{"common":{"save":0,"post_id":"8678","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"8054","mon_id":"1158798","chapter_id":"1158881","post_id":"8678","question":"<p data-pm-slice=\"0 0 []\">\u1ede tr\u1ea1ng thái l\u1ecfng, gi\u1eefa các phân t\u1eed hydrogen halide nào sau \u0111ây t\u1ea1o \u0111\u01b0\u1ee3c liên k\u1ebft hydrogen m\u1ea1nh?<\/p>","options":["A. HCl.","B. HI.","C. HF.","D. HBr."],"correct":"3","level":"1","hint":"","answer":"<p>\u0110áp án \u0111úng: <strong>C. HF.<\/strong><\/p><p data-pm-slice=\"0 0 []\">D\u1ef1a vào \u0111\u1ecbnh ngh\u0129a liên k\u1ebft hydrogen: Liên k\u1ebft hydrogen là m\u1ed9t lo\u1ea1i liên k\u1ebft y\u1ebfu, \u0111\u01b0\u1ee3c hình thành gi\u1eefa nguyên t\u1eed H (\u0111ã liên k\u1ebft v\u1edbi m\u1ed9t nguyên t\u1eed có \u0111\u1ed9 âm \u0111i\u1ec7n l\u1edbn, th\u01b0\u1eddng là F, O, N) v\u1edbi m\u1ed9t nguyên t\u1eed khác có \u0111\u1ed9 âm \u0111i\u1ec7n l\u1edbn (th\u01b0\u1eddng là F, O, N) còn c\u1eb7p electron hóa tr\u1ecb ch\u01b0a tham gia liên k\u1ebft.<\/p><p>→ Gi\u1eefa các phân t\u1eed HF t\u1ea1o \u0111\u01b0\u1ee3c liên k\u1ebft hydrogen m\u1ea1nh.<\/p>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-03-24 10:37:25","option_type":"txt","len":0},{"id":"8055","mon_id":"1158798","chapter_id":"1158881","post_id":"8678","question":"<p data-pm-slice=\"0 0 []\">Trong dãy hydrogen halide, t\u1eeb HF \u0111\u1ebfn HI, \u0111\u1ed9 b\u1ec1n liên k\u1ebft<\/p>","options":["A. t\u0103ng d\u1ea7n.","B. gi\u1ea3m d\u1ea7n.","C. không \u0111\u1ed5i.","D. t\u0103ng d\u1ea7n sau \u0111ó gi\u1ea3m d\u1ea7n."],"correct":"2","level":"1","hint":"","answer":"<p>\u0110áp án \u0111úng: <strong>B. gi\u1ea3m d\u1ea7n.<\/strong><\/p><p>Bán kính nguyên t\u1eed c\u1ee7a nhóm halogen t\u0103ng d\u1ea7n t\u1eeb fluorine \u0111\u1ebfn iodine → Kho\u1ea3ng cách gi\u1eefa nguyên t\u1eed H và nguyên t\u1eed halogen t\u0103ng d\u1ea7n → Nguyên t\u1eed H có \u0111\u1ed9 linh \u0111\u1ed9ng t\u0103ng d\u1ea7n → \u0110\u1ed9 b\u1ec1n liên k\u1ebft gi\u1ea3m d\u1ea7n.<\/p>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-03-24 10:38:49","option_type":"txt","len":2},{"id":"8056","mon_id":"1158798","chapter_id":"1158881","post_id":"8678","question":"<p data-pm-slice=\"0 0 []\">Dung d\u1ecbch hydrohalic acid nào sau \u0111ây có tính acid y\u1ebfu?<\/p>","options":["A. HF.","B. HBr.","C. HCl.","D. HI."],"correct":"1","level":"1","hint":"","answer":"<p>\u0110áp án \u0111úng: <strong>A. HF.<\/strong><\/p><p>Bán kính nguyên t\u1eed c\u1ee7a nhóm halogen t\u0103ng d\u1ea7n t\u1eeb fluorine \u0111\u1ebfn iodine → Kho\u1ea3ng cách gi\u1eefa nguyên t\u1eed H và nguyên t\u1eed halogen t\u0103ng d\u1ea7n → Nguyên t\u1eed H có \u0111\u1ed9 linh \u0111\u1ed9ng t\u0103ng d\u1ea7n → Tính acid t\u0103ng d\u1ea7n theo th\u1ee9 t\u1ef1: HF < HCl < HBr < HI.<\/p>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-03-24 10:39:40","option_type":"txt","len":0}]}