{"common":{"save":0,"post_id":"9800","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"8564","post_id":"9800","mon_id":"1159892","chapter_id":"1160178","question":"<p data-pm-slice=\"0 0 []\">CH2=CHCl có tên g\u1ecdi là:<\/p>","options":["A. Ethyl chloride","B. Vinyl chloride","C. Cloetan ","D. Clomethane"],"correct":"2","level":"3","hint":"<p>Vi\u1ebft công th\u1ee9c c\u1ea5u t\u1ea1o CH\u2082=CHCl và xác \u0111\u1ecbnh lo\u1ea1i h\u1ee3p ch\u1ea5t.<br data-end=\"64\" data-start=\"61\" \/>\u0110\u1eb7t tên theo IUPAC, chú ý liên k\u1ebft \u0111ôi và nguyên t\u1eed clo.<\/p>","answer":"<p>\u0110áp án: <span style=\"color:#16a085;\"><strong>B. Vinyl chloride<\/strong><\/span><\/p><ul> <li data-end=\"177\" data-start=\"69\"><p data-end=\"177\" data-start=\"71\"><strong data-end=\"89\" data-start=\"71\">Vinyl chloride<\/strong> là tên thông d\u1ee5ng c\u1ee7a <strong data-end=\"128\" data-start=\"112\">chloroethene<\/strong> (tên IUPAC), v\u1edbi công th\u1ee9c c\u1ea5u t\u1ea1o: CH\u2082=CH–Cl.<\/p><\/li> <li data-end=\"292\" data-start=\"178\"><p data-end=\"292\" data-start=\"180\">\u0110ây là m\u1ed9t h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 có liên k\u1ebft \u0111ôi (alkene) và m\u1ed9t nguyên t\u1eed clo g\u1eafn tr\u1ef1c ti\u1ebfp vào nguyên t\u1eed cacbon sp².<\/p><\/li><\/ul>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-08-01 10:45:25","option_type":"txt","len":2},{"id":"8565","post_id":"9800","mon_id":"1159892","chapter_id":"1160178","question":"<p data-pm-slice=\"0 0 []\">Công th\u1ee9c t\u1ed5ng quát c\u1ee7a Alcohol no, \u0111\u01a1n ch\u1ee9c, m\u1ea1ch h\u1edf là:<\/p>","options":["A. CnH2n+1OH","B. CnH2n+2O","C. CnH2n+2OH ","D. CnH2nO"],"correct":"2","level":"3","hint":"<p>Alcohol no, \u0111\u01a1n ch\u1ee9c, m\u1ea1ch h\u1edf tuân theo công th\u1ee9c \u0111\u1ed3ng \u0111\u1eb3ng.<br data-end=\"190\" data-start=\"187\" \/>Vi\u1ebft d\u1ea1ng t\u1ed5ng quát CnH2n+1OH (n ≥ 1).<\/p>","answer":"<p>\u0110áp án: <span style=\"color:#16a085;\"><strong>B. CnH2n+2O<\/strong><\/span><\/p><ul> <li data-end=\"203\" data-start=\"105\"><p data-end=\"203\" data-start=\"107\"><strong data-end=\"140\" data-start=\"107\">Alcohol no, \u0111\u01a1n ch\u1ee9c, m\u1ea1ch h\u1edf<\/strong> là nh\u1eefng r\u01b0\u1ee3u ch\u1ee9a <strong data-end=\"174\" data-start=\"160\">1 nhóm –OH<\/strong>, không có n\u1ed1i \u0111ôi ho\u1eb7c vòng.<\/p><\/li> <li data-end=\"471\" data-start=\"204\"><p data-end=\"228\" data-start=\"206\">Công th\u1ee9c phân t\u1eed g\u1ed3m:<\/p> <ul data-end=\"446\" data-start=\"231\"> <li data-end=\"260\" data-start=\"231\"><p data-end=\"260\" data-start=\"233\">Chu\u1ed7i <strong data-end=\"248\" data-start=\"239\">ankyl<\/strong> no: CnH\u2082n+\u2081<\/p><\/li> <li data-end=\"443\" data-start=\"263\"><p data-end=\"443\" data-start=\"265\">Thêm <strong data-end=\"284\" data-start=\"270\">1 nhóm –OH<\/strong> (có công th\u1ee9c phân t\u1eed là –OH → ch\u1ee9a 1 O và 1 H)<br \/> ⇒ T\u1ed5ng công th\u1ee9c: <strong data-end=\"366\" data-start=\"353\">CnH\u2082n+\u2081OH<\/strong><br \/> ⇒ Nh\u01b0ng khi vi\u1ebft <strong data-end=\"407\" data-is-only-node=\"\" data-start=\"386\">công th\u1ee9c phân t\u1eed<\/strong>, ta c\u1ed9ng luôn nguyên t\u1eed O và H vào<\/p><\/li> <\/ul> <\/li><\/ul>\\n","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-08-01 10:46:17","option_type":"txt","len":1},{"id":"8566","post_id":"9800","mon_id":"1159892","chapter_id":"1160178","question":"<p data-pm-slice=\"0 0 []\">Kh\u1eb3ng \u0111\u1ecbnh nào sau \u0111ây sai?<\/p>","options":["A. Phenol không màu, ít tan trong n\u01b0\u1edbc l\u1ea1nh","B. Phenol có tính axit y\u1ebfu h\u01a1n axit cacbonic","C. Dung d\u1ecbch phenol làm qu\u1ef3 tím hóa \u0111\u1ecf ","D. Phenol tan \u0111\u01b0\u1ee3c trong dung d\u1ecbch KOH"],"correct":"3","level":"3","hint":"<p>\u0110\u1ecdc k\u1ef9 các m\u1ec7nh \u0111\u1ec1 v\u1ec1 tính ch\u1ea5t v\u1eadt lý ho\u1eb7c ph\u1ea3n \u1ee9ng.<br data-end=\"291\" data-start=\"288\" \/>Xác \u0111\u1ecbnh m\u1ec7nh \u0111\u1ec1 trái ng\u01b0\u1ee3c ki\u1ebfn th\u1ee9c chu\u1ea9n.<\/p>","answer":"<p>\u0110áp án:<span style=\"color:#16a085;\"> <strong>C. Dung d\u1ecbch phenol làm qu\u1ef3 tím hóa \u0111\u1ecf<\/strong><\/span><\/p><p>Dung d\u1ecbch phenol <strong data-end=\"582\" data-start=\"553\">không làm \u0111\u1ed5i màu qu\u1ef3 tím<\/strong>, vì <strong data-end=\"608\" data-start=\"587\">tính axit r\u1ea5t y\u1ebfu<\/strong>, không \u0111\u1ee7 m\u1ea1nh \u0111\u1ec3 gi\u1ea3i phóng H\u207a làm \u0111\u1ed5i màu qu\u1ef3.<\/p>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-08-01 10:46:48","option_type":"txt","len":3}]}