\u0110\u1ec1 c\u01b0\u01a1ng \u00f4n t\u1eadp H\u00f3a h\u1ecdc l\u1edbp 9<\/h2>\n

N\u0103m h\u1ecdc 2017-2018<\/p>\n

I. Vi\u1ebft c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc th\u1ef1c hi\u1ec7n d\u00e3y chuy\u1ec3n h\u00f3a:<\/strong><\/p>\n

a. Al \u2192 Al2O3 \u2192 Al2(SO4)3 \u2192 AlCl3 \u2192 Al(OH)3 \u2192 Al(NO3)3 \u2192 Al \u2192 Al2(SO4)3 \u2192 Al(OH)3 \u2192 Al2O3 \u2192 Al\u2192 NaAlO2<\/p>\n

FeCl3 \u2192 Fe(OH)3\u2192 Fe2O3\u2192 Fe<\/p>\n

\u2191<\/p>\n

b. Fe \u2192FeCl2 \u2192 Fe \u2192 FeSO4 \u2192 Fe(OH)2 \u2192 FeO \u2192 Fe<\/p>\n

\u2193<\/p>\n

Fe3O4 \u2192 Fe \u2192 Fe2(SO4)3<\/p>\n

c. FeS2 \u2192 SO2 \u2192 SO3 \u2192 H2SO4 \u2192 CuSO4 \u2192 Na2SO4 \u2192 NaOH \u2192 Na2ZnO2\u001f.<\/p>\n

d. Mg \u2192 MgSO4 \u2192 Mg(OH)2 \u2192 MgO \u2192 MgCl2 \u2192 Mg(NO3)2 \u2192 MgCO3 \u2192 MgO<\/p>\n

II. Nh\u1eadn bi\u1ebft c\u00e1c ch\u1ea5t sau b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc:<\/strong><\/p>\n

a. C\u00e1c ch\u1ea5t r\u1eafn: Na2O, CaO, ZnO<\/p>\n

b. C\u00e1c dung d\u1ecbch: HNO3, H2SO4, HCl, K2SO4, KNO3, KOH, Ba(OH)2.<\/p>\n

c. C\u00e1c ch\u1ea5t kh\u00ed: CO2, H2, N2, CO, O2, Cl2<\/p>\n

d. C\u00e1c kim lo\u1ea1i: Al, Fe, Cu, Zn<\/p>\n

III. B\u00e0i to\u00e1n h\u1ed7n h\u1ee3p:<\/strong><\/p>\n

1. H\u00f2a tan 8,9 gam h\u1ed7n h\u1ee3p Mg, Zn v\u00e0o l\u01b0\u1ee3ng v\u1eeba \u0111\u1ee7 dung d\u1ecbch H2SO4 0,2M thu \u0111\u01b0\u1ee3c dung d\u1ecbch A v\u00e0 4,48 l\u00edt kh\u00ed H2 \u1edf \u0111ktc.<\/p>\n

a. T\u00ednh th\u00e0nh ph\u1ea7n % theo kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a m\u1ed7i kim lo\u1ea1i?<\/p>\n

b. T\u00ednh th\u1ec3 t\u00edch dung d\u1ecbch axit \u0111\u00e3 d\u00f9ng?<\/p>\n

2. Cho 27 gam h\u1ed7n h\u1ee3p Al v\u00e0 ZnO v\u00e0o dung d\u1ecbch HCl 29,2% (v\u1eeba \u0111\u1ee7) th\u00ec thu \u0111\u01b0\u1ee3c 13,44 l\u00edt kh\u00ed (\u0111ktc)<\/p>\n

a) T\u00ednh % theo kh\u1ed1i l\u01b0\u1ee3ng m\u1ed7i ch\u1ea5t trong h\u1ed7n h\u1ee3p ban \u0111\u1ea7u?<\/p>\n

b) T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng dung d\u1ecbch HCl c\u1ea7n d\u00f9ng?<\/p>\n

c) T\u00ednh n\u1ed3ng \u0111\u1ed9 % c\u00e1c mu\u1ed1i c\u00f3 trong dung d\u1ecbch thu \u0111\u01b0\u1ee3c sau ph\u1ea3n \u1ee9ng?<\/p>\n

3. D\u1eabn 10 l\u00edt h\u1ed7n h\u1ee3p kh\u00ed CO v\u00e0 SO2 qua dung d\u1ecbch Ba(OH)2 d\u01b0. Sau ph\u1ea3n \u1ee9ng thu \u0111\u01b0\u1ee3c 81,375 gam k\u1ebft t\u1ee7a. T\u00ednh th\u00e0nh ph\u1ea7n % theo th\u1ec3 t\u00edch m\u1ed7i kh\u00ed trong h\u1ed7n h\u1ee3p ban \u0111\u1ea7u? (Bi\u1ebft th\u1ec3 t\u00edch c\u00e1c kh\u00ed \u0111o \u1edf \u0111ktc).<\/p>\n

\nIV. X\u00e1c \u0111\u1ecbnh c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc c\u1ee7a c\u00e1c ch\u1ea5t v\u00f4 c\u01a1:<\/strong><\/h3>\n

1. Trong th\u00e0nh ph\u1ea7n oxit c\u1ee7a kim lo\u1ea1i R h\u00f3a tr\u1ecb III c\u00f3 ch\u1ee9a 30% Oxi theo kh\u1ed1i l\u01b0\u1ee3ng. H\u00e3y x\u00e1c \u0111\u1ecbnh t\u00ean kim lo\u1ea1i v\u00e0 c\u00f4ng th\u1ee9c oxit? T\u00ednh th\u1ec3 t\u00edch dung d\u1ecbch HCl 2M \u0111\u1ee7 \u0111\u1ec3 h\u00f2a tan 6,4 gam oxit kim lo\u1ea1i n\u00f3i tr\u00ean?<\/p>\n

2. Bi\u1ebft r\u1eb1ng 300ml dung d\u1ecbch HCl v\u1eeba \u0111\u1ee7 h\u00f2a tan h\u1ebft 5,1 gam m\u1ed9t oxit c\u1ee7a kim lo\u1ea1i M ch\u01b0a r\u00f5 h\u00f3a tr\u1ecb. H\u00e3y x\u00e1c \u0111\u1ecbnh t\u00ean kim lo\u1ea1i v\u00e0 c\u00f4ng th\u1ee9c oxit?<\/p>\n

V. B\u00e0i to\u00e1n t\u0103ng gi\u1ea3m kh\u1ed1i l\u01b0\u1ee3ng:<\/strong><\/h4>\n

1. Cho l\u00e1 k\u1ebdm c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng 50 gam v\u00e0o dung d\u1ecbch CuSO4. Sau khi ph\u1ea3n \u1ee9ng k\u1ebft th\u00fac th\u00ec kh\u1ed1i l\u01b0\u1ee3ng l\u00e1 k\u1ebdm l\u00e0 49,82 gam.<\/p>\n

T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng k\u1ebdm \u0111\u00e3 tham gia ph\u1ea3n \u1ee9ng (gi\u1ea3 s\u1eed to\u00e0n b\u1ed9 kim lo\u1ea1i Cu t\u1ea1o th\u00e0nh \u0111\u1ec1u b\u00e1m v\u00e0o l\u00e1 k\u1ebdm)?<\/p>\n

2: Nh\u00fang 594 gam Al v\u00e0o dung d\u1ecbch AgNO3 2M. Sau th\u1eddi gian kh\u1ed1i l\u01b0\u1ee3ng thanh Al t\u0103ng 5% so v\u1edbi ban \u0111\u1ea7u. (Gi\u1ea3 s\u1eed to\u00e0n b\u1ed9 kim lo\u1ea1i Ag t\u1ea1o th\u00e0nh \u0111\u1ec1u b\u00e1m v\u00e0o thanh nh\u00f4m)<\/p>\n

a) T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng Al tham gia ph\u1ea3n \u1ee9ng?<\/p>\n

b) T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng Ag thu \u0111\u01b0\u1ee3c?<\/p>\n

c) T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng mu\u1ed1i Al t\u1ea1o ra?<\/p>\n

VI. Ph\u1ea3n \u1ee9ng t\u1ea1o mu\u1ed1i axit \u2013 mu\u1ed1i trung h\u00f2a:<\/strong><\/h4>\n

1. Cho 224 ml kh\u00ed CO2 (\u0111ktc) h\u1ea5p th\u1ee5 h\u1ebft trong 100ml dung d\u1ecbch KOH 0,2M. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a mu\u1ed1i t\u1ea1o th\u00e0nh?<\/p>\n

2. S\u1ee5c V l\u00edt kh\u00ed CO2 (\u0111ktc) v\u00e0o 2 l\u00edt dung d\u1ecbch Ca(OH)2 0,05M, thu \u0111\u01b0\u1ee3c 7,5 gam k\u1ebftt\u1ee7a. C\u00e1c ph\u1ea3n \u1ee9ng x\u1ea3y ra ho\u00e0n to\u00e0n. T\u00ednh gi\u00e1 tr\u1ecb c\u1ee7a V?<\/p>\n

VII. B\u00e0i to\u00e1n c\u00f3 l\u01b0\u1ee3ng ch\u1ea5t d\u01b0:
\n1. Cho 180 gam dung d\u1ecbch H2SO4 15% v\u00e0o 320 gam dung d\u1ecbch BaCl2 10%. T\u00ednh n\u1ed3ng \u0111\u1ed9 % c\u00e1c ch\u1ea5t trong dung d\u1ecbch thu \u0111\u01b0\u1ee3c sau ph\u1ea3n \u1ee9ng?<\/p>\n

2. Tr\u1ed9n 100ml dung d\u1ecbch MgCl2 2M v\u1edbi 150ml dung d\u1ecbch Ba(OH)2 1,5M \u0111\u01b0\u1ee3c dung d\u1ecbch A (D=1,12g\/ml) v\u00e0 k\u1ebft t\u1ee7a B. \u0110em k\u1ebft t\u1ee7a B nung n\u00f3ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ebfn kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed5i thu \u0111\u01b0\u1ee3c ch\u1ea5t r\u1eafn D.<\/p>\n

a. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng r\u1eafn D.<\/p>\n

b. X\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 mol\/l v\u00e0 n\u1ed3ng \u0111\u1ed9 % c\u1ee7a dung d\u1ecbch A (xem th\u1ec3 t\u00edch dung d\u1ecbch thay \u0111\u1ed5i kh\u00f4ng \u0111\u00e1ng k\u1ec3)<\/p>\n

VIII. B\u00e0i to\u00e1n s\u1eed d\u1ee5ng hi\u1ec7u su\u1ea5t:<\/strong><\/h5>\n

1. Cho 1,12 l\u00edt kh\u00ed SO2 (\u0111ktc) l\u1ed9i qua dung d\u1ecbch Ca(OH)2 d\u01b0 thu \u0111\u01b0\u1ee3c m\u1ed9t k\u1ebft t\u1ee7a. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng k\u1ebft t\u1ee7a n\u00e0y bi\u1ebft hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng l\u00e0 80%?<\/p>\n

2. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng axit sunfuric 96% thu \u0111\u01b0\u1ee3c t\u1eeb 60Kg qu\u1eb7ng Pirit s\u1eaft n\u1ebfu hi\u1ec7u su\u1ea5t qu\u00e1 tr\u00ecnh l\u00e0 85%?<\/p>\n

V\u1edbi \u0111\u1ec1 c\u01b0\u01a1ng \u00f4n t\u1eadp H\u00f3a h\u1ecdc l\u1edbp 9 ch\u00fac c\u00e1c b\u1ea1n h\u1ecdc t\u1ed1t!<\/strong><\/h4>\n

s\u00e1ch luy\u1ec7n \u0111\u1ec1 thi n\u0103ng l\u1ef1c ti\u1ebfng H\u00e0n<\/span><\/a><\/p>\n

nh\u1eefng cu\u1ed1n s\u00e1ch h\u1ecdc ti\u1ebfng h\u00e0n hay<\/span><\/a><\/p>\n

review \u00a0b\u1ed9 s\u00e1ch h\u1ecdc ti\u1ebfng h\u00e0n th\u1eadt l\u00e0 \u0111\u01a1n gi\u1ea3n<\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u0110\u1ec1 c\u01b0\u01a1ng \u00f4n t\u1eadp H\u00f3a h\u1ecdc l\u1edbp 9 N\u0103m h\u1ecdc 2017-2018 I. Vi\u1ebft c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc th\u1ef1c hi\u1ec7n d\u00e3y chuy\u1ec3n h\u00f3a: a. Al \u2192 Al2O3 \u2192 Al2(SO4)3 \u2192… <\/p>\n","protected":false},"author":1,"featured_media":7295,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,445,417],"tags":[],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/posts\/7288"}],"collection":[{"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/comments?post=7288"}],"version-history":[{"count":0,"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/posts\/7288\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/media\/7295"}],"wp:attachment":[{"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/media?parent=7288"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/categories?post=7288"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/onthitot.com\/wp-json\/wp\/v2\/tags?post=7288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}