Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom<\/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-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom\" \/>\n<meta property=\"og:description\" content=\"B\u00e0i 1 (trang 168 SGK H\u00f3a 12):\u00a0Vi\u1ebft b\u1ea3n t\u01b0\u1eddng tr\u00ecnh Th\u00ed nghi\u1ec7m 1:\u00a0\u0110i\u1ec1u ch\u1ebf FeCl2. Hi\u1ec7n t\u01b0\u1ee3ng: Ph\u1ea3n \u1ee9ng x\u1ea3y ra, b\u1ecdt kh\u00ed ra ch\u1eadm, khi \u0111un n\u00f3ng b\u1ecdt kh\u00ed tho\u00e1t ra nhanh h\u01a1n v\u00e0 dung d\u1ecbch c\u00f3 m\u00e0u l\u1ee5c nh\u1ea1t. Khi k\u1ebft th\u00fac ph\u1ea3n \u1ee9ng, m\u00e0u c\u1ee7a dung d\u1ecbch chuy\u1ec3n sang m\u00e0u v\u00e0ng (do […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\" \/>\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=\"2018-03-28T15:18:53+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=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\",\"url\":\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\",\"name\":\"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom\",\"isPartOf\":{\"@id\":\"https:\/\/lop12.edu.vn\/#website\"},\"datePublished\":\"2018-03-28T15:18:53+00:00\",\"dateModified\":\"2018-03-28T15:18:53+00:00\",\"author\":{\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45\"},\"breadcrumb\":{\"@id\":\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/lop12.edu.vn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Ch\u01b0\u01a1ng 7 – B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom\"}]},{\"@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_head_json":{"title":"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom","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-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/","og_locale":"en_US","og_type":"article","og_title":"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom","og_description":"B\u00e0i 1 (trang 168 SGK H\u00f3a 12):\u00a0Vi\u1ebft b\u1ea3n t\u01b0\u1eddng tr\u00ecnh Th\u00ed nghi\u1ec7m 1:\u00a0\u0110i\u1ec1u ch\u1ebf FeCl2. Hi\u1ec7n t\u01b0\u1ee3ng: Ph\u1ea3n \u1ee9ng x\u1ea3y ra, b\u1ecdt kh\u00ed ra ch\u1eadm, khi \u0111un n\u00f3ng b\u1ecdt kh\u00ed tho\u00e1t ra nhanh h\u01a1n v\u00e0 dung d\u1ecbch c\u00f3 m\u00e0u l\u1ee5c nh\u1ea1t. Khi k\u1ebft th\u00fac ph\u1ea3n \u1ee9ng, m\u00e0u c\u1ee7a dung d\u1ecbch chuy\u1ec3n sang m\u00e0u v\u00e0ng (do […]","og_url":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/","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":"2018-03-28T15:18:53+00:00","author":"H\u00e0 Trang","twitter_card":"summary_large_image","twitter_misc":{"Written by":"H\u00e0 Trang","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/","url":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/","name":"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom","isPartOf":{"@id":"https:\/\/lop12.edu.vn\/#website"},"datePublished":"2018-03-28T15:18:53+00:00","dateModified":"2018-03-28T15:18:53+00:00","author":{"@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45"},"breadcrumb":{"@id":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/lop12.edu.vn\/"},{"@type":"ListItem","position":2,"name":"Ch\u01b0\u01a1ng 7 – B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom"}]},{"@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\/24291"}],"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=24291"}],"version-history":[{"count":2,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/24291\/revisions"}],"predecessor-version":[{"id":24294,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/24291\/revisions\/24294"}],"wp:attachment":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/media?parent=24291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/categories?post=24291"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/tags?post=24291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

B\u00e0i 1 (trang 168 SGK H\u00f3a 12):\u00a0Vi\u1ebft b\u1ea3n t\u01b0\u1eddng tr\u00ecnh<\/strong><\/p>\n

Th\u00ed nghi\u1ec7m 1:<\/b>\u00a0\u0110i\u1ec1u ch\u1ebf FeCl_{2<\/sub>.<\/p>\n}

Hi\u1ec7n t\u01b0\u1ee3ng: Ph\u1ea3n \u1ee9ng x\u1ea3y ra, b\u1ecdt kh\u00ed ra ch\u1eadm, khi \u0111un n\u00f3ng b\u1ecdt kh\u00ed tho\u00e1t ra nhanh h\u01a1n v\u00e0 dung d\u1ecbch c\u00f3 m\u00e0u l\u1ee5c nh\u1ea1t.<\/p>\n

Khi k\u1ebft th\u00fac ph\u1ea3n \u1ee9ng, m\u00e0u c\u1ee7a dung d\u1ecbch chuy\u1ec3n sang m\u00e0u v\u00e0ng (do m\u1ed9t ph\u1ea7n Fe^{2+<\/sup>b\u1ecb oxi h\u00f3a trong kh\u00f4ng kh\u00ed \u2192 Fe_{3+<\/sub>)<\/p>\n}}

Th\u00ed nghi\u1ec7m 2:<\/b>\u00a0\u0110i\u1ec1u ch\u1ebf Fe(OH)_{2<\/sub>.<\/p>\n}

L\u00fac \u0111\u1ea7u k\u1ebft t\u1ee7a xu\u1ea5t hi\u1ec7n m\u00e0u tr\u1eafng Fe(OH)_{2<\/sub>.<\/p>\n}

\u0110\u1ec3 l\u00e2u \u0111\u1ebfn cu\u1ed1i bu\u1ed5i th\u1ea5y xu\u1ea5t hi\u1ec7n k\u1ebft t\u1ee7a m\u00e0u v\u00e0ng Fe(OH)_{2<\/sub>; Fe(OH)_{3<\/sub>\u00a0r\u1ed3i ti\u1ebfp t\u1ee5c chuy\u1ec3n sang m\u00e0u n\u00e2u Fe(OH)_{3<\/sub>.<\/p>\n}}}

Th\u00ed nghi\u1ec7m 3:<\/b>\u00a0Th\u1eed t\u00ednh oxi h\u00f3a c\u1ee7a K_{2<\/sub>Cr_{2<\/sub>O_{7<\/sub>.<\/p>\n}}}

M\u00e0u da cam c\u1ee7a dd K_{2<\/sub>Cr_{2<\/sub>O_{7<\/sub>\u00a0b\u1ecb bi\u1ebfn m\u1ea5t khi l\u1eafc \u1ed1ng nghi\u1ec7m \u0111\u1ed3ng th\u1eddi dd trong \u1ed1ng nghi\u1ec7m xu\u1ea5t hi\u1ec7n m\u00e0u v\u00e0ng (Fe_{2+<\/sub>\u00a0\u2192 Fe^{3+<\/sup>)<\/p>\n}}}}}

Th\u00ed nghi\u00eam 4:<\/b>\u00a0Ph\u1ea3n \u1ee9ng Cu v\u1edbi dung d\u1ecbch H_{2<\/sub>SO_{4<\/sub>\u00a0\u0111\u1eb7c n\u00f3ng.<\/p>\n}}

B\u1ecdt kh\u00ed kh\u00f4ng m\u00e0u tho\u00e1t ra, c\u00f3 m\u00f9i h\u1eafc.<\/p>\n

Dung d\u1ecbch trong \u1ed1ng nghi\u1ec7m chuy\u1ec3n m\u00e0u xanh Cu_{2+<\/sub>.<\/p>\n}

Khi nh\u1ecf th\u00eam dd NaOH th\u1ea5y xu\u1ea5t hi\u1ec7n k\u1ebft t\u1ee7a m\u00e0u xanh Cu(OH)_{2<\/sub>\u00a0\u0111\u1ed3ng th\u1eddi ph\u1ea3n \u1ee9ng ch\u1eadm l\u1ea1i (do n\u1ed3ng \u0111\u1ed9 H_{2<\/sub>SO_{4<\/sub>\u00a0gi\u1ea3m)<\/p>\n}}}

<\/div>\n","protected":false},"excerpt":{"rendered":"
B\u00e0i 1 (trang 168 SGK H\u00f3a 12):\u00a0Vi\u1ebft b\u1ea3n t\u01b0\u1eddng tr\u00ecnh Th\u00ed nghi\u1ec7m 1:\u00a0\u0110i\u1ec1u ch\u1ebf FeCl2. Hi\u1ec7n t\u01b0\u1ee3ng: Ph\u1ea3n \u1ee9ng x\u1ea3y ra, b\u1ecdt kh\u00ed ra ch\u1eadm, khi \u0111un n\u00f3ng b\u1ecdt kh\u00ed tho\u00e1t ra nhanh h\u01a1n v\u00e0 dung d\u1ecbch c\u00f3 m\u00e0u l\u1ee5c nh\u1ea1t. Khi k\u1ebft th\u00fac ph\u1ea3n \u1ee9ng, m\u00e0u c\u1ee7a dung d\u1ecbch chuy\u1ec3n sang m\u00e0u v\u00e0ng (do […]<\/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":[1305],"tags":[1419,1420],"yoast_head":"\nCh\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom<\/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-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom\" \/>\n<meta property=\"og:description\" content=\"B\u00e0i 1 (trang 168 SGK H\u00f3a 12):\u00a0Vi\u1ebft b\u1ea3n t\u01b0\u1eddng tr\u00ecnh Th\u00ed nghi\u1ec7m 1:\u00a0\u0110i\u1ec1u ch\u1ebf FeCl2. Hi\u1ec7n t\u01b0\u1ee3ng: Ph\u1ea3n \u1ee9ng x\u1ea3y ra, b\u1ecdt kh\u00ed ra ch\u1eadm, khi \u0111un n\u00f3ng b\u1ecdt kh\u00ed tho\u00e1t ra nhanh h\u01a1n v\u00e0 dung d\u1ecbch c\u00f3 m\u00e0u l\u1ee5c nh\u1ea1t. Khi k\u1ebft th\u00fac ph\u1ea3n \u1ee9ng, m\u00e0u c\u1ee7a dung d\u1ecbch chuy\u1ec3n sang m\u00e0u v\u00e0ng (do […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\" \/>\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=\"2018-03-28T15:18:53+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=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\",\"url\":\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\",\"name\":\"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom\",\"isPartOf\":{\"@id\":\"https:\/\/lop12.edu.vn\/#website\"},\"datePublished\":\"2018-03-28T15:18:53+00:00\",\"dateModified\":\"2018-03-28T15:18:53+00:00\",\"author\":{\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45\"},\"breadcrumb\":{\"@id\":\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/lop12.edu.vn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Ch\u01b0\u01a1ng 7 – B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom\"}]},{\"@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_head_json":{"title":"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom","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-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/","og_locale":"en_US","og_type":"article","og_title":"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom","og_description":"B\u00e0i 1 (trang 168 SGK H\u00f3a 12):\u00a0Vi\u1ebft b\u1ea3n t\u01b0\u1eddng tr\u00ecnh Th\u00ed nghi\u1ec7m 1:\u00a0\u0110i\u1ec1u ch\u1ebf FeCl2. Hi\u1ec7n t\u01b0\u1ee3ng: Ph\u1ea3n \u1ee9ng x\u1ea3y ra, b\u1ecdt kh\u00ed ra ch\u1eadm, khi \u0111un n\u00f3ng b\u1ecdt kh\u00ed tho\u00e1t ra nhanh h\u01a1n v\u00e0 dung d\u1ecbch c\u00f3 m\u00e0u l\u1ee5c nh\u1ea1t. Khi k\u1ebft th\u00fac ph\u1ea3n \u1ee9ng, m\u00e0u c\u1ee7a dung d\u1ecbch chuy\u1ec3n sang m\u00e0u v\u00e0ng (do […]","og_url":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/","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":"2018-03-28T15:18:53+00:00","author":"H\u00e0 Trang","twitter_card":"summary_large_image","twitter_misc":{"Written by":"H\u00e0 Trang","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/","url":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/","name":"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom","isPartOf":{"@id":"https:\/\/lop12.edu.vn\/#website"},"datePublished":"2018-03-28T15:18:53+00:00","dateModified":"2018-03-28T15:18:53+00:00","author":{"@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45"},"breadcrumb":{"@id":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-thuc-hanh-tinh-chat-hoa-hoc-cua-sat-dong-va-nhung-hop-chat-cua-sat-crom\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/lop12.edu.vn\/"},{"@type":"ListItem","position":2,"name":"Ch\u01b0\u01a1ng 7 – B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom"}]},{"@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\/24291"}],"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=24291"}],"version-history":[{"count":2,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/24291\/revisions"}],"predecessor-version":[{"id":24294,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/24291\/revisions\/24294"}],"wp:attachment":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/media?parent=24291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/categories?post=24291"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/tags?post=24291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}