{"common":{"save":0,"post_id":"9692","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"8443","post_id":"9692","mon_id":"1159892","chapter_id":"1160172","question":"<p data-pm-slice=\"0 0 []\">Kh\u1eb3ng \u0111\u1ecbnh nào d\u01b0\u1edbi \u0111ây không \u0111úng?<\/p>","options":["A. H\u1ea7u h\u1ebft các alcohol \u0111\u1ec1u nh\u1eb9 h\u01a1n n\u01b0\u1edbc","B. Alcohol tan t\u1ed1t trong n\u01b0\u1edbc do có nhóm OH t\u1ea1o liên k\u1ebft hydro v\u1edbi phân t\u1eed n\u01b0\u1edbc","C. Nhi\u1ec7t \u0111\u1ed9 sôi c\u1ee7a alcohol cao h\u01a1n nhi\u1ec7t \u0111\u1ed9 sôi c\u1ee7a ether, aldehyde ","D. Phenol tan t\u1ed1t trong n\u01b0\u1edbc do c\u0169ng có nhóm OH trong phân t\u1eed."],"correct":"4","level":"1","hint":"","answer":"<p>\u0110áp án: <strong>D. Phenol tan t\u1ed1t trong n\u01b0\u1edbc do c\u0169ng có nhóm OH trong phân t\u1eed.<\/strong><\/p><p>Dù có nhóm –OH, <strong data-end=\"795\" data-start=\"766\">phenol tan kém trong n\u01b0\u1edbc<\/strong> (ít tan) vì nhân benzene (vòng th\u01a1m) k\u1ef5 n\u01b0\u1edbc, làm gi\u1ea3m \u0111\u1ed9 tan. Phenol tan ~8g\/100ml n\u01b0\u1edbc \u1edf 20°C – không ph\u1ea3i “tan t\u1ed1t”.<\/p>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-07-21 12:08:42","option_type":"txt","len":3},{"id":"8444","post_id":"9692","mon_id":"1159892","chapter_id":"1160172","question":"<p data-pm-slice=\"0 0 []\">Alcohol no, \u0111\u01a1n ch\u1ee9c có 10 nguyên t\u1eed H trong phân t\u1eed có s\u1ed1 \u0111\u1ed3ng phân là<\/p>","options":["A. 5.","B. 3.","C. 4. ","D. 2."],"correct":"3","level":"1","hint":"","answer":"<p>\u0110áp án: <strong>C. 4.<\/strong><\/p><h4 data-end=\"677\" data-start=\"624\">Các \u0111\u1ed3ng phân alcohol no \u0111\u01a1n ch\u1ee9c c\u1ee7a C\u2084H\u2081\u2080O là:<\/h4><ol data-end=\"848\" data-start=\"679\"> <li data-end=\"718\" data-start=\"679\"><p data-end=\"718\" data-start=\"682\"><strong data-end=\"703\" data-start=\"682\">CH\u2083–CH\u2082–CH\u2082–CH\u2082OH<\/strong> (butan-1-ol)<\/p><\/li> <li data-end=\"759\" data-start=\"719\"><p data-end=\"759\" data-start=\"722\"><strong data-end=\"744\" data-start=\"722\">CH\u2083–CH\u2082–CH(OH)–CH\u2083<\/strong> (butan-2-ol)<\/p><\/li> <li data-end=\"808\" data-start=\"760\"><p data-end=\"808\" data-start=\"763\"><strong data-end=\"784\" data-start=\"763\">CH\u2083–CH(CH\u2083)–CH\u2082OH<\/strong> (2-methylpropan-1-ol)<\/p><\/li> <li data-end=\"848\" data-start=\"809\"><p data-end=\"848\" data-start=\"812\"><strong data-end=\"826\" data-start=\"812\">(CH\u2083)\u2083C–OH<\/strong> (2-methylpropan-2-ol)<\/p><\/li><\/ol>\\n<p data-end=\"892\" data-start=\"850\">→ Có <strong data-end=\"891\" data-start=\"855\">4 \u0111\u1ed3ng phân alcohol no, \u0111\u01a1n ch\u1ee9c<\/strong>.<\/p>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-07-21 12:09:11","option_type":"txt","len":0},{"id":"8445","post_id":"9692","mon_id":"1159892","chapter_id":"1160172","question":"<p data-pm-slice=\"0 0 []\">Tên qu\u1ed1c t\u1ebf c\u1ee7a h\u1ee3p ch\u1ea5t có công th\u1ee9c CH3CH(C2H5)CH(OH)CH3 là<\/p>","options":["A. 4-ethylpentan-2-ol.","B. 2-ethylbutan-3-ol.","C. 3-ethylhexan-5-ol. ","D. 3-methylpentan-2-ol."],"correct":"4","level":"1","hint":"","answer":"<p>\u0110áp án: <strong>D. 3-methylpentan-2-ol.<\/strong><\/p>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-07-21 12:09:42","option_type":"txt","len":2}]}
