B\u00e0i 1 (trang 193 SGK H\u00f3a 11):<\/b>\u00a0<\/span>Ghi \u0110 (\u0111\u00fang) ho\u1eb7c S (sai) v\u00e0o \u00f4 tr\u1ed1ng b\u00ean c\u1ea1nh c\u00e1c c\u00e2u sau :<\/p>\n <\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n <\/p>\n B\u00e0i 2 (trang 193 SGK H\u00f3a 11):<\/b>\u00a0<\/span>T\u1eeb benzen v\u00e0 c\u00e1c ch\u1ea5t v\u00f4 c\u01a1 c\u1ea7n thi\u1ebft c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ebf \u0111\u01b0\u1ee3c c\u00e1c ch\u1ea5t sau:<\/p>\n 2,4,6-tribomphenol (1) ; \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a02,4,6-trinitrophenol (2)<\/p>\n Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc c\u1ee7a c\u00e1c ph\u1ea3n \u1ee9ng x\u1ea3y ra.<\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n <\/p>\n B\u00e0i 3 (trang 193 SGK H\u00f3a 11):<\/b>\u00a0<\/span>Cho 14,0 gam h\u1ed7n h\u1ee3p A g\u1ed3m phenol v\u00e0 etanol t\u00e1c d\u1ee5ng v\u1edbi natri d\u01b0 thu \u0111\u01b0\u1ee3c 2,24 l\u00edt kh\u00ed hidro (\u0111ktc)<\/p>\n a. Vi\u1ebft c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc x\u1ea3y ra.<\/p>\n b. T\u00ednh th\u00e0nh ph\u1ea7n ph\u1ea7n tr\u0103m kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a m\u1ed7i ch\u1ea5t trong A.<\/p>\n c. Cho 14,0 gam h\u1ed7n h\u1ee3p A t\u00e1c d\u1ee5ng v\u1edbi HNO3<\/sub>\u00a0th\u00ec thu \u0111\u01b0\u1ee3c bao nhi\u00eau gam axit picric (2,4,6- trinitrophenol)?<\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n <\/p>\n V\u1eady ta s\u1ebd thu \u0111\u01b0\u1ee3c 22,9 g axit picric.<\/p>\n B\u00e0i 4 (trang 193 SGK H\u00f3a 11):<\/b>\u00a0<\/span>Cho t\u1eeb t\u1eeb phenol v\u00e0o n\u01b0\u1edbc brom; stiren v\u00e0o dung d\u1ecbch brom trong CCl4<\/sub>. N\u00eau hi\u1ec7n t\u01b0\u1ee3ng v\u00e0 vi\u1ebft c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc.<\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n <\/p>\n B\u00e0i 5 (trang 193 SGK H\u00f3a 11):<\/b><\/span>\u00a0S\u1ee5c kh\u00ed CO2<\/sub>\u00a0v\u00e0o dung d\u1ecbch natri phenolat th\u1ea5y dung d\u1ecbch v\u1ea9n \u0111\u1ee5c, trong dung d\u1ecbch c\u00f3 NaHCO3<\/sub>\u00a0\u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh. Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc c\u1ee7a ph\u1ea3n \u1ee9ng x\u1ea3y ra v\u00e0 gi\u1ea3i th\u00edch. Nh\u1eadn x\u00e9t v\u1ec1 t\u00ednh axit c\u1ee7a phenol.<\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n <\/p>\n – Dung d\u1ecbch b\u1ecb v\u1ea9n \u0111\u1ee5c l\u00e0 do ph\u1ea3n \u1ee9ng t\u1ea1o ra phenol.<\/p>\n – Nh\u1eadn x\u00e9t v\u1ec1 t\u00ednh axit c\u1ee7a phenol: Phenol c\u00f3 t\u00ednh axit y\u1ebfu h\u01a1n n\u1ea5c th\u1ee9 nh\u1ea5t c\u1ee7a axit cacbonic H2<\/sub>CO3<\/sub>, n\u00ean b\u1ecb axit cacbonic \u0111\u1ea9y ra kh\u1ecfi dung d\u1ecbch mu\u1ed1i.<\/p>\n B\u00e0i 6 (trang 193 SGK H\u00f3a 11):<\/b><\/span>\u00a0Vi\u1ebft c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc \u0111i\u1ec1u ch\u1ebf:<\/p>\n – phenol t\u1eeb benzen (1)<\/p>\n – stiren t\u1eeb etylbenzen (2)<\/p>\n C\u00e1c ch\u1ea5t v\u00f4 c\u01a1 c\u1ea7n thi\u1ebft coi nh\u01b0 c\u00f3 \u0111\u1ee7.<\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n – (1) \u0110i\u1ec1u ch\u1ebf phenol phenol t\u1eeb benzen:<\/p>\n C6<\/sub>H6<\/sub>\u00a0+ Br2<\/sub>\u00a0—Fe, to<\/sup>\u2192 C6<\/sub>H5<\/sub>Br + HBr<\/p>\n C6<\/sub>H5<\/sub>Br + 2NaOH\u0111\u1eb7c<\/sub>\u00a0—to cao, P cao<\/sup>\u2192 C6<\/sub>H5<\/sub>ONa + NaBr + H2<\/sub>O<\/p>\n C6<\/sub>H5<\/sub>ONa + CO2<\/sub>\u00a0+ H2<\/sub>O —to<\/sup>\u2192 C6<\/sub>H5<\/sub>OH + NaHCO3<\/sub><\/p>\n – (2) \u0110i\u1ec1u ch\u1ebf stiren t\u1eeb etybenzen:<\/p>\n <\/div>\n","protected":false},"excerpt":{"rendered":" B\u00e0i 1 (trang 193 SGK H\u00f3a 11):\u00a0Ghi \u0110 (\u0111\u00fang) ho\u1eb7c S (sai) v\u00e0o \u00f4 tr\u1ed1ng b\u00ean c\u1ea1nh c\u00e1c c\u00e2u sau : L\u1eddi gi\u1ea3i: B\u00e0i 2 (trang 193 SGK H\u00f3a 11):\u00a0T\u1eeb benzen v\u00e0 c\u00e1c ch\u1ea5t v\u00f4 c\u01a1 c\u1ea7n thi\u1ebft c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ebf \u0111\u01b0\u1ee3c c\u00e1c ch\u1ea5t sau: 2,4,6-tribomphenol (1) ; \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a02,4,6-trinitrophenol (2) Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh […]<\/p>\n","protected":false},"author":3,"featured_media":32157,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1322],"tags":[1513,1512],"yoast_head":"\n