u062c\u0632\u0626\u064a\u0629 \u0645\u0648\u062c\u0628\u0629\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0647\u062f\u0641\u0627\u064b \u0644\u0644\u0646\u064a\u0648\u0643\u0644\u064a\u0648\u0641\u064a\u0644\u0627\u062a\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0630\u0631\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0641\u064a \u0647\u0627\u0644\u064a\u062f \u0627\u0644\u0623\u0644\u0643\u064a\u0644 \u062a\u062d\u0645\u0644 \u0634\u062d\u0646\u0629 \u062c\u0632\u0626\u064a\u0629 \u0645\u0648\u062c\u0628\u0629 (\u03b4\u207a)\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0645\u0631\u0643\u0632\u0627\u064b \u0625\u0644\u0643\u062a\u0631\u0648\u0641\u064a\u0644\u064a\u0627\u064b.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0646\u0627\u062a\u062c \u0627\u0644\u0639\u0636\u0648\u064a \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0645\u0646 \u062a\u0641\u0627\u0639\u0644 \u0628\u0631\u0648\u0645\u0648 \u0625\u064a\u062b\u0627\u0646 <span class='chem-formula'>CH\u2083CH\u2082Br<\/span> \u0645\u0639 \u0647\u064a\u062f\u0631\u0648\u0643\u0633\u064a\u062f \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 \u0627\u0644\u0645\u0627\u0626\u064a (<span class='chem-formula'>NaOH(aq)<\/span>)\u061f\", options:[\"\u0625\u064a\u062b\u0627\u0646 <span class='chem-formula'>CH\u2083CH\u2083<\/span>\",\"\u0625\u064a\u062b\u0627\u0646\u0627\u0644 <span class='chem-formula'>CH\u2083CHO<\/span>\",\"\u0625\u064a\u062b\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span>\",\"\u0625\u064a\u062b\u064a\u0644\u064a\u0646 <span class='chem-formula'>CH\u2082=CH\u2082<\/span>\"], correctAnswer:\"\u0625\u064a\u062b\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span>\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0647\u0630\u0627 \u062a\u0641\u0627\u0639\u0644 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0646\u0643\u0644\u064a\u0648\u0641\u064a\u0644\u064a \u062d\u064a\u062b \u064a\u062d\u0644 \u0623\u064a\u0648\u0646 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0643\u0633\u064a\u062f (OH\u207b) \u0645\u062d\u0644 \u0630\u0631\u0629 \u0627\u0644\u0628\u0631\u0648\u0645\u060c \u0648\u064a\u0646\u062a\u062c \u0627\u0644\u0643\u062d\u0648\u0644 \u0627\u0644\u0645\u0642\u0627\u0628\u0644.\"},\n {question:\"\u0644\u062a\u062d\u0636\u064a\u0631 \u0625\u064a\u062b\u0631 (R-O-R') \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u0641\u0627\u0639\u0644 \u0648\u064a\u0644\u064a\u0627\u0645\u0633\u0648\u0646\u060c \u0645\u0627 \u0647\u064a \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u062a\u0641\u0627\u0639\u0644\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629\u061f\", options:[\"\u0643\u062d\u0648\u0644 \u0648\u062d\u0645\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\",\"\u0623\u0644\u0643\u0627\u0646 \u0648\u0647\u0627\u0644\u0648\u062c\u064a\u0646\",\"\u0647\u0627\u0644\u064a\u062f \u0623\u0644\u0643\u064a\u0644 \u0648\u0623\u064a\u0648\u0646 \u0623\u0644\u0643\u0648\u0643\u0633\u064a\u062f\",\"\u0623\u0644\u062f\u0647\u064a\u062f \u0648\u0643\u062d\u0648\u0644\"], correctAnswer:\"\u0647\u0627\u0644\u064a\u062f \u0623\u0644\u0643\u064a\u0644 \u0648\u0623\u064a\u0648\u0646 \u0623\u0644\u0643\u0648\u0643\u0633\u064a\u062f\", difficulty:\"\u0635\u0639\u0628\", explanation:\"\u062a\u0641\u0627\u0639\u0644 \u0648\u064a\u0644\u064a\u0627\u0645\u0633\u0648\u0646 \u0647\u0648 \u062a\u0641\u0627\u0639\u0644 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0646\u0643\u0644\u064a\u0648\u0641\u064a\u0644\u064a \u0628\u064a\u0646 \u0647\u0627\u0644\u064a\u062f \u0623\u0644\u0643\u064a\u0644 \u0648\u0623\u064a\u0648\u0646 \u0623\u0644\u0643\u0648\u0643\u0633\u064a\u062f.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u062f\u0648\u0631 \u0643\u0644\u0648\u0631\u064a\u062f \u0627\u0644\u0632\u0646\u0643 (<span class='chem-formula'>ZnCl\u2082<\/span>) \u0643\u0639\u0627\u0645\u0644 \u0645\u0633\u0627\u0639\u062f \u0641\u064a \u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span> \u0645\u0639 \u062d\u0645\u0636 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0643\u0644\u0648\u0631\u064a\u0643\u061f\", options:[\"\u0623\u0643\u0633\u062f\u0629 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0648\u0644\",\"\u0627\u062e\u062a\u0632\u0627\u0644 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0648\u0644\",\"\u062a\u0633\u0631\u064a\u0639 \u0627\u0644\u062a\u0641\u0627\u0639\u0644\u060c \u062e\u0627\u0635\u0629 \u0645\u0639 \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0648\u0627\u0644\u062b\u0627\u0646\u0648\u064a\u0629\",\"\u062a\u0643\u0648\u064a\u0646 \u0631\u0648\u0627\u0628\u0637 \u062b\u0646\u0627\u0626\u064a\u0629\"], correctAnswer:\"\u062a\u0633\u0631\u064a\u0639 \u0627\u0644\u062a\u0641\u0627\u0639\u0644\u060c \u062e\u0627\u0635\u0629 \u0645\u0639 \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0648\u0627\u0644\u062b\u0627\u0646\u0648\u064a\u0629\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u064a\u0633\u062a\u062e\u062f\u0645 \u0643\u0644\u0648\u0631\u064a\u062f \u0627\u0644\u0632\u0646\u0643 \u0644\u062a\u0633\u0631\u064a\u0639 \u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0648\u0627\u0644\u062b\u0627\u0646\u0648\u064a\u0629 \u0645\u0639 \u0647\u0627\u0644\u064a\u062f\u0627\u062a \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646.\"},\n {question:\"\u0623\u064a \u0645\u0646 \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u064a\u062a\u0641\u0627\u0639\u0644 \u0645\u0639 \u062d\u0645\u0636 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0643\u0644\u0648\u0631\u064a\u0643 (<span class='chem-formula'>HCl<\/span>) \u0628\u0633\u0631\u0639\u0629 \u0641\u064a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u063a\u0631\u0641\u0629 \u062f\u0648\u0646 \u0627\u0644\u062d\u0627\u062c\u0629 \u0644\u0639\u0627\u0645\u0644 \u0645\u0633\u0627\u0639\u062f\u061f\", options:[\"\u0643\u062d\u0648\u0644 \u0623\u0648\u0644\u064a (\u0645\u062b\u0644 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span>)\",\"\u0643\u062d\u0648\u0644 \u062b\u0627\u0646\u0648\u064a (\u0645\u062b\u0644 2-\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CHOHCH\u2083<\/span>)\",\"\u0643\u062d\u0648\u0644 \u062b\u0627\u0644\u062b\u064a (\u0645\u062b\u0644 2-\u0645\u064a\u062b\u064a\u0644-2-\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0644 <span class='chem-formula'>(CH\u2083)\u2083COH<\/span>)\",\"\u0627\u0644\u0641\u064a\u0646\u0648\u0644 <span class='chem-formula'>C\u2086H\u2085OH<\/span>\"], correctAnswer:\"\u0643\u062d\u0648\u0644 \u062b\u0627\u0644\u062b\u064a (\u0645\u062b\u0644 2-\u0645\u064a\u062b\u064a\u0644-2-\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0644 <span class='chem-formula'>(CH\u2083)\u2083COH<\/span>)\", difficulty:\"\u0635\u0639\u0628\", explanation:\"\u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u062b\u0627\u0644\u062b\u064a\u0629 \u0647\u064a \u0627\u0644\u0623\u0643\u062b\u0631 \u062a\u0641\u0627\u0639\u0644\u064a\u0629 \u0645\u0639 \u0647\u0627\u0644\u064a\u062f\u0627\u062a \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0628\u0633\u0628\u0628 \u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0623\u064a\u0648\u0646 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u064a\u0648\u0645 \u0627\u0644\u062b\u0627\u0644\u062b\u064a.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0646\u0627\u062a\u062c \u0645\u0646 \u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0643\u062d\u0648\u0644 \u0627\u0644\u0623\u0648\u0644\u064a <span class='chem-formula'>R-CH\u2082OH<\/span> \u0645\u0639 \u0641\u0644\u0632 \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 (<span class='chem-formula'>Na<\/span>)\u061f\", options:[\"\u0623\u0644\u062f\u0647\u064a\u062f \u0648\u063a\u0627\u0632 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\",\"\u0623\u0644\u0643\u0648\u0643\u0633\u064a\u062f \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 \u0648\u063a\u0627\u0632 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\",\"\u062d\u0645\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\",\"\u0625\u064a\u062b\u0631\"], correctAnswer:\"\u0623\u0644\u0643\u0648\u0643\u0633\u064a\u062f \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 \u0648\u063a\u0627\u0632 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u062a\u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0645\u0639 \u0627\u0644\u0641\u0644\u0632\u0627\u062a \u0627\u0644\u0646\u0634\u0637\u0629 \u0645\u062b\u0644 \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 \u0644\u062a\u0643\u0648\u064a\u0646 \u0623\u0644\u0643\u0648\u0643\u0633\u064a\u062f\u0627\u062a \u0648\u064a\u0646\u0637\u0644\u0642 \u063a\u0627\u0632 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646.\"},\n {question:\"\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0645\u0639 \u0641\u0644\u0632 \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 (<span class='chem-formula'>Na<\/span>) \u0644\u0644\u062a\u0645\u064a\u064a\u0632 \u0645\u062e\u0628\u0631\u064a\u0627\u064b \u0628\u064a\u0646:\", options:[\"\u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u0648\u0627\u0644\u0643\u064a\u062a\u0648\u0646\u0627\u062a\",\"\u0627\u0644\u062d\u0645\u0648\u0636 \u0627\u0644\u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0629 \u0648\u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a\",\"\u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0648\u0627\u0644\u0625\u064a\u062b\u0631\u0627\u062a \u0623\u0648 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a\",\"\u0627\u0644\u0625\u0633\u062a\u0631\u0627\u062a \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0636\"], correctAnswer:\"\u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0648\u0627\u0644\u0625\u064a\u062b\u0631\u0627\u062a \u0623\u0648 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u062a\u062a\u0641\u0627\u0639\u0644 \u0645\u0639 \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 \u0648\u062a\u0637\u0644\u0642 \u063a\u0627\u0632 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\u060c \u0628\u064a\u0646\u0645\u0627 \u0627\u0644\u0625\u064a\u062b\u0631\u0627\u062a \u0648\u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a \u0644\u0627 \u062a\u062a\u0641\u0627\u0639\u0644.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0633\u0645 \u0627\u0644\u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0630\u064a \u064a\u062c\u0645\u0639 \u062d\u0645\u0636\u0627\u064b \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0627\u064b \u0645\u0639 \u0643\u062d\u0648\u0644 \u0644\u062a\u0643\u0648\u064a\u0646 \u0625\u0633\u062a\u0631 \u0648\u0645\u0627\u0621\u061f\", options:[\"\u062a\u0641\u0627\u0639\u0644 \u0647\u0644\u062c\u0646\u0629\",\"\u062a\u0641\u0627\u0639\u0644 \u0623\u0633\u062a\u0631\u0629\",\"\u062a\u0641\u0627\u0639\u0644 \u0623\u0643\u0633\u062f\u0629\",\"\u062a\u0641\u0627\u0639\u0644 \u0627\u062e\u062a\u0632\u0627\u0644\"], correctAnswer:\"\u062a\u0641\u0627\u0639\u0644 \u0623\u0633\u062a\u0631\u0629\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0623\u0633\u062a\u0631\u0629 \u0647\u0648 \u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0625\u0633\u062a\u0631\u0627\u062a \u0645\u0646 \u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u062d\u0645\u0648\u0636 \u0627\u0644\u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0629 \u0645\u0639 \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u062f\u0648\u0631 \u062d\u0645\u0636 \u0627\u0644\u0643\u0628\u0631\u064a\u062a\u064a\u0643 \u0627\u0644\u0645\u0631\u0643\u0632 (<span class='chem-formula'>H\u2082SO\u2084<\/span>) \u0641\u064a \u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0623\u0633\u062a\u0631\u0629\u061f\", options:[\"\u0639\u0627\u0645\u0644 \u0645\u0624\u0643\u0633\u062f\",\"\u0639\u0627\u0645\u0644 \u0645\u062e\u062a\u0632\u0644\",\"\u0639\u0627\u0645\u0644 \u0645\u0633\u0627\u0639\u062f \u0648\u0644\u0646\u0632\u0639 \u0627\u0644\u0645\u0627\u0621\u060c \u0645\u0645\u0627 \u064a\u0632\u064a\u062d \u0627\u0644\u0627\u062a\u0632\u0627\u0646 \u0646\u062d\u0648 \u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0625\u0633\u062a\u0631\",\"\u0645\u0635\u062f\u0631 \u0644\u0630\u0631\u0627\u062a \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\"], correctAnswer:\"\u0639\u0627\u0645\u0644 \u0645\u0633\u0627\u0639\u062f \u0648\u0644\u0646\u0632\u0639 \u0627\u0644\u0645\u0627\u0621\u060c \u0645\u0645\u0627 \u064a\u0632\u064a\u062d \u0627\u0644\u0627\u062a\u0632\u0627\u0646 \u0646\u062d\u0648 \u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0625\u0633\u062a\u0631\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u064a\u0639\u0645\u0644 \u062d\u0645\u0636 \u0627\u0644\u0643\u0628\u0631\u064a\u062a\u064a\u0643 \u0627\u0644\u0645\u0631\u0643\u0632 \u0643\u0639\u0627\u0645\u0644 \u0645\u0633\u0627\u0639\u062f \u0648\u0643\u0645\u0627\u062f\u0629 \u0646\u0627\u0632\u0639\u0629 \u0644\u0644\u0645\u0627\u0621\u060c \u0645\u0645\u0627 \u064a\u062f\u0641\u0639 \u0627\u0644\u0627\u062a\u0632\u0627\u0646 \u0646\u062d\u0648 \u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0625\u0633\u062a\u0631.\"},\n {question:\"\u0623\u064a \u0645\u0646 \u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u062a\u0645\u064a\u0632 \u0627\u0644\u0625\u0633\u062a\u0631\u0627\u062a \u0627\u0644\u0646\u0627\u062a\u062c\u0629 \u0639\u0646 \u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0623\u0633\u062a\u0631\u0629\u061f\", options:[\"\u0631\u0648\u0627\u0626\u062d \u0644\u0627\u0630\u0639\u0629 \u0648\u0645\u0632\u0639\u062c\u0629\",\"\u0645\u0631\u0643\u0628\u0627\u062a \u0635\u0644\u0628\u0629 \u0639\u062f\u064a\u0645\u0629 \u0627\u0644\u0631\u0627\u0626\u062d\u0629\",\"\u0631\u0648\u0627\u0626\u062d \u0639\u0637\u0631\u064a\u0629 \u0632\u0643\u064a\u0629 \u062a\u0634\u0628\u0647 \u0627\u0644\u0641\u0648\u0627\u0643\u0647 \u0648\u0627\u0644\u0632\u0647\u0648\u0631\",\"\u0645\u0631\u0643\u0628\u0627\u062a \u0634\u062f\u064a\u062f\u0629 \u0627\u0644\u062d\u0645\u0648\u0636\u0629\"], correctAnswer:\"\u0631\u0648\u0627\u0626\u062d \u0639\u0637\u0631\u064a\u0629 \u0632\u0643\u064a\u0629 \u062a\u0634\u0628\u0647 \u0627\u0644\u0641\u0648\u0627\u0643\u0647 \u0648\u0627\u0644\u0632\u0647\u0648\u0631\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u0627\u0644\u0625\u0633\u062a\u0631\u0627\u062a \u0647\u064a \u0627\u0644\u0645\u0633\u0624\u0648\u0644\u0629 \u0639\u0646 \u0627\u0644\u0631\u0648\u0627\u0626\u062d \u0627\u0644\u0639\u0637\u0631\u064a\u0629 \u0627\u0644\u0645\u0645\u064a\u0632\u0629 \u0644\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0641\u0648\u0627\u0643\u0647 \u0648\u0627\u0644\u0632\u0647\u0648\u0631.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u063a\u0627\u0632 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646\u062f \u062a\u0641\u0627\u0639\u0644 \u062d\u0645\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a \u0645\u0639 \u0643\u0631\u0628\u0648\u0646\u0627\u062a \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 (<span class='chem-formula'>Na\u2082CO\u2083<\/span>) \u0623\u0648 \u0628\u064a\u0643\u0631\u0628\u0648\u0646\u0627\u062a \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 (<span class='chem-formula'>NaHCO\u2083<\/span>)\u061f\", options:[\"\u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 (<span class='chem-formula'>H\u2082<\/span>)\",\"\u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 (<span class='chem-formula'>O\u2082<\/span>)\",\"\u062b\u0627\u0646\u064a \u0623\u0643\u0633\u064a\u062f \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (<span class='chem-formula'>CO\u2082<\/span>)\",\"\u0627\u0644\u0645\u064a\u062b\u0627\u0646 (<span class='chem-formula'>CH\u2084<\/span>)\"], correctAnswer:\"\u062b\u0627\u0646\u064a \u0623\u0643\u0633\u064a\u062f \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (<span class='chem-formula'>CO\u2082<\/span>)\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u062a\u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u062d\u0645\u0648\u0636 \u0627\u0644\u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0629 \u0645\u0639 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u0627\u062a \u0648\u062a\u0637\u0644\u0642 \u063a\u0627\u0632 \u062b\u0627\u0646\u064a \u0623\u0643\u0633\u064a\u062f \u0627\u0644\u0643\u0631\u0628\u0648\u0646.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u062e\u0628\u0631\u064a \u0627\u0644\u0623\u0643\u062b\u0631 \u0641\u0639\u0627\u0644\u064a\u0629 \u0644\u0644\u062a\u0645\u064a\u064a\u0632 \u0628\u064a\u0646 \u062d\u0645\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a (\u0645\u062b\u0644 <span class='chem-formula'>CH\u2083COOH<\/span>) \u0648\u0643\u062d\u0648\u0644 (\u0645\u062b\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span>)\u061f\", options:[\"\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0644\u0647\u0628\",\"\u0627\u062e\u062a\u0628\u0627\u0631 \u0648\u0631\u0642\u0629 \u0639\u0628\u0627\u062f \u0627\u0644\u0634\u0645\u0633\",\"\u0627\u062e\u062a\u0628\u0627\u0631 \u0625\u0636\u0627\u0641\u0629 \u0641\u0644\u0632 \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645\",\"\u0627\u062e\u062a\u0628\u0627\u0631 \u0625\u0636\u0627\u0641\u0629 \u0628\u064a\u0643\u0631\u0628\u0648\u0646\u0627\u062a \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 <span class='chem-formula'>NaHCO\u2083<\/span>\"], correctAnswer:\"\u0627\u062e\u062a\u0628\u0627\u0631 \u0625\u0636\u0627\u0641\u0629 \u0628\u064a\u0643\u0631\u0628\u0648\u0646\u0627\u062a \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 <span class='chem-formula'>NaHCO\u2083<\/span>\", difficulty:\"\u0635\u0639\u0628\", explanation:\"\u0627\u0644\u062d\u0645\u0648\u0636 \u0627\u0644\u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0629 \u0641\u0642\u0637 \u062a\u062a\u0641\u0627\u0639\u0644 \u0645\u0639 \u0628\u064a\u0643\u0631\u0628\u0648\u0646\u0627\u062a \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 \u0648\u062a\u0646\u062a\u062c \u063a\u0627\u0632 CO\u2082.\"},\n {question:\"\u0641\u064a \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0621 \u0627\u0644\u0639\u0636\u0648\u064a\u0629\u060c \u0645\u0627\u0630\u0627 \u064a\u0639\u0646\u064a \u0645\u0635\u0637\u0644\u062d '\u0627\u0644\u062a\u0623\u0643\u0633\u062f'\u061f\", options:[\"\u0632\u064a\u0627\u062f\u0629 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0623\u0648 \u0646\u0642\u0635\u0627\u0646 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646\",\"\u0646\u0642\u0635\u0627\u0646 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0623\u0648 \u0632\u064a\u0627\u062f\u0629 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\",\"\u0632\u064a\u0627\u062f\u0629 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 \u0623\u0648 \u0646\u0642\u0635\u0627\u0646 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0641\u064a \u0627\u0644\u062c\u0632\u064a\u0621\",\"\u0643\u0633\u0631 \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0641\u0642\u0637\"], correctAnswer:\"\u0632\u064a\u0627\u062f\u0629 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 \u0623\u0648 \u0646\u0642\u0635\u0627\u0646 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0641\u064a \u0627\u0644\u062c\u0632\u064a\u0621\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u0627\u0644\u062a\u0623\u0643\u0633\u062f \u0641\u064a \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0621 \u0627\u0644\u0639\u0636\u0648\u064a\u0629 \u064a\u0639\u0631\u0641 \u0628\u0632\u064a\u0627\u062f\u0629 \u0639\u062f\u062f \u0630\u0631\u0627\u062a \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 \u0623\u0648 \u0646\u0642\u0635\u0627\u0646 \u0639\u062f\u062f \u0630\u0631\u0627\u062a \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0646\u0627\u062a\u062c \u0645\u0646 \u0627\u0644\u0623\u0643\u0633\u062f\u0629 \u0627\u0644\u062c\u0632\u0626\u064a\u0629 \u0644\u0643\u062d\u0648\u0644 \u0623\u0648\u0644\u064a <span class='chem-formula'>R-CH\u2082OH<\/span> \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0627\u0645\u0644 \u0645\u0624\u0643\u0633\u062f \u0644\u0637\u064a\u0641 \u0645\u062b\u0644 <span class='chem-formula'>PCC<\/span>\u061f\", options:[\"\u062d\u0645\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a <span class='chem-formula'>R-COOH<\/span>\",\"\u0623\u0644\u062f\u0647\u064a\u062f <span class='chem-formula'>R-CHO<\/span>\",\"\u0643\u064a\u062a\u0648\u0646 <span class='chem-formula'>R-CO-R'<\/span>\",\"\u0625\u064a\u062b\u0631 <span class='chem-formula'>R-O-R<\/span>\"], correctAnswer:\"\u0623\u0644\u062f\u0647\u064a\u062f <span class='chem-formula'>R-CHO<\/span>\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u064a\u062a\u0623\u0643\u0633\u062f \u0627\u0644\u0643\u062d\u0648\u0644 \u0627\u0644\u0623\u0648\u0644\u064a \u062c\u0632\u0626\u064a\u0627\u064b \u0625\u0644\u0649 \u0623\u0644\u062f\u0647\u064a\u062f.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0646\u0627\u062a\u062c \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0645\u0646 \u0627\u0644\u0623\u0643\u0633\u062f\u0629 \u0627\u0644\u0643\u0627\u0645\u0644\u0629 \u0644\u0643\u062d\u0648\u0644 \u0623\u0648\u0644\u064a <span class='chem-formula'>R-CH\u2082OH<\/span> \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0627\u0645\u0644 \u0645\u0624\u0643\u0633\u062f \u0642\u0648\u064a \u0645\u062b\u0644 \u062f\u064a\u0643\u0631\u0648\u0645\u0627\u062a \u0627\u0644\u0628\u0648\u062a\u0627\u0633\u064a\u0648\u0645 (<span class='chem-formula'>K\u2082Cr\u2082O\u2087\/H\u207a<\/span>)\u061f\", options:[\"\u0623\u0644\u062f\u0647\u064a\u062f\",\"\u0643\u064a\u062a\u0648\u0646\",\"\u062d\u0645\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a <span class='chem-formula'>R-COOH<\/span>\",\"\u0625\u0633\u062a\u0631\"], correctAnswer:\"\u062d\u0645\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a <span class='chem-formula'>R-COOH<\/span>\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0627\u0644\u0643\u062d\u0648\u0644 \u0627\u0644\u0623\u0648\u0644\u064a \u064a\u062a\u0623\u0643\u0633\u062f \u0628\u0627\u0644\u0643\u0627\u0645\u0644 \u0625\u0644\u0649 \u062d\u0645\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a.\"},\n {question:\"\u0639\u0646\u062f \u0623\u0643\u0633\u062f\u0629 2-\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083-CHOH-CH\u2083<\/span> (\u0643\u062d\u0648\u0644 \u062b\u0627\u0646\u0648\u064a) \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062f\u064a\u0643\u0631\u0648\u0645\u0627\u062a \u0627\u0644\u0628\u0648\u062a\u0627\u0633\u064a\u0648\u0645 (<span class='chem-formula'>K\u2082Cr\u2082O\u2087\/H\u207a<\/span>)\u060c \u0645\u0627 \u0647\u0648 \u0627\u0644\u0646\u0627\u062a\u062c \u0627\u0644\u0639\u0636\u0648\u064a \u0627\u0644\u0645\u062a\u0643\u0648\u0646\u061f\", options:[\"\u0628\u0631\u0648\u0628\u0627\u0646\u0627\u0644 <span class='chem-formula'>CH\u2083CH\u2082CHO<\/span>\",\"\u062d\u0645\u0636 \u0627\u0644\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u064a\u0643 <span class='chem-formula'>CH\u2083CH\u2082COOH<\/span>\",\"\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0646 <span class='chem-formula'>CH\u2083COCH\u2083<\/span>\",\"\u0628\u0631\u0648\u0628\u064a\u0646 <span class='chem-formula'>CH\u2083CH=CH\u2082<\/span>\"], correctAnswer:\"\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0646 <span class='chem-formula'>CH\u2083COCH\u2083<\/span>\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u062a\u062a\u0623\u0643\u0633\u062f \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u062b\u0627\u0646\u0648\u064a\u0629 \u0625\u0644\u0649 \u0643\u064a\u062a\u0648\u0646\u0627\u062a.\"},\n {question:\"\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u062a\u062a\u0623\u0643\u0633\u062f \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u062b\u0627\u0644\u062b\u064a\u0629 \u0641\u064a \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0639\u0627\u062f\u064a\u0629\u061f\", options:[\"\u0644\u0623\u0646\u0647\u0627 \u062a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u062b\u0644\u0627\u062b \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0647\u064a\u062f\u0631\u0648\u0643\u0633\u064a\u0644\",\"\u0644\u0623\u0646\u0647\u0627 \u0645\u0631\u0643\u0628\u0627\u062a \u063a\u064a\u0631 \u0642\u0637\u0628\u064a\u0629\",\"\u0644\u0623\u0646 \u0630\u0631\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0627\u0644\u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0643\u0633\u064a\u0644 \u0644\u0627 \u062a\u0631\u062a\u0628\u0637 \u0628\u0623\u064a \u0630\u0631\u0629 \u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\",\"\u0644\u0623\u0646\u0647\u0627 \u0639\u0648\u0627\u0645\u0644 \u0645\u062e\u062a\u0632\u0644\u0629 \u0636\u0639\u064a\u0641\u0629 \u062c\u062f\u0627\u064b\"], correctAnswer:\"\u0644\u0623\u0646 \u0630\u0631\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0627\u0644\u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0643\u0633\u064a\u0644 \u0644\u0627 \u062a\u0631\u062a\u0628\u0637 \u0628\u0623\u064a \u0630\u0631\u0629 \u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\", difficulty:\"\u0635\u0639\u0628\", explanation:\"\u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0623\u0643\u0633\u062f\u0629 \u0646\u0632\u0639 \u0630\u0631\u0627\u062a \u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0645\u0646 \u0630\u0631\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0627\u0644\u062d\u0627\u0645\u0644\u0629 \u0644\u0644\u0647\u064a\u062f\u0631\u0648\u0643\u0633\u064a\u0644.\"},\n {question:\"\u0623\u064a \u0645\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0639\u0636\u0648\u064a\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u062a\u062a\u0623\u0643\u0633\u062f \u0628\u0633\u0647\u0648\u0644\u0629 \u0625\u0644\u0649 \u0623\u062d\u0645\u0627\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0629 \u0648\u062a\u0639\u0645\u0644 \u0643\u0639\u0648\u0627\u0645\u0644 \u0645\u062e\u062a\u0632\u0644\u0629 \u0642\u0648\u064a\u0629\u061f\", options:[\"\u0627\u0644\u0643\u064a\u062a\u0648\u0646\u0627\u062a\",\"\u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a\",\"\u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a\",\"\u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u062b\u0627\u0644\u062b\u064a\u0629\"], correctAnswer:\"\u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u062a\u062a\u0623\u0643\u0633\u062f \u0628\u0633\u0647\u0648\u0644\u0629 \u0625\u0644\u0649 \u0623\u062d\u0645\u0627\u0636 \u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0629.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0627\u0633\u0645 \u0627\u0644\u0634\u0627\u0626\u0639 \u0644\u0627\u062e\u062a\u0628\u0627\u0631 '\u0627\u0644\u0645\u0631\u0622\u0629 \u0627\u0644\u0641\u0636\u064a\u0629' \u0627\u0644\u0630\u064a \u064a\u0633\u062a\u062e\u062f\u0645 \u0644\u0644\u062a\u0645\u064a\u064a\u0632 \u0628\u064a\u0646 \u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u0648\u0627\u0644\u0643\u064a\u062a\u0648\u0646\u0627\u062a\u061f\", options:[\"\u0627\u062e\u062a\u0628\u0627\u0631 \u0641\u0647\u0644\u0646\u062c (Fehling's Test)\",\"\u0627\u062e\u062a\u0628\u0627\u0631 \u0644\u0648\u0643\u0627\u0633 (Lucas Test)\",\"\u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0648\u0644\u0646\u0632 (Tollens' Test)\",\"\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645\"], correctAnswer:\"\u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0648\u0644\u0646\u0632 (Tollens' Test)\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0648\u0644\u0646\u0632 \u064a\u0646\u062a\u062c \u0645\u0631\u0622\u0629 \u0641\u0636\u064a\u0629 \u0639\u0646\u062f \u062a\u0641\u0627\u0639\u0644\u0647 \u0645\u0639 \u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a.\"},\n {question:\"\u0639\u0646\u062f \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u062e\u062a\u0628\u0627\u0631 \u0641\u0647\u0644\u0646\u062c\u060c \u0645\u0627 \u0647\u0648 \u0627\u0644\u062a\u063a\u064a\u064a\u0631 \u0627\u0644\u0644\u0648\u0646\u064a \u0627\u0644\u0630\u064a \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0648\u062c\u0648\u062f \u0623\u0644\u062f\u0647\u064a\u062f\u061f\", options:[\"\u062a\u062d\u0648\u0644 \u0627\u0644\u0644\u0648\u0646 \u0645\u0646 \u0627\u0644\u0623\u0632\u0631\u0642 \u0625\u0644\u0649 \u0627\u0644\u0623\u062e\u0636\u0631\",\"\u062a\u0643\u0648\u064a\u0646 \u0631\u0627\u0633\u0628 \u0641\u0636\u064a\",\"\u062a\u0643\u0648\u064a\u0646 \u0631\u0627\u0633\u0628 \u0623\u062d\u0645\u0631 \u0642\u0631\u0645\u064a\u062f\u064a (Cu\u2082O) \u0645\u0646 \u0645\u062d\u0644\u0648\u0644 \u0623\u0632\u0631\u0642\",\"\u0627\u062e\u062a\u0641\u0627\u0621 \u0627\u0644\u0644\u0648\u0646 \u0627\u0644\u0623\u0632\u0631\u0642\"], correctAnswer:\"\u062a\u0643\u0648\u064a\u0646 \u0631\u0627\u0633\u0628 \u0623\u062d\u0645\u0631 \u0642\u0631\u0645\u064a\u062f\u064a (Cu\u2082O) \u0645\u0646 \u0645\u062d\u0644\u0648\u0644 \u0623\u0632\u0631\u0642\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0623\u064a\u0648\u0646\u0627\u062a \u0627\u0644\u0646\u062d\u0627\u0633 (II) \u0627\u0644\u0632\u0631\u0642\u0627\u0621 \u062a\u062e\u062a\u0632\u0644 \u0625\u0644\u0649 \u0623\u0643\u0633\u064a\u062f \u0627\u0644\u0646\u062d\u0627\u0633 (I) \u0627\u0644\u0623\u062d\u0645\u0631.\"},\n {question:\"\u0641\u064a \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0621 \u0627\u0644\u0639\u0636\u0648\u064a\u0629\u060c \u0645\u0627\u0630\u0627 \u064a\u0639\u0646\u064a \u0645\u0635\u0637\u0644\u062d '\u0627\u0644\u0627\u062e\u062a\u0632\u0627\u0644'\u061f\", options:[\"\u0632\u064a\u0627\u062f\u0629 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 \u0623\u0648 \u0646\u0642\u0635\u0627\u0646 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\",\"\u0646\u0642\u0635\u0627\u0646 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 \u0623\u0648 \u0632\u064a\u0627\u062f\u0629 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0628\",\"\u0625\u0636\u0627\u0641\u0629 \u0631\u0627\u0628\u0637\u0629 \u062b\u0646\u0627\u0626\u064a\u0629\",\"\u0625\u0632\u0627\u0644\u0629 \u0645\u062c\u0645\u0648\u0639\u0629 \u0648\u0638\u064a\u0641\u064a\u0629\"], correctAnswer:\"\u0646\u0642\u0635\u0627\u0646 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 \u0623\u0648 \u0632\u064a\u0627\u062f\u0629 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0628\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u0627\u0644\u0627\u062e\u062a\u0632\u0627\u0644 \u0647\u0648 \u0639\u0643\u0633 \u0627\u0644\u0623\u0643\u0633\u062f\u0629.\"},\n {question:\"\u0623\u064a \u0645\u0646 \u0627\u0644\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0645\u062e\u062a\u0632\u0644\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u064a\u064f\u0639\u062a\u0628\u0631 \u0642\u0648\u064a\u0627\u064b \u062c\u062f\u0627\u064b \u0648\u064a\u0645\u0643\u0646\u0647 \u0627\u062e\u062a\u0632\u0627\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0629 \u0648\u0627\u0644\u0625\u0633\u062a\u0631\u0627\u062a \u0648\u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u0648\u0627\u0644\u0643\u064a\u062a\u0648\u0646\u0627\u062a\u060c \u0648\u064a\u062c\u0628 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647 \u0641\u064a \u0648\u0633\u0637 \u0625\u064a\u062b\u0631 \u062c\u0627\u0641\u061f\", options:[\"\u0628\u0648\u0631\u0648\u0647\u064a\u062f\u0631\u064a\u062f \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 (<span class='chem-formula'>NaBH\u2084<\/span>)\",\"\u0643\u0644\u0648\u0631\u064a\u062f \u0627\u0644\u0632\u0646\u0643 (<span class='chem-formula'>ZnCl\u2082<\/span>)\",\"\u0647\u064a\u062f\u0631\u064a\u062f \u0627\u0644\u0644\u064a\u062b\u064a\u0648\u0645 \u0648\u0627\u0644\u0623\u0644\u0645\u0646\u064a\u0648\u0645 (<span class='chem-formula'>LiAlH\u2084<\/span>)\",\"\u062f\u064a\u0643\u0631\u0648\u0645\u0627\u062a \u0627\u0644\u0628\u0648\u062a\u0627\u0633\u064a\u0648\u0645 (<span class='chem-formula'>K\u2082Cr\u2082O\u2087\/H\u207a<\/span>)\"], correctAnswer:\"\u0647\u064a\u062f\u0631\u064a\u062f \u0627\u0644\u0644\u064a\u062b\u064a\u0648\u0645 \u0648\u0627\u0644\u0623\u0644\u0645\u0646\u064a\u0648\u0645 (<span class='chem-formula'>LiAlH\u2084<\/span>)\", difficulty:\"\u0635\u0639\u0628\", explanation:\"LiAlH\u2084 \u0639\u0627\u0645\u0644 \u0645\u062e\u062a\u0632\u0644 \u0642\u0648\u064a \u062c\u062f\u0627\u064b \u0648\u0634\u0627\u0645\u0644.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0639\u0627\u0645\u0644 \u0627\u0644\u0645\u062e\u062a\u0632\u0644 \u0627\u0644\u0623\u0643\u062b\u0631 \u0627\u0646\u062a\u0642\u0627\u0626\u064a\u0629 \u0627\u0644\u0630\u064a \u064a\u062e\u062a\u0632\u0644 \u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u0648\u0627\u0644\u0643\u064a\u062a\u0648\u0646\u0627\u062a \u0641\u0642\u0637\u060c \u0648\u0644\u0627 \u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0629 \u0623\u0648 \u0627\u0644\u0625\u0633\u062a\u0631\u0627\u062a\u061f\", options:[\"<span class='chem-formula'>LiAlH\u2084<\/span>\",\"<span class='chem-formula'>NaBH\u2084<\/span>\",\"<span class='chem-formula'>PCC<\/span>\",\"<span class='chem-formula'>H\u2082\/Ni<\/span>\"], correctAnswer:\"<span class='chem-formula'>NaBH\u2084<\/span>\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0628\u0648\u0631\u0648\u0647\u064a\u062f\u0631\u064a\u062f \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 \u0639\u0627\u0645\u0644 \u0645\u062e\u062a\u0632\u0644 \u0627\u0646\u062a\u0642\u0627\u0626\u064a \u0644\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u0648\u0627\u0644\u0643\u064a\u062a\u0648\u0646\u0627\u062a.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0646\u0627\u062a\u062c \u0645\u0646 \u0627\u062e\u062a\u0632\u0627\u0644 \u0627\u0644\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0646 <span class='chem-formula'>CH\u2083COCH\u2083<\/span> (\u0643\u064a\u062a\u0648\u0646) \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0628\u0648\u0631\u0648\u0647\u064a\u062f\u0631\u064a\u062f \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 (<span class='chem-formula'>NaBH\u2084<\/span>)\u061f\", options:[\"\u0628\u0631\u0648\u0628\u0627\u0646\u0627\u0644 <span class='chem-formula'>CH\u2083CH\u2082CHO<\/span>\",\"\u062d\u0645\u0636 \u0627\u0644\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u064a\u0643 <span class='chem-formula'>CH\u2083CH\u2082COOH<\/span>\",\"1-\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082CH\u2082OH<\/span>\",\"2-\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CHOHCH\u2083<\/span>\"], correctAnswer:\"2-\u0628\u0631\u0648\u0628\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CHOHCH\u2083<\/span>\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0627\u062e\u062a\u0632\u0627\u0644 \u0627\u0644\u0643\u064a\u062a\u0648\u0646\u0627\u062a \u064a\u0646\u062a\u062c \u0643\u062d\u0648\u0644\u0627\u062a \u062b\u0627\u0646\u0648\u064a\u0629.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0646\u0627\u062a\u062c \u0645\u0646 \u0627\u062e\u062a\u0632\u0627\u0644 \u062d\u0645\u0636 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0648\u064a\u0643 <span class='chem-formula'>CH\u2083COOH<\/span> \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0647\u064a\u062f\u0631\u064a\u062f \u0627\u0644\u0644\u064a\u062b\u064a\u0648\u0645 \u0648\u0627\u0644\u0623\u0644\u0645\u0646\u064a\u0648\u0645 (<span class='chem-formula'>LiAlH\u2084<\/span>)\u061f\", options:[\"\u0625\u064a\u062b\u0627\u0646\u0627\u0644 <span class='chem-formula'>CH\u2083CHO<\/span>\",\"\u0625\u064a\u062b\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span>\",\"\u0625\u064a\u062b\u064a\u0646 <span class='chem-formula'>CH\u2082=CH\u2082<\/span>\",\"\u0645\u064a\u062b\u0627\u0646 <span class='chem-formula'>CH\u2084<\/span>\"], correctAnswer:\"\u0625\u064a\u062b\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span>\", difficulty:\"\u0635\u0639\u0628\", explanation:\"\u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a\u0629 \u062a\u062e\u062a\u0632\u0644 \u0628\u0648\u0627\u0633\u0637\u0629 LiAlH\u2084 \u0625\u0644\u0649 \u0643\u062d\u0648\u0644\u0627\u062a \u0623\u0648\u0644\u064a\u0629.\"},\n {question:\"\u0639\u0646\u062f \u0625\u0636\u0627\u0641\u0629 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 (<span class='chem-formula'>H\u2082<\/span>) \u0625\u0644\u0649 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0627\u0644 <span class='chem-formula'>CH\u2083CHO<\/span> \u0628\u0648\u062c\u0648\u062f \u0627\u0644\u0646\u064a\u0643\u0644 (<span class='chem-formula'>Ni<\/span>) \u0643\u0639\u0627\u0645\u0644 \u0645\u0633\u0627\u0639\u062f\u060c \u0645\u0627 \u0647\u0648 \u0627\u0644\u0646\u0627\u062a\u062c\u061f\", options:[\"\u0625\u064a\u062b\u064a\u0646\",\"\u0625\u064a\u062b\u0627\u0646\",\"\u0625\u064a\u062b\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span>\",\"\u062d\u0645\u0636 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0648\u064a\u0643\"], correctAnswer:\"\u0625\u064a\u062b\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span>\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0647\u062f\u0631\u062c\u0629 \u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u062a\u062d\u0648\u0644\u0647\u0627 \u0625\u0644\u0649 \u0643\u062d\u0648\u0644\u0627\u062a \u0623\u0648\u0644\u064a\u0629.\"},\n {question:\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0639\u0627\u0645\u0644 \u0627\u0644\u0645\u0633\u0627\u0639\u062f \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0644\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u0648\u0627\u0644\u0643\u064a\u062a\u0648\u0646\u0627\u062a \u0625\u0644\u0649 \u0643\u062d\u0648\u0644\u0627\u062a \u0639\u0646 \u0637\u0631\u064a\u0642 \u0625\u0636\u0627\u0641\u0629 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 (<span class='chem-formula'>H\u2082<\/span>)\u061f\", options:[\"\u062d\u0645\u0636 \u0627\u0644\u0643\u0628\u0631\u064a\u062a\u064a\u0643 \u0627\u0644\u0645\u0631\u0643\u0632\",\"\u0643\u0644\u0648\u0631\u064a\u062f \u0627\u0644\u0632\u0646\u0643\",\"\u0627\u0644\u0646\u064a\u0643\u0644 (<span class='chem-formula'>Ni<\/span>) \u0623\u0648 \u0627\u0644\u0628\u0644\u0627\u062a\u064a\u0646 (<span class='chem-formula'>Pt<\/span>)\",\"<span class='chem-formula'>PCC<\/span>\"], correctAnswer:\"\u0627\u0644\u0646\u064a\u0643\u0644 (<span class='chem-formula'>Ni<\/span>) \u0623\u0648 \u0627\u0644\u0628\u0644\u0627\u062a\u064a\u0646 (<span class='chem-formula'>Pt<\/span>)\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u0627\u0644\u0647\u062f\u0631\u062c\u0629 \u062a\u062a\u0637\u0644\u0628 \u0639\u0627\u0645\u0644\u0627\u064b \u0645\u0633\u0627\u0639\u062f\u0627\u064b \u0645\u062b\u0644 \u0627\u0644\u0646\u064a\u0643\u0644 \u0623\u0648 \u0627\u0644\u0628\u0644\u0627\u062a\u064a\u0646.\"},\n {question:\"\u0625\u0630\u0627 \u062a\u0645 \u0627\u062e\u062a\u0632\u0627\u0644 \u0623\u0644\u062f\u0647\u064a\u062f \u0628\u0635\u064a\u063a\u0629 <span class='chem-formula'>R-CHO<\/span>\u060c \u0645\u0627 \u0647\u0648 \u0646\u0648\u0639 \u0627\u0644\u0643\u062d\u0648\u0644 \u0627\u0644\u0646\u0627\u062a\u062c\u061f\", options:[\"\u0643\u062d\u0648\u0644 \u062b\u0627\u0644\u062b\u064a\",\"\u0643\u062d\u0648\u0644 \u062b\u0627\u0646\u0648\u064a\",\"\u0643\u062d\u0648\u0644 \u0623\u0648\u0644\u064a\",\"\u0641\u064a\u0646\u0648\u0644\"], correctAnswer:\"\u0643\u062d\u0648\u0644 \u0623\u0648\u0644\u064a\", difficulty:\"\u0645\u062a\u0648\u0633\u0637\", explanation:\"\u0627\u062e\u062a\u0632\u0627\u0644 \u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f\u0627\u062a \u064a\u0646\u062a\u062c \u0643\u062d\u0648\u0644\u0627\u062a \u0623\u0648\u0644\u064a\u0629.\"},\n {question:\"\u0623\u064a \u0645\u0646 \u0627\u0644\u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0644\u0627 \u064a\u0646\u062f\u0631\u062c \u062a\u062d\u062a \u062a\u0635\u0646\u064a\u0641 \u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644\u061f\", options:[\"\u062a\u062d\u0648\u064a\u0644 \u0647\u0627\u0644\u064a\u062f \u0623\u0644\u0643\u064a\u0644 \u0625\u0644\u0649 \u0643\u062d\u0648\u0644 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 <span class='chem-formula'>OH\u207b<\/span>\",\"\u0647\u0644\u062c\u0646\u0629 \u0627\u0644\u0623\u0644\u0643\u0627\u0646\u0627\u062a \u0628\u0627\u0644\u0636\u0648\u0621\",\"\u062a\u0641\u0627\u0639\u0644 \u0623\u0633\u062a\u0631\u0629 \u0627\u0644\u062d\u0645\u0636 \u0627\u0644\u0643\u0631\u0628\u0648\u0643\u0633\u064a\u0644\u064a \u0645\u0639 \u0627\u0644\u0643\u062d\u0648\u0644\",\"\u0625\u0636\u0627\u0641\u0629 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0625\u0644\u0649 \u0627\u0644\u0623\u0644\u0643\u064a\u0646 \u0644\u062a\u062d\u0648\u064a\u0644\u0647 \u0625\u0644\u0649 \u0623\u0644\u0643\u0627\u0646\"], correctAnswer:\"\u0625\u0636\u0627\u0641\u0629 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0625\u0644\u0649 \u0627\u0644\u0623\u0644\u0643\u064a\u0646 \u0644\u062a\u062d\u0648\u064a\u0644\u0647 \u0625\u0644\u0649 \u0623\u0644\u0643\u0627\u0646\", difficulty:\"\u0635\u0639\u0628\", explanation:\"\u0625\u0636\u0627\u0641\u0629 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 \u0625\u0644\u0649 \u0627\u0644\u0623\u0644\u0643\u064a\u0646 \u0647\u064a \u062a\u0641\u0627\u0639\u0644 \u0625\u0636\u0627\u0641\u0629\u060c \u0648\u0644\u064a\u0633 \u0627\u0633\u062a\u0628\u062f\u0627\u0644.\"},\n {question:\"\u0641\u064a \u062a\u0641\u0627\u0639\u0644 \u062a\u062d\u0636\u064a\u0631 \u0623\u064a\u0648\u0646 \u0627\u0644\u0623\u0644\u0643\u0648\u0643\u0633\u064a\u062f (<span class='chem-formula'>RO\u207bNa\u207a<\/span>) \u0645\u0646 \u0627\u0644\u0643\u062d\u0648\u0644 (<span class='chem-formula'>R-OH<\/span>) \u0648\u0627\u0644\u0641\u0644\u0632 \u0627\u0644\u0646\u0634\u0637\u060c \u0645\u0627 \u0647\u0648 \u0627\u0644\u063a\u0627\u0632 \u0627\u0644\u0630\u064a \u064a\u0646\u0637\u0644\u0642\u061f\", options:[\"\u062b\u0627\u0646\u064a \u0623\u0643\u0633\u064a\u062f \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (<span class='chem-formula'>CO\u2082<\/span>)\",\"\u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 (<span class='chem-formula'>O\u2082<\/span>)\",\"\u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 (<span class='chem-formula'>H\u2082<\/span>)\",\"\u0627\u0644\u0645\u064a\u062b\u0627\u0646 (<span class='chem-formula'>CH\u2084<\/span>)\"], correctAnswer:\"\u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646 (<span class='chem-formula'>H\u2082<\/span>)\", difficulty:\"\u0633\u0647\u0644\", explanation:\"\u062a\u0641\u0627\u0639\u0644 \u0627\u0644\u0643\u062d\u0648\u0644\u0627\u062a \u0645\u0639 \u0627\u0644\u0641\u0644\u0632\u0627\u062a \u0627\u0644\u0646\u0634\u0637\u0629 \u064a\u0646\u062a\u062c \u063a\u0627\u0632 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646.\"},\n {question:\"\u0625\u0630\u0627 \u0643\u0627\u0646 \u0644\u062f\u064a\u0643 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u0646 A (\u0625\u064a\u062b\u0627\u0646\u0648\u0644 <span class='chem-formula'>CH\u2083CH\u2082OH<\/span>) \u0648 B (\u062d\u0645\u0636 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0648\u064a\u0643 <span class='chem-formula'>CH\u2083COOH<\/span>)\u060c \u0643\u064a\u0641 \u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u062a\u0645\u064a\u064a\u0632 \u0628\u064a\u0646\u0647\u0645\u0627 \u0645\u062e\u0628\u0631\u064a\u0627\u064b \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0627\u062f\u0629 \u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0648\u0627\u062d\u062f\u0629\u061f\", options:[\"\u0625\u0636\u0627\u0641\u0629 \u0641\u0644\u0632 \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 (<span class='chem-formula'>Na<\/span>)\",\"\u0625\u0636\u0627\u0641\u0629 \u062d\u0645\u0636 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0643\u0644\u0648\u0631\u064a\u0643 (<span class='chem-formula'>HCl<\/span>)\",\"\u0625\u0636\u0627\u0641\u0629 \u0645\u062d\u0644\u0648\u0644 \u0628\u064a\u0643\u0631\u0628\u0648\u0646\u0627\u062a \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 (<span class='chem-formula'>NaHCO\u2083<\/span>)\",\"\u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0648\u0644\u0646\u0632\"], correctAnswer:\"\u0625\u0636\u0627\u0641\u0629 \u0645\u062d\u0644\u0648\u0644 \u0628\u064a\u0643\u0631\u0628\u0648\u0646\u0627\u062a \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645 (<span class='chem-formula'>NaHCO\u2083<\/span>)\", difficulty:\"\u0635\u0639\u0628\", explanation:\"\u062d\u0645\u0636 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0648\u064a\u0643 \u0633\u064a\u062a\u0641\u0627\u0639\u0644 \u0645\u0639 NaHCO\u2083 \u0648\u064a\u0646\u062a\u062c CO\u2082\u060c \u0628\u064a\u0646\u0645\u0627 \u0627\u0644\u0625\u064a\u062b\u0627\u0646\u0648\u0644 \u0644\u0627 \u064a\u062a\u0641\u0627\u0639\u0644.\"}\n ];\n\n const totalQuestions = quizData.length;\n let userAnswers = new Array(totalQuestions).fill(\"\");\n let currentIndex = 0;\n let isSubmitted = false;\n\n const dynamicArea = document.getElementById(\"dynamic-question-area\");\n const currentQSpan = document.getElementById(\"current-q-num\");\n const totalQSpan = document.getElementById(\"total-q-count\");\n const difficultyBadge = document.getElementById(\"difficulty-badge\");\n const answeredCountSpan = document.getElementById(\"answered-count\");\n const progressPercentSpan = document.getElementById(\"progress-percent\");\n const progressBar = document.getElementById(\"progress-bar\");\n const resultPanel = document.getElementById(\"result-panel\");\n const finalScoreSpan = document.getElementById(\"final-score-text\");\n const resultMsgSpan = document.getElementById(\"result-message\");\n\n const firstBtn = document.getElementById(\"first-btn\");\n const prevBtn = document.getElementById(\"prev-btn\");\n const nextBtn = document.getElementById(\"next-btn\");\n const lastBtn = document.getElementById(\"last-btn\");\n const submitBtn = document.getElementById(\"submit-final-btn\");\n const resetBtn = document.getElementById(\"reset-exam-btn\");\n\n totalQSpan.textContent = totalQuestions;\n\n function updateProgressStats() {\n const answered = userAnswers.filter(a => a !== \"\").length;\n answeredCountSpan.textContent = answered;\n const percent = Math.round((answered \/ totalQuestions) * 100);\n progressPercentSpan.textContent = `${percent}%`;\n progressBar.style.width = `${percent}%`;\n }\n\n function saveCurrentSelected() {\n const selectedRadio = document.querySelector(`input[name=\"current-question-radio\"]:checked`);\n if (selectedRadio) {\n userAnswers[currentIndex] = selectedRadio.value;\n }\n updateProgressStats();\n }\n\n function escapeHtml(str) {\n if(!str) return \"\";\n return str.replace(\/[&<>]\/g, function(m) {\n if (m === '&') return '&';\n if (m === '<') return '<';\n if (m === '>') return '>';\n return m;\n }).replace(\/[\\uD800-\\uDBFF][\\uDC00-\\uDFFF]\/g, function(c) { return c; });\n }\n\n function renderCurrentQuestion() {\n const q = quizData[currentIndex];\n const selectedAns = userAnswers[currentIndex];\n const isCorrectMode = isSubmitted;\n let optionsHtml = \"\";\n q.options.forEach((opt, idx) => {\n const isSelected = (selectedAns === opt);\n let additionalClasses = \"\";\n let disabledAttr = isCorrectMode ? \"disabled\" : \"\";\n let radioChecked = isSelected ? \"checked\" : \"\";\n if (isCorrectMode) {\n const isCorrectAnswer = (opt === q.correctAnswer);\n if (isCorrectAnswer) additionalClasses = \"correct-highlight\";\n else if (isSelected && !isCorrectAnswer) additionalClasses = \"incorrect-highlight\";\n }\n optionsHtml += `\n <div class=\"option-btn ${additionalClasses} ${isCorrectMode ? 'disabled-opt' : ''}\">\n <input type=\"radio\" name=\"current-question-radio\" value=\"${escapeHtml(opt)}\" id=\"opt_${idx}\" ${radioChecked} ${disabledAttr} class=\"option-radio\">\n <label for=\"opt_${idx}\" class=\"option-text cursor-pointer flex-1\">${opt}<\/label>\n <\/div>\n `;\n });\n let explanationHtml = \"\";\n if (isCorrectMode) {\n explanationHtml = `<div class=\"explanation-box\"><span class=\"font-bold text-indigo-300\">📖 \u0627\u0644\u062a\u0648\u0636\u064a\u062d:<\/span><br>${escapeHtml(q.explanation || \"\u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629: \" + q.correctAnswer)}<\/div>`;\n }\n const difficultyColor = q.difficulty === '\u0633\u0647\u0644' ? 'text-green-300' : q.difficulty === '\u0645\u062a\u0648\u0633\u0637' ? 'text-yellow-300' : 'text-rose-300';\n const fullHtml = `\n <div class=\"mb-2\">\n <div class=\"flex justify-between items-start flex-wrap gap-2\">\n <h2 class=\"text-xl md:text-2xl font-semibold text-white leading-tight\">${q.question}<\/h2>\n <span class=\"badge-difficulty ${difficultyColor} border border-white\/20\">⭐ ${q.difficulty || '\u0645\u062a\u0648\u0633\u0637'}<\/span>\n <\/div>\n <\/div>\n <div class=\"mt-4 space-y-2\">${optionsHtml}<\/div>\n ${explanationHtml}\n `;\n dynamicArea.innerHTML = fullHtml;\n if (!isCorrectMode) {\n const radioInputs = document.querySelectorAll(`input[name=\"current-question-radio\"]`);\n radioInputs.forEach(radio => {\n radio.addEventListener(\"change\", () => {\n userAnswers[currentIndex] = radio.value;\n updateProgressStats();\n });\n });\n }\n currentQSpan.textContent = currentIndex + 1;\n difficultyBadge.innerHTML = `<span class=\"text-indigo-200\">\u0627\u0644\u0635\u0639\u0648\u0628\u0629:<\/span> <strong class=\"${difficultyColor}\">${q.difficulty || '\u0645\u062a\u0648\u0633\u0637'}<\/strong>`;\n updateProgressStats();\n }\n\n function goToQuestion(newIndex) {\n if (!isSubmitted) saveCurrentSelected();\n currentIndex = Math.min(totalQuestions - 1, Math.max(0, newIndex));\n renderCurrentQuestion();\n updateNavButtonsState();\n }\n\n function updateNavButtonsState() {\n firstBtn.disabled = (currentIndex === 0);\n prevBtn.disabled = (currentIndex === 0);\n nextBtn.disabled = (currentIndex === totalQuestions - 1);\n lastBtn.disabled = (currentIndex === totalQuestions - 1);\n }\n\n function calculateAndShowResult() {\n if (isSubmitted) return;\n saveCurrentSelected();\n let score = 0;\n for (let i = 0; i < totalQuestions; i++) {\n if (userAnswers[i] === quizData[i].correctAnswer) score++;\n }\n isSubmitted = true;\n resultPanel.classList.remove(\"hidden\");\n finalScoreSpan.innerText = `${score} \/ ${totalQuestions}`;\n let percentVal = Math.round((score \/ totalQuestions) * 100);\n resultMsgSpan.innerText = percentVal >= 70 ? \"🏆 \u0623\u062f\u0627\u0621 \u0631\u0627\u0626\u0639! 🎉\" : (percentVal >= 50 ? \"📘 \u062c\u064a\u062f\u060c \u064a\u0645\u0643\u0646\u0643 \u0645\u0631\u0627\u062c\u0639\u0629 \u0628\u0639\u0636 \u0627\u0644\u0645\u0641\u0627\u0647\u064a\u0645.\" : \"📚 \u062a\u062d\u062a\u0627\u062c \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0642\u0648\u0627\u0646\u064a\u0646 \u0648\u0627\u0644\u0646\u0638\u0631\u064a\u0629.\");\n renderCurrentQuestion();\n submitBtn.disabled = true;\n submitBtn.classList.add(\"opacity-50\", \"cursor-not-allowed\");\n }\n\n function resetExam() {\n isSubmitted = false;\n userAnswers = new Array(totalQuestions).fill(\"\");\n currentIndex = 0;\n resultPanel.classList.add(\"hidden\");\n submitBtn.disabled = false;\n submitBtn.classList.remove(\"opacity-50\", \"cursor-not-allowed\");\n renderCurrentQuestion();\n updateProgressStats();\n updateNavButtonsState();\n }\n\n firstBtn.addEventListener(\"click\", () => goToQuestion(0));\n prevBtn.addEventListener(\"click\", () => goToQuestion(currentIndex - 1));\n nextBtn.addEventListener(\"click\", () => goToQuestion(currentIndex + 1));\n lastBtn.addEventListener(\"click\", () => goToQuestion(totalQuestions - 1));\n submitBtn.addEventListener(\"click\", calculateAndShowResult);\n resetBtn.addEventListener(\"click\", resetExam);\n\n renderCurrentQuestion();\n updateNavButtonsState();\n<\/script>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>\u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0641\u0627\u0639\u0644\u064a: \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0648\u0627\u0644\u062a\u0623\u0643\u0633\u062f \u0648\u0627\u0644\u0627\u062e\u062a\u0632\u0627\u0644 (\u0645\u0639 \u0627\u0644\u0635\u064a\u063a \u0627\u0644\u0628\u0646\u0627\u0626\u064a\u0629) 🧪 \u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0648\u0627\u0644\u062a\u0623\u0643\u0633\u062f \u0648\u0627\u0644\u0627\u062e\u062a\u0632\u0627\u0644 \u0645\u0639 \u0627\u0644\u0635\u064a\u063a \u0627\u0644\u0628\u0646\u0627\u0626\u064a\u0629 | \u0627\u0644\u062b\u0627\u0646\u0648\u064a – \u0627\u0644\u0635\u0641 \u0627\u0644\u062b\u0627\u0646\u064a \u0639\u0634\u0631 – \u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0623\u0643\u0627\u062f\u064a\u0645\u064a 📋 \u0627\u0644\u0633\u0624\u0627\u0644 1 \/ 0 \u2713 \u0627\u0644\u0645\u062c\u0627\u0628 \u0639\u0646\u0647: 0 \u0645\u0646 0 \u0627\u0644\u062a\u0642\u062f\u0645 \u0641\u064a \u0627\u0644\u0623\u0633\u0626\u0644\u0629 0% ⏮ \u0627\u0644\u0623\u0648\u0644 ▶ \u0627\u0644\u0633\u0627\u0628\u0642 \u0627\u0644\u062a\u0627\u0644\u064a ◀ \u0627\u0644\u0623\u062e\u064a\u0631 ⏭ ✨ \u0625\u0638\u0647\u0627\u0631 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 ✨ 📊 \u0646\u062a\u064a\u062c\u062a\u0643 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-18005","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages\/18005","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/comments?post=18005"}],"version-history":[{"count":2,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages\/18005\/revisions"}],"predecessor-version":[{"id":18009,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages\/18005\/revisions\/18009"}],"wp:attachment":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/media?parent=18005"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}