https://dashboard.mempawahkab.go.id/wp-content/plugins/ https://www.kungfuology.com/mt-static/ https://pgsd.fkip.unsulbar.ac.id/wp-content/server/https://www.kungfuology.com/home/plugins/ https://land.ubiz.ua/assets/img/ https://sentraki.polimarin.ac.id/js/slot-dana/ https://qml.cvc.uab.es/responsivl/slot-gacor/ https://sentraki.polimarin.ac.id/public/js/ https://fh.uki.ac.id/nul/slot-pulsa/ https://ncc.potensi-utama.ac.id/wp-content/plugins/ https://pgsd.fkip.unsulbar.ac.id/wp-includes/qris/ https://aktasidangmd.gkjw.or.id/aset/css/ https://simpenmas.untirta.ac.id/plugins/slot-dana/
{"id":25059,"date":"2018-04-02T22:12:59","date_gmt":"2018-04-02T15:12:59","guid":{"rendered":"https:\/\/lop12.edu.vn\/?p=25059"},"modified":"2018-04-02T22:12:59","modified_gmt":"2018-04-02T15:12:59","slug":"chuong-6-bai-33-nhom","status":"publish","type":"post","link":"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/","title":{"rendered":"Ch\u01b0\u01a1ng 6 – B\u00e0i 33: Nh\u00f4m"},"content":{"rendered":"

B\u00e0i 1 (trang 176 sgk H\u00f3a 12 n\u00e2ng cao):\u00a0Cho Al + HNO3<\/sub>\u00a0\u2192 Al(NO3<\/sub>)3<\/sub>\u00a0+ NO + H2<\/sub>O, s\u1ed1 ph\u00e2n t\u1eed HNO3<\/sub>\u00a0b\u1ecb Al kh\u1eed v\u00e0 s\u1ed1 ph\u00e2n t\u1eed HNO3<\/sub>\u00a0t\u1ea1o mu\u1ed1i nitrat l\u00e0 bao nhi\u00eau?<\/strong><\/p>\n

A. 1 v\u00e0 3<\/p>\n

B. 3 v\u00e0 2<\/p>\n

C. 4 v\u00e0 3<\/p>\n

D. 3 v\u00e0 4.<\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

\u0110\u00e1p \u00e1n A<\/p>\n

\n
\n

B\u00e0i 2 (trang 176 sgk H\u00f3a 12 n\u00e2ng cao):\u00a0M\u1ed9t pin \u0111i\u1ec7n h\u00f3a \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o b\u1edfi c\u00e1c c\u1eb7p oxi h\u00f3a – kh\u1eed Al3+<\/sup>\/Al v\u00e0 Cu2+<\/sup>\/Cu. Ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc x\u1ea3y ra khi pin ho\u1ea1t \u0111\u1ed9ng l\u00e0:<\/strong><\/p>\n

A. 2Al + 3Cu \u2192 2Al3+<\/sup>\u00a0+ 2Cu2+<\/sup><\/p>\n

B. 2Al3+<\/sup>\u00a0+ 2Cu \u2192 2Al + 3Cu2+<\/sup><\/p>\n

C. 2Al + 3Cu2+<\/sup>\u00a0\u2192 2Al3+<\/sup>\u00a0+ 3Cu<\/p>\n

D. 2Al3+<\/sup>\u00a0+ 3Cu2+<\/sup>\u00a0\u2192 2Al3+<\/sup>\u00a03Cu2+<\/sup><\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

\u0110\u00e1p \u00e1n C<\/p>\n

\n
\n

B\u00e0i 3 (trang 176 sgk H\u00f3a 12 n\u00e2ng cao):\u00a03. T\u00f9y thu\u1ed9c n\u1ed3ng \u0111\u1ed9 c\u1ee7a dung d\u1ecbch HNO3<\/sub>kim lo\u1ea1i nh\u00f4m c\u00f3 th\u1ec3 kh\u1eed HNO3<\/sub>\u00a0th\u00e0nh NO2<\/sub>, NO, N2 ho\u1eb7c NH4<\/sub>NO3<\/sub>. H\u00e3y vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc c\u1ee7a c\u00e1c ph\u1ea3n \u1ee9ng tr\u00ean.<\/strong><\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

C\u00e1c ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc<\/p>\n

Al + 6HNO3<\/sub>\u00a0\u2192 Al(NO3<\/sub>)3<\/sub>\u00a0+ 3NO2<\/sub>\u00a0+ 3H2<\/sub>O<\/p>\n

Al + 4HNO3<\/sub>\u00a0\u2192 Al(NO3<\/sub>)3<\/sub>\u00a0+ NO + 2H2<\/sub>O<\/p>\n

10Al + 36HNO3<\/sub>\u00a0\u2192 10Al(NO3<\/sub>)3<\/sub>\u00a0+ 3N2<\/sub>\u00a0+ 18H2<\/sub>O<\/p>\n

8Al + 30HNO3<\/sub>\u00a0\u2192 8Al(NO3<\/sub>)3<\/sub>\u00a0+ 3NH4<\/sub>NO3<\/sub>\u00a0+ 9H2<\/sub>O<\/p>\n

B\u00e0i 4 (trang 176 sgk H\u00f3a 12 n\u00e2ng cao):\u00a0C\u00f3 4 kim lo\u1ea1i l\u00e0 : Ca, Na, Fe v\u00e0 Al. H\u00e3y nh\u1eadn bi\u1ebft m\u1ed7i kim lo\u1ea1i b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc v\u00e0 d\u1eabn ra nh\u1eefng ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc \u0111\u00e3 d\u00f9ng.<\/strong><\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

* H\u00f2a tan 4 kim lo\u1ea1i v\u00e0o n\u01b0\u1edbc th\u00ec Na, Ca t\u00e1c d\u1ee5ng v\u1edbi n\u01b0\u1edbc:<\/p>\n

2Na + 2H2<\/sub>O \u2192 2NaOH + H2<\/sub><\/p>\n

Ca + 2H2<\/sub>O \u2192 Ca(OH)2<\/sub>+ H2<\/sub><\/p>\n

S\u1ee5c t\u1eeb t\u1eeb kh\u00ed CO2<\/sub>\u00a0v\u00e0o hai dung d\u1ecbch thu \u0111\u01b0\u1ee3c, dung d\u1ecbch n\u00e0o c\u00f3 k\u1ebft t\u1ee7a l\u00e0 Ca(OH)2<\/sub>: CO2<\/sub>\u00a0+ Ca(OH)2<\/sub>\u00a0\u2192 CaCO3<\/sub>\u00a0+ H2<\/sub>O<\/p>\n

* Hai kim lo\u1ea1i kh\u00f4ng tan trong n\u01b0\u1edbc \u0111em h\u00f2a tan trong dung d\u1ecbch ki\u1ec1m, nh\u1eadn ra nh\u00f4m do b\u1ecb tan ra c\u00f2n s\u1eaft th\u00ec kh\u00f4ng<\/p>\n

2NaOH + 2Al + 6H2<\/sub>O \u2192 2Na[Al(OH)4<\/sub>] + 3H2<\/sub><\/p>\n

B\u00e0i 5 (trang 176 sgk H\u00f3a 12 n\u00e2ng cao):\u00a0Kh\u1eed ho\u00e0n to\u00e0n 16 gam b\u1ed9t Fe2<\/sub>O3<\/sub>\u00a0b\u1eb1ng b\u1ed9t nh\u00f4m. H\u00e3y cho bi\u1ebft:<\/strong><\/p>\n

a. Kh\u1ed1i l\u01b0\u1ee3ng b\u1ed9t nh\u00f4m c\u1ea7n d\u00f9ng?<\/strong><\/p>\n

b. Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a nh\u1eefng ch\u1ea5t sau ph\u1ea3n \u1ee9ng.<\/strong><\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

nFe2O3<\/sub>\u00a0= 16 : 160 = 0,1 mol<\/p>\n

Fe2<\/sub>O3<\/sub>\u00a0+ 2Al \u2192 Al2<\/sub>O3<\/sub>\u00a0+ 2Fe<\/p>\n

a. nAl<\/sub>\u00a0= 2.nFe2O3<\/sub>\u00a0= 0,2 mol => mAl<\/sub>\u00a0= 0,1.27 = 5,4 gam<\/p>\n

b. Sau ph\u1ea3n \u1ee9ng : mAl2O3<\/sub>\u00a0= 0,1.102 = 10,2 gam; mFe<\/sub>\u00a0= 0,2.56 = 11,2 gam<\/p>\n

B\u00e0i 6 (trang 176 sgk H\u00f3a 12 n\u00e2ng cao):\u00a0S\u1ea3n xu\u1ea5t nh\u00f4m b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec7n ph\u00e2n nh\u00f4m oxit n\u00f3ng ch\u1ea3y. H\u00e3y t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng Al2<\/sub>O3<\/sub>\u00a0v\u00e0 than ch\u00ec (C) c\u1ea7n d\u00f9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t \u0111\u01b0\u1ee3c 5,4 t\u1ea5n nh\u00f4m. Cho r\u1eb1ng to\u00e0n b\u1ed9 l\u01b0\u1ee3ng kh\u00ed oxi sinh ra \u1edf c\u1ef1c d\u01b0\u01a1ng \u0111\u00e3 \u0111\u1ed1t ch\u00e1y than ch\u00ec th\u00e0nh cacbon \u0111ioxit<\/strong><\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

mAl<\/sub>\u00a0= 5,4 t\u1ea5n = 5,4.106<\/sup>\u00a0gam => nAl<\/sub>\u00a0= 0,2.106<\/sup>\u00a0mol<\/p>\n

2Al2<\/sub>O3<\/sub>\u00a0\u2192 4Al + 3O2<\/sub><\/p>\n

C + O2<\/sub>\u00a0\u2192 CO2<\/sub><\/p>\n

Kh\u1ed1i l\u01b0\u1ee3ng Al2<\/sub>O3<\/sub>\u00a0c\u1ea7n d\u00f9ng mAl2O3<\/sub>\u00a0= 0,1.106.102 = 10,2.106 (g) = 10,2 (t\u1ea5n)<\/p>\n

Kh\u1ed1i l\u01b0\u1ee3ng than ch\u00ec c\u1ea7n d\u00f9ng mC\u00a0<\/sub>= 0,15.106<\/sup>.12 = 1,8.106<\/sup>\u00a0(g) = 1,8 t\u1ea5n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/div>\n","protected":false},"excerpt":{"rendered":"

B\u00e0i 1 (trang 176 sgk H\u00f3a 12 n\u00e2ng cao):\u00a0Cho Al + HNO3\u00a0\u2192 Al(NO3)3\u00a0+ NO + H2O, s\u1ed1 ph\u00e2n t\u1eed HNO3\u00a0b\u1ecb Al kh\u1eed v\u00e0 s\u1ed1 ph\u00e2n t\u1eed HNO3\u00a0t\u1ea1o mu\u1ed1i nitrat l\u00e0 bao nhi\u00eau? A. 1 v\u00e0 3 B. 3 v\u00e0 2 C. 4 v\u00e0 3 D. 3 v\u00e0 4. L\u1eddi gi\u1ea3i: \u0110\u00e1p \u00e1n A B\u00e0i 2 […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1306],"tags":[1429,1430],"yoast_head":"\nCh\u01b0\u01a1ng 6 - B\u00e0i 33: Nh\u00f4m<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ch\u01b0\u01a1ng 6 - B\u00e0i 33: Nh\u00f4m\" \/>\n<meta property=\"og:description\" content=\"B\u00e0i 1 (trang 176 sgk H\u00f3a 12 n\u00e2ng cao):\u00a0Cho Al + HNO3\u00a0\u2192 Al(NO3)3\u00a0+ NO + H2O, s\u1ed1 ph\u00e2n t\u1eed HNO3\u00a0b\u1ecb Al kh\u1eed v\u00e0 s\u1ed1 ph\u00e2n t\u1eed HNO3\u00a0t\u1ea1o mu\u1ed1i nitrat l\u00e0 bao nhi\u00eau? A. 1 v\u00e0 3 B. 3 v\u00e0 2 C. 4 v\u00e0 3 D. 3 v\u00e0 4. L\u1eddi gi\u1ea3i: \u0110\u00e1p \u00e1n A B\u00e0i 2 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/\" \/>\n<meta property=\"og:site_name\" content=\"Lop12.edu.vn - C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12 l\u1edbn nh\u1ea5t t\u1ea1i Vi\u1ec7t Nam\" \/>\n<meta property=\"article:published_time\" content=\"2018-04-02T15:12:59+00:00\" \/>\n<meta name=\"author\" content=\"H\u00e0 Trang\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"H\u00e0 Trang\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/\",\"url\":\"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/\",\"name\":\"Ch\u01b0\u01a1ng 6 - B\u00e0i 33: Nh\u00f4m\",\"isPartOf\":{\"@id\":\"https:\/\/lop12.edu.vn\/#website\"},\"datePublished\":\"2018-04-02T15:12:59+00:00\",\"dateModified\":\"2018-04-02T15:12:59+00:00\",\"author\":{\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45\"},\"breadcrumb\":{\"@id\":\"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/lop12.edu.vn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Ch\u01b0\u01a1ng 6 – B\u00e0i 33: Nh\u00f4m\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/lop12.edu.vn\/#website\",\"url\":\"https:\/\/lop12.edu.vn\/\",\"name\":\"Lop12.edu.vn - C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/lop12.edu.vn\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45\",\"name\":\"H\u00e0 Trang\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/545a8100db1147f314111301d261dc33?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/545a8100db1147f314111301d261dc33?s=96&d=mm&r=g\",\"caption\":\"H\u00e0 Trang\"},\"url\":\"https:\/\/lop12.edu.vn\/author\/trangvth2\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Ch\u01b0\u01a1ng 6 - B\u00e0i 33: Nh\u00f4m","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/","og_locale":"en_US","og_type":"article","og_title":"Ch\u01b0\u01a1ng 6 - B\u00e0i 33: Nh\u00f4m","og_description":"B\u00e0i 1 (trang 176 sgk H\u00f3a 12 n\u00e2ng cao):\u00a0Cho Al + HNO3\u00a0\u2192 Al(NO3)3\u00a0+ NO + H2O, s\u1ed1 ph\u00e2n t\u1eed HNO3\u00a0b\u1ecb Al kh\u1eed v\u00e0 s\u1ed1 ph\u00e2n t\u1eed HNO3\u00a0t\u1ea1o mu\u1ed1i nitrat l\u00e0 bao nhi\u00eau? A. 1 v\u00e0 3 B. 3 v\u00e0 2 C. 4 v\u00e0 3 D. 3 v\u00e0 4. L\u1eddi gi\u1ea3i: \u0110\u00e1p \u00e1n A B\u00e0i 2 […]","og_url":"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/","og_site_name":"Lop12.edu.vn - C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12 l\u1edbn nh\u1ea5t t\u1ea1i Vi\u1ec7t Nam","article_published_time":"2018-04-02T15:12:59+00:00","author":"H\u00e0 Trang","twitter_card":"summary_large_image","twitter_misc":{"Written by":"H\u00e0 Trang","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/","url":"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/","name":"Ch\u01b0\u01a1ng 6 - B\u00e0i 33: Nh\u00f4m","isPartOf":{"@id":"https:\/\/lop12.edu.vn\/#website"},"datePublished":"2018-04-02T15:12:59+00:00","dateModified":"2018-04-02T15:12:59+00:00","author":{"@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45"},"breadcrumb":{"@id":"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lop12.edu.vn\/chuong-6-bai-33-nhom\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/lop12.edu.vn\/"},{"@type":"ListItem","position":2,"name":"Ch\u01b0\u01a1ng 6 – B\u00e0i 33: Nh\u00f4m"}]},{"@type":"WebSite","@id":"https:\/\/lop12.edu.vn\/#website","url":"https:\/\/lop12.edu.vn\/","name":"Lop12.edu.vn - C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/lop12.edu.vn\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45","name":"H\u00e0 Trang","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/545a8100db1147f314111301d261dc33?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/545a8100db1147f314111301d261dc33?s=96&d=mm&r=g","caption":"H\u00e0 Trang"},"url":"https:\/\/lop12.edu.vn\/author\/trangvth2\/"}]}},"_links":{"self":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/25059"}],"collection":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/comments?post=25059"}],"version-history":[{"count":1,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/25059\/revisions"}],"predecessor-version":[{"id":25060,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/25059\/revisions\/25060"}],"wp:attachment":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/media?parent=25059"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/categories?post=25059"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/tags?post=25059"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}