{"segment":[{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":10,"ques":"Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0o sau \u0111\u00e2y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc ","select":["A. V\u00e0o m\u00f9a h\u00e8 b\u0103ng 2 c\u1ef1c tr\u00e1i \u0111\u1ea5t tan d\u1ea7n ","B. Mu\u1ed1i \u0103n h\u00f2a tan v\u00e0o n\u01b0\u1edbc t\u1ea1o th\u00e0nh dung d\u1ecbch mu\u1ed1i ","C. Hi\u1ec7n t\u01b0\u1ee3ng s\u1ea5m s\u00e9t ","D. \u0110\u1ec3 r\u01b0\u1ee3u nh\u1ea1t l\u00e2u ng\u00e0y ngo\u00e0i kh\u00f4ng kh\u00ed, r\u01b0\u1ee3u nh\u1ea1t l\u00ean men v\u00e0 chuy\u1ec3n th\u00e0nh gi\u1ea5m chua. "],"hint":"","explain":"<span class='basic_left'>B\u0103ng tan l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng n\u01b0\u1edbc chuy\u1ec3n t\u1eeb th\u1ec3 r\u1eafn sang th\u1ec3 l\u1ecfng do nhi\u1ec7t \u0111\u1ed9 tr\u00e1i \u0111\u1ea5t t\u0103ng<br\/>Mu\u1ed1i ch\u1ec9 b\u1ecb h\u00f2a tan v\u00e0o n\u01b0\u1edbc, kh\u00f4ng bi\u1ebfn \u0111\u1ed5i th\u00e0nh ch\u1ea5t kh\u00e1c<br\/>S\u1ea5m s\u00e9t l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng ph\u00f3ng \u0111i\u1ec7n trong thi\u00ean nhi\u00ean. N\u00f3 hay x\u1ea3y ra khi tr\u1eddi m\u01b0a l\u00e0 do s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c \u0111\u00e1m m\u00e2y t\u00edch \u0111i\u1ec7n tr\u00e1i d\u1ea5u<br\/>R\u01b0\u1ee3u etylic bi\u1ebfn \u0111\u1ed5i th\u00e0nh axit axetic<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":1}]}],"id_ques":2020},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"Cho c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng sau: Hi\u1ec7n t\u01b0\u1ee3ng th\u1ee7y tri\u1ec1u, hi\u1ec7n t\u01b0\u1ee3ng tuy\u1ebft r\u01a1i, hi\u1ec7n t\u01b0\u1ee3ng b\u0103ng tan, Th\u1ee7y tinh n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c th\u1ed5i th\u00e0nh b\u00ecnh c\u1ea7u. S\u1ed1 hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd x\u1ea3y ra l\u00e0. ","select":["A. 1 ","B. 2 ","C. 4 ","D. 3 "],"hint":"","explain":"<span class='basic_left'>N\u01b0\u1edbc bi\u1ec3n \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i tr\u00ean Tr\u00e1i \u0110\u1ea5t l\u00e0 nh\u1edd l\u1ef1c h\u1ea5p d\u1eabn. M\u1eb7t tr\u0103ng v\u00e0 M\u1eb7t tr\u1eddi c\u0169ng c\u00f3 l\u1ef1c h\u1ea5p d\u1eabn \u0111\u1ed1i v\u1edbi tr\u00e1i \u0111\u1ea5t. \u0110\u1eb7c bi\u1ec7t, M\u1eb7t tr\u0103ng h\u00fat m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng n\u01b0\u1edbc tr\u00ean b\u1ec1 m\u1eb7t \u0111\u1ea1i d\u01b0\u01a1ng. D\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng th\u1ee7y tri\u1ec1u.<br\/>Tuy\u1ebft r\u01a1i l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng gi\u1ed1ng nh\u01b0 m\u01b0a nh\u01b0ng l\u00e0 m\u01b0a c\u1ee7a nh\u1eefng tinh th\u1ec3 \u0111\u00e1 nh\u1ecf. Trong c\u00e1c \u0111\u00e1m m\u00e2y tr\u00ean \u00e2m 10 \u0111\u1ed9 C c\u00e1c ph\u00e2n t\u1eed n\u01b0\u1edbc t\u1ee5 l\u1ea1i v\u00e0 h\u00ecnh th\u00e0nh n\u00ean c\u00e1c tinh th\u1ec3 \u0111\u00e1 nh\u1ecf<br\/>B\u0103ng tan l\u00e0 do tr\u00e1i \u0111\u1ea5t n\u00f3ng l\u00ean l\u00e0m n\u01b0\u1edbc \u1edf th\u1ec3 r\u1eafn chuy\u1ec3n sang l\u1ecfng<br\/>Th\u1ee7y tinh ch\u1ec9 bi\u1ebfn \u0111\u1ed5i v\u1ec1 h\u00ecnh d\u1ea1ng<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2021},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":10,"ques":"Khi \u0111\u1ed1t n\u1ebfn ( l\u00e0m b\u1eb1ng parafin) s\u1ebd x\u1ea3y ra hai c\u00f4ng \u0111o\u1ea1n. C\u00f4ng \u0111o\u1ea1n 1: n\u1ebfn ch\u1ea3y l\u1ecfng th\u1ea5m v\u00e0o b\u1ea5c. C\u00f4ng \u0111o\u1ea1n 2: n\u1ebfn l\u1ecfng chuy\u1ec3n th\u00e0nh h\u01a1i, h\u01a1i n\u00ean ch\u00e1y trong kh\u00f4ng kh\u00ed t\u1ea1o ra kh\u00ed cacbon \u0111ioxit v\u00e0 h\u01a1i n\u01b0\u1edbc . \u00dd ki\u1ebfn n\u00e0o sau \u0111\u00e2y \u0111\u00fang","select":["A. C\u00f4ng \u0111o\u1ea1n 1 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc ","B. C\u00f4ng \u0111o\u1ea1n 2 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc ","C. C\u1ea3 hai c\u00f4ng \u0111o\u1ea1n \u0111\u1ec1u l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc ","D. C\u00f4ng \u0111o\u1ea1n 1 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc, c\u00f4ng \u0111o\u1ea1n 2 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd "],"hint":"","explain":"<span class='basic_left'>C\u00f4ng \u0111o\u1ea1n 1 n\u1ebfn ch\u1ec9 chuy\u1ec3n t\u1eeb th\u1ec3 r\u1eafn sang l\u1ecfng<br\/>C\u00f4ng \u0111o\u1ea1n 2 n\u00ean b\u1ecb bi\u1ebfn \u0111\u1ed5i th\u00e0nh 2 ch\u1ea5t kh\u00e1c ( kh\u00ed cacbon \u0111ioxit v\u00e0 h\u01a1i n\u01b0\u1edbc) <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":1}]}],"id_ques":2022},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"C\u00e1c ch\u1ea5t bi\u1ebfn \u0111\u1ed5i c\u00f3 t\u1ea1o ch\u1ea5t kh\u00e1c, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ","select":["A. Hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc ","B. Hi\u1ec7n t\u01b0\u1ee3ng bay h\u01a1i ","C. Hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00ed ","D. Hi\u1ec7n t\u01b0\u1ee3ng ng\u01b0ng t\u1ee5 "],"hint":"","explain":"<span class='basic_left'>Hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea5t bi\u1ebfn \u0111\u1ed5i c\u00f3 t\u1ea1o ra ch\u1ea5t kh\u00e1c, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":2}]}],"id_ques":2023},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"Trong c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng sau, \u0111\u00e2u l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00ed ","select":["A. \u0110i\u1ec1u ch\u1ebf nh\u00f4m ( $Al$ ) nguy\u00ean ch\u1ea5t t\u1eeb qu\u1ea1ng boxit ($A{{l}_{2}}{{O}_{3}}$) ","B. Qu\u00e1 tr\u00ecnh l\u00ean men tinh b\u1ed9t ta thu \u0111\u01b0\u1ee3c r\u01b0\u1ee3u etylic ","C. C\u1ed1c th\u1ee7y tinh r\u01a1i v\u1ee1 th\u00e0nh nhi\u1ec1u m\u1ea3nh nh\u1ecf ","D. \u0110\u1ed1t c\u1ed3n trong kh\u00f4ng kh\u00ed thu \u0111\u01b0\u1ee3c h\u01a1i n\u01b0\u1edbc v\u00e0 kh\u00ed cacbon \u0111ioxit "],"hint":"","explain":"<span class='basic_left'>Qu\u1ea1ng boxit \u0111\u00e3 b\u1ecb bi\u1ebfn \u0111\u1ed5i th\u00e0nh ch\u1ea5t kh\u00e1c l\u00e0 nh\u00f4m<br\/>Tinh b\u1ed9t \u0111\u00e3 b\u1ecb bi\u1ebfn th\u00e0nh ch\u1ea5t kh\u00e1c l\u00e0 etylic<br\/>Th\u1ee7y tinh ch\u1ec9 b\u1ecb bi\u1ebfn \u0111\u1ed5i v\u1ec1 h\u00ecnh d\u1ea1ng <br\/>C\u1ed3n ( etylic n\u1ed3ng \u0111\u1ed9 cao ) \u0111\u00e3 b\u1ecb bi\u1ebfn \u0111\u1ed5i th\u00e0nh ch\u1ea5t kh\u00e1c l\u00e0 h\u01a1i n\u01b0\u1edbc v\u00e0 cacbon \u0111ioxit<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2024},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":10,"ques":"Cho c\u00e1c qu\u00e1 tr\u00ecnh d\u01b0\u1edbi \u0111\u00e2y: (1) N\u01b0\u1edbc l\u1ecfng h\u00f3a r\u1eafn \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, (2) \u0110\u1ed1t d\u00e2y magie trong kh\u00f4ng kh\u00ed t\u1ea1o th\u00e0nh magie oxit, (3) \u0110\u1ed1t ch\u00e1y x\u0103ng t\u1ea1o th\u00e0nh kh\u00ed cacbonic v\u00e0 h\u01a1i n\u01b0\u1edbc, (4) \u0110\u01b0\u1eddng h\u00f2a tan v\u00e0o n\u01b0\u1edbc t\u1ea1o th\u00e0nh dung d\u1ecbch n\u01b0\u1edbc \u0111\u01b0\u1eddng, (5) L\u01b0u hu\u1ef3nh ch\u00e1y t\u1ea1o th\u00e0nh kh\u00ed sunfur\u01a1. C\u00e1c qu\u00e1 tr\u00ecnh x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc l\u00e0","select":["A. $(1), (3), (5)$ ","B. $(2), (3), (5)$","C. $(2), (4), (5)$ ","D. $(2), (3), (4)$ "],"hint":"","explain":"<span class='basic_left'>Hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea5t bi\u1ebfn \u0111\u1ed5i c\u00f3 t\u1ea1o ra ch\u1ea5t kh\u00e1c, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":2}]}],"id_ques":2025},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"Khi tr\u1eddi l\u1ea1nh ch\u00fang ra th\u1ea5y m\u1ee1 \u0111\u1ed9ng v\u1eadt \u0111\u00f3ng th\u00e0nh v\u00e1ng. Khi \u0111un n\u00f3ng c\u00e1c v\u00e1ng m\u1ee1 n\u00e0y tan ch\u1ea3y. N\u1ebfu \u0111un qu\u00e1 l\u1eeda, th\u00ec m\u1ed9t ph\u1ea7n m\u1ee1 b\u1ecb h\u00f3a h\u01a1i v\u00e0 m\u1ed9t ph\u1ea7n b\u1ecb ch\u00e1y \u0111en. Nh\u1eadn \u0111\u1ecbnh n\u00e0o sau \u0111\u00e2y \u0111\u00fang ","select":["A. N\u1ebfu \u0111un qu\u00e1 l\u1eeda, th\u00ec m\u1ed9t ph\u1ea7n m\u1ee1 b\u1ecb h\u00f3a h\u01a1i v\u00e0 m\u1ed9t ph\u1ea7n b\u1ecb ch\u00e1y \u0111en l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd ","B. Khi \u0111un n\u00f3ng c\u00e1c v\u00e1ng m\u1ee1 n\u00e0y tan ch\u1ea3y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc ","C. Khi \u0111un n\u00f3ng c\u00e1c v\u00e1ng m\u1ee1 n\u00e0y tan ch\u1ea3y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd ","D. Khi \u0111un n\u00f3ng c\u00e1c v\u00e1ng m\u1ee1 n\u00e0y tan ch\u1ea3y. N\u1ebfu \u0111un qu\u00e1 l\u1eeda, th\u00ec m\u1ed9t ph\u1ea7n m\u1ee1 b\u1ecb h\u00f3a h\u01a1i v\u00e0 m\u1ed9t ph\u1ea7n b\u1ecb ch\u00e1y \u0111en \u0111\u1ec1u x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc "],"hint":"","explain":"<span class='basic_left'><br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2026},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"Cho c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng sau: M\u1eb7t tr\u1eddi m\u1ecdc s\u01b0\u01a1ng b\u1eaft \u0111\u1ea7u tan, \u0110\u01b0\u1eddng ch\u00e1y th\u00e0nh than, N\u1ebfn ch\u00e1y trong kh\u00f4ng kh\u00ed, C\u01a1m b\u1ecb \u00f4i thiu. S\u1ed1 hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00ed x\u1ea3y ra l\u00e0. ","select":["A. 1 ","B. 2 ","C. 4 ","D. 3 "],"hint":"","explain":"<span class='basic_left'>Hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea5t bi\u1ebfn \u0111\u1ed5i m\u00e0 v\u1eabn gi\u1eef nguy\u00ean ch\u1ea5t ban \u0111\u1ea7u \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00ed<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A. (M\u1eb7t tr\u1eddi m\u1ecdc s\u01b0\u01a1ng b\u1eaft \u0111\u1ea7u tan)<\/span><\/span> ","column":2}]}],"id_ques":2027},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"V\u00e0nh xe \u0111\u1ea1p b\u1eb1ng s\u1eaft b\u1ecb ph\u1ee7 m\u1ed9t l\u1edbp g\u1ec9 l\u00e0 ch\u1ea5t m\u00e0u n\u00e2u \u0111\u1ecf. L\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00f3a h\u1ecdc l\u00e0 do ","select":["A. S\u1eaft b\u1ecb thay \u0111\u1ed5i m\u00e0u s\u1eafc ","B. S\u1eaft b\u1ecb bi\u1ebfn \u0111\u1ed5i h\u00ecnh d\u1ea1ng ","C. S\u1eaft b\u1ecb oxi h\u00f3a trong kh\u00f4ng kh\u00ed t\u1ea1o th\u00e0nh l\u1edbp g\u1ec9 m\u00e0u n\u00e2u \u0111\u1ecf l\u00e0 $F{{e}_{3}}{{O}_{4}}$ ","D. S\u1eaft bi\u1ebfn \u0111\u1ed5i t\u1eeb r\u1eafn sang l\u1ecfng "],"hint":"","explain":"<span class='basic_left'><br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2028},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"Qu\u00e1 tr\u00ecnh \u0111un s\u00f4i n\u01b0\u1edbc l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00ed v\u00ec ","select":["A. N\u01b0\u1edbc chuy\u1ec3n t\u1eeb th\u1ec3 l\u1ecfng sang th\u1ec3 h\u01a1i, v\u1eabn gi\u1eef nguy\u00ean ch\u1ea5t ban \u0111\u1ea7u ","B. N\u01b0\u1edbc chuy\u1ec3n t\u1eeb th\u1ec3 r\u1eafn sang th\u1ec3 l\u1ecfng, v\u1eabn gi\u1eef nguy\u00ean ch\u1ea5t ban \u0111\u1ea7u ","C. N\u01b0\u1edbc h\u00f3a h\u01a1i v\u00e0 bi\u1ebfn \u0111\u1ed5i th\u00e0nh ch\u1ea5t kh\u00e1c ","D. N\u01b0\u1edbc chuy\u1ec3n t\u1eeb th\u1ec3 l\u1ecfng sang r\u1eafn, bi\u1ebfn \u0111\u1ed5i th\u00e0nh ch\u1ea5t kh\u00e1c "],"hint":"","explain":"<span class='basic_left'><br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":1}]}],"id_ques":2029}],"lesson":{"save":0,"level":2}}