{"id":26041,"date":"2025-07-11T09:05:21","date_gmt":"2025-07-11T02:05:21","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=26041"},"modified":"2025-07-12T19:35:13","modified_gmt":"2025-07-12T12:35:13","slug":"bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/","title":{"rendered":"Baz\u01a1 l\u00e0 g\u00ec? Nh\u1eefng ki\u1ebfn th\u1ee9c t\u1ed5ng quan v\u1ec1 baz\u01a1"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Khai_niem_co_ban_la_gi_Cong_thuc_hoa_hoc_co_so\" >Kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc c\u01a1 s\u1edf<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Viet_cong_thuc_hoa_hoc_cua_cac_co_so\" >Vi\u1ebft c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc c\u1ee7a c\u00e1c c\u01a1 s\u1edf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Lam_the_nao_de_dat_ten_cho_ten_co_ban\" >L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1eb7t t\u00ean cho t\u00ean c\u01a1 b\u1ea3n?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Cac_thuoc_tinh_cua_co_so_la_gi\" >C\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a c\u01a1 s\u1edf l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Tinh_chat_vat_ly_cua_cac_can_cu\" >T\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a c\u00e1c c\u0103n c\u1ee9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Tinh_chat_hoa_hoc_cua_co_so\" >T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a c\u01a1 s\u1edf<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Co_bao_nhieu_loai_duoc_chia_thanh_co_so\" >C\u00f3 bao nhi\u00eau lo\u1ea1i \u0111\u01b0\u1ee3c chia th\u00e0nh c\u01a1 s\u1edf?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Cach_chuan_bi_can_cu\" >C\u00e1ch chu\u1ea9n b\u1ecb c\u0103n c\u1ee9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Cac_co_so_co_nhung_ung_dung_nao_co_trong_cuoc_song\" >C\u00e1c c\u01a1 s\u1edf c\u00f3 nh\u1eefng \u1ee9ng d\u1ee5ng n\u00e0o c\u00f3 trong cu\u1ed9c s\u1ed1ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Mot_so_co_so_quan_trong\" >M\u1ed9t s\u1ed1 c\u01a1 s\u1edf quan tr\u1ecdng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Natri_Hydroxit_NaOH\" >Natri Hydroxit (NaOH)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Canxi_Hydroxit_HighH_2\" >Canxi Hydroxit (HighH) 2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Kali_Hidroxit_KOH\" >Kali Hidroxit (KOH)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Hidroxit_Cu_OH_2\" >Hidroxit Cu (OH) 2<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.ckconitsha.com\/vn\/bazo-la-gi-nhung-kien-thuc-tong-quan-ve-bazo\/#Thuc_hanh_cac_bai_tap_tren_co_so\" >Th\u1ef1c h\u00e0nh c\u00e1c b\u00e0i t\u1eadp tr\u00ean c\u01a1 s\u1edf<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p dir=\"ltr\">Kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n l\u00e0 g\u00ec? L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u01a1 s\u1edf c\u00f3 t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc v\u00e0 v\u1eadt l\u00fd v\u00e0 nh\u1eefng \u1ee9ng d\u1ee5ng n\u00e0o ch\u00fang c\u00f3 trong cu\u1ed9c s\u1ed1ng? B\u00e0i vi\u1ebft sau \u0111\u00e2y c\u1ee7a Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef s\u1ebd gi\u00fap b\u1ea1n tr\u1ea3 l\u1eddi nh\u1eefng c\u00e2u h\u1ecfi n\u00e0y.<\/p>\n<p>                                    <\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Khai_niem_co_ban_la_gi_Cong_thuc_hoa_hoc_co_so\"><\/span>Kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc c\u01a1 s\u1edf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">&#8220;<em>C\u01a1 s\u1edf l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc trong \u0111\u00f3 m\u1ed9t nguy\u00ean t\u1eed kim lo\u1ea1i \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi m\u1ed9t ho\u1eb7c nhi\u1ec1u nh\u00f3m hydroxit (-OH)<\/em>Ti\u1ebft (S\u00e1ch gi\u00e1o khoa h\u00f3a h\u1ecdc 8, Nh\u00e0 xu\u1ea5t b\u1ea3n Gi\u00e1o d\u1ee5c Vi\u1ec7t Nam).<\/p>\n<p dir=\"ltr\">M\u1ed9t s\u1ed1 c\u01a1 s\u1edf ph\u1ed5 bi\u1ebfn l\u00e0 NaOH, CA (OH) 2, Cu (OH) 2 &#8230; C\u00e1c c\u0103n c\u1ee9 l\u00e0 g\u00ec? Trong \u0111\u00f3 th\u00e0nh ph\u1ea7n ph\u00e2n t\u1eed c\u1ee7a c\u01a1 s\u1edf c\u00f3 1 nguy\u00ean t\u1eed kim lo\u1ea1i v\u00e0 1 nh\u00f3m tr\u1edf l\u00ean &#8211; OH.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/bazo-la-gi-3_(1).jpg\" alt=\"C\u01a1 s\u1edf natri hydroxit. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Viet_cong_thuc_hoa_hoc_cua_cac_co_so\"><\/span>Vi\u1ebft c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc c\u1ee7a c\u00e1c c\u01a1 s\u1edf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">C\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n bao g\u1ed3m m\u1ed9t nguy\u00ean t\u1eed kim lo\u1ea1i (M) v\u00e0 m\u1ed9t ho\u1eb7c nhi\u1ec1u nh\u00f3m hydroxit &#8211; OH. Do \u0111\u00f3, &#8211; OH c\u00f3 h\u00f3a tr\u1ecb li\u1ec7u t\u00f4i v\u00ec v\u1eady kim lo\u1ea1i c\u00f3 nhi\u1ec1u h\u00f3a tr\u1ecb, ph\u00e2n t\u1eed c\u01a1 s\u1edf c\u00f3 r\u1ea5t nhi\u1ec1u nh\u00f3m &#8211; OH. Do \u0111\u00f3, c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc (CTHH) c\u1ee7a c\u01a1 s\u1edf l\u00e0: M (OH) N, trong \u0111\u00f3: N l\u00e0 h\u00f3a tr\u1ecb c\u1ee7a kim lo\u1ea1i.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5 CTHH c\u1ee7a c\u00e1c c\u01a1 s\u1edf: NaOH; Cu (OH) 2; CA (OH) 2 &#8230;<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Lam_the_nao_de_dat_ten_cho_ten_co_ban\"><\/span>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1eb7t t\u00ean cho t\u00ean c\u01a1 b\u1ea3n?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">C\u00e1c c\u01a1 s\u1edf \u0111\u01b0\u1ee3c g\u1ecdi trong chu\u1ed7i: T\u00ean c\u01a1 s\u1edf = T\u00ean kim lo\u1ea1i (k\u00e8m theo h\u00f3a tr\u1ecb li\u1ec7u n\u1ebfu kim lo\u1ea1i c\u00f3 nhi\u1ec1u h\u00f3a tr\u1ecb li\u1ec7u) + hydroxit.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5:<\/p>\n<ul>\n<li dir=\"ltr\">CA (OH) 2: Canxi hydroxit<\/li>\n<li dir=\"ltr\">Cu (OH) 2: \u0110\u1ed3ng (II) Hidroxit<\/li>\n<li dir=\"ltr\">NaOH: Natri hydroxit &#8230;<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_thuoc_tinh_cua_co_so_la_gi\"><\/span>C\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a c\u01a1 s\u1edf l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Ph\u00e2n t\u00edch c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a c\u00e1c c\u01a1 s\u1edf, ch\u00fang t\u00f4i s\u1ebd \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a ch\u00fang.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tinh_chat_vat_ly_cua_cac_can_cu\"><\/span>T\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a c\u00e1c c\u0103n c\u1ee9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">V\u1ec1 m\u1eb7t t\u00ednh ch\u1ea5t v\u1eadt l\u00fd, c\u00e1c c\u01a1 s\u1edf c\u00f3 m\u1ed9t s\u1ed1 thu\u1ed9c t\u00ednh n\u1ed5i b\u1eadt nh\u01b0: <em>C\u00f3 m\u00f9i, v\u1ecb \u0111\u1eafng, d\u1ea7u m\u1ee1 nh\u01b0 x\u00e0 ph\u00f2ng, pH l\u1edbn h\u01a1n 7, t\u1ed3n t\u1ea1i \u1edf nhi\u1ec1u tr\u1ea1ng th\u00e1i (r\u1eafn, b\u1ed9t, dung d\u1ecbch) &#8230; <\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tinh_chat_hoa_hoc_cua_co_so\"><\/span>T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a c\u01a1 s\u1edf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc n\u00e0o c\u00f3? V\u1ec1 m\u1eb7t t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc, c\u00e1c c\u01a1 s\u1edf c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t sau:<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/bazo-la-gi-2.png\" alt=\"C\u01a1 s\u1edf thay \u0111\u1ed5i m\u00e0u t\u00edm qu\u1ef3 th\u00e0nh m\u00e0u xanh. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">C\u00e1c c\u01a1 s\u1edf thay \u0111\u1ed5i m\u00e0u h\u1ea3i qu\u1ef3 m\u00e0u t\u00edm th\u00e0nh m\u00e0u xanh: Th\u1ef1c hi\u1ec7n m\u1ed9t th\u00ed nghi\u1ec7m nh\u1ecf, m\u1ed9t v\u00e0i gi\u1ecdt dung d\u1ecbch natri hydroxit (NaOH) v\u00e0o gi\u1ea5y litmus t\u00edm. Quan s\u00e1t, ch\u00fang ta s\u1ebd d\u1ec5 d\u00e0ng nh\u00ecn th\u1ea5y m\u00e0u s\u1eafc c\u1ee7a nh\u1eefng thay \u0111\u1ed5i h\u1ea3i qu\u1ef3 m\u00e0u t\u00edm v\u00e0 chuy\u1ec3n sang m\u00e0u xanh. Th\u1ef1c hi\u1ec7n nhi\u1ec1u th\u00ed nghi\u1ec7m v\u1edbi c\u01a1 s\u1edf cho k\u1ebft qu\u1ea3 t\u01b0\u01a1ng t\u1ef1.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">C\u00e1c c\u01a1 s\u1edf c\u0169ng l\u00e0m cho c\u00e1c h\u1ee3p ch\u1ea5t phenolphtalein kh\u00f4ng m\u00e0u thay \u0111\u1ed5i th\u00e0nh m\u00e0u \u0111\u1ecf.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Dung d\u1ecbch c\u01a1 b\u1ea3n ho\u1ea1t \u0111\u1ed9ng v\u1edbi oxit axit \u0111\u1ec3 t\u1ea1o th\u00e0nh mu\u1ed1i v\u00e0 n\u01b0\u1edbc.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">V\u00ed d\u1ee5, ph\u01b0\u01a1ng tr\u00ecnh ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc cho th\u1ea5y thu\u1ed9c t\u00ednh n\u00e0y:<\/p>\n<p dir=\"ltr\">2naoh + SO2 -&gt; Na2SO3 + H2O<\/p>\n<p dir=\"ltr\">Ca (OH) 2 + CO2 -&gt; Caco3 + H2O<\/p>\n<ul>\n<li dir=\"ltr\">C\u01a1 s\u1edf h\u00f2a tan v\u00e0 kh\u00f4ng h\u00f2a tan l\u00e0 c\u00e1c t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc ph\u1ed5 bi\u1ebfn c\u00f3 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng v\u1edbi axit \u0111\u1ec3 t\u1ea1o th\u00e0nh mu\u1ed1i v\u00e0 n\u01b0\u1edbc. V\u00ed d\u1ee5:<\/li>\n<\/ul>\n<p dir=\"ltr\">Mg (OH) 2 + H2SO4 \u2192 MGSO4 + 2H2O<\/p>\n<ul>\n<li dir=\"ltr\">C\u01a1 s\u1edf + dung d\u1ecbch mu\u1ed1i -&gt; Mu\u1ed1i m\u1edbi + c\u01a1 s\u1edf m\u1edbi. V\u00ed d\u1ee5: <\/li>\n<\/ul>\n<p dir=\"ltr\">2naoh + Cuso4 \u2192 Na2SO4 + Cu (OH) 2<\/p>\n<ul>\n<li dir=\"ltr\">C\u00e1c c\u01a1 s\u1edf ph\u00e2n t\u00edch kh\u00f4ng h\u00f2a tan -&gt; oxit + n\u01b0\u1edbc. V\u00ed d\u1ee5:<\/li>\n<\/ul>\n<p dir=\"ltr\">Cu (OH) 2 \u2192 CuO + H2O<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Co_bao_nhieu_loai_duoc_chia_thanh_co_so\"><\/span>C\u00f3 bao nhi\u00eau lo\u1ea1i \u0111\u01b0\u1ee3c chia th\u00e0nh c\u01a1 s\u1edf?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">C\u00f3 hai c\u00e1ch \u0111\u1ec3 ph\u00e2n lo\u1ea1i c\u00e1c c\u01a1 s\u1edf: d\u1ef1a tr\u00ean \u0111\u1ed9 h\u00f2a tan ho\u1eb7c t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a ch\u00fang.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/bazo-la-gi-1.jpeg\" alt=\"Kali hydroxit (KOH) l\u00e0 baz\u01a1 ki\u1ec1m. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\" role=\"presentation\">T\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 h\u00f2a tan c\u1ee7a c\u01a1 b\u1ea3n, c\u00e1c nh\u00e0 khoa h\u1ecdc chia ch\u00fang th\u00e0nh hai lo\u1ea1i: c\u01a1 s\u1edf h\u00f2a tan v\u00e0 c\u01a1 s\u1edf n\u01b0\u1edbc (\u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ki\u1ec1m).<\/p>\n<ul>\n<li dir=\"ltr\">V\u00ed d\u1ee5, c\u00e1c c\u01a1 s\u1edf ki\u1ec1m: NaOH, KOH, BA (OH) 2 &#8230;;<\/li>\n<li dir=\"ltr\">V\u00ed d\u1ee5, c\u00e1c c\u01a1 s\u1edf kh\u00f4ng h\u00f2a tan: Cu (OH) 2; Fe (OH) 3; Mg (OH) 2<\/li>\n<\/ul>\n<p dir=\"ltr\" role=\"presentation\">T\u00f9y thu\u1ed9c v\u00e0o t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc, c\u01a1 s\u1edf \u0111\u01b0\u1ee3c chia th\u00e0nh 2 lo\u1ea1i: c\u01a1 s\u1edf m\u1ea1nh v\u00e0 c\u01a1 s\u1edf y\u1ebfu.<\/p>\n<ul>\n<li dir=\"ltr\">V\u00ed d\u1ee5 v\u1ec1 c\u00e1c c\u01a1 s\u1edf m\u1ea1nh m\u1ebd: NaOH; Koh &#8230;;<\/li>\n<li dir=\"ltr\">V\u00ed d\u1ee5 v\u1ec1 c\u00e1c c\u01a1 s\u1edf y\u1ebfu: Fe (OH) 3; Al (oh) 3 &#8230;<\/li>\n<\/ul>\n<table style=\"border-collapse: collapse;width: 100%;background-color: #fbeeb8\" border=\"1\">\n<tr>\n<td style=\"width: 98.5189%\">\n<p style=\"text-align: center\">Gi\u00fap con b\u1ea1n h\u1ecdc to\u00e1n k\u1ebft h\u1ee3p v\u1edbi ti\u1ebfng Anh si\u00eau ti\u1ebft ki\u1ec7m ch\u1ec9 tr\u00ean \u1ee9ng d\u1ee5ng to\u00e1n h\u1ecdc kh\u1ec9. V\u1edbi n\u1ed9i dung gi\u1ea3ng d\u1ea1y v\u1ea1n n\u0103ng \u0111\u1ec3 gi\u00fap tr\u1ebb ph\u00e1t tri\u1ec3n t\u01b0 duy n\u00e3o b\u1ed9 v\u00e0 ng\u00f4n ng\u1eef to\u00e0n di\u1ec7n ch\u1ec9 v\u1edbi kho\u1ea3ng 2k\/ng\u00e0y.<\/p>\n<\/p>\n<p><img decoding=\"async\" style=\"margin-left: auto;margin-right: auto\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia.monkeyuni.net\/upload\/web\/img\/button_dang-ky-ngay-1.png\" alt=\"\" width=\"185\"><\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Cach_chuan_bi_can_cu\"><\/span>C\u00e1ch chu\u1ea9n b\u1ecb c\u0103n c\u1ee9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>D\u1ef1a tr\u00ean c\u00e1c t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a h\u1ee3p ch\u1ea5t n\u00e0y, ch\u00fang ta c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u ch\u1ebf c\u01a1 b\u1ea3n nh\u01b0 sau:<\/p>\n<ul>\n<li>Kim lo\u1ea1i + n\u01b0\u1edbc \u2192 c\u01a1 s\u1edf DD + H2<\/li>\n<li>C\u01a1 s\u1edf oxit + n\u01b0\u1edbc \u2192 c\u01a1 s\u1edf DD<\/li>\n<li>Dung d\u1ecbch mu\u1ed1i clorua \u0111i\u1ec7n ph\u00e2n, bromide<\/li>\n<li>Mu\u1ed1i + g\u1ed1c \u2192 mu\u1ed1i + c\u01a1 s\u1edf<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_co_so_co_nhung_ung_dung_nao_co_trong_cuoc_song\"><\/span>C\u00e1c c\u01a1 s\u1edf c\u00f3 nh\u1eefng \u1ee9ng d\u1ee5ng n\u00e0o c\u00f3 trong cu\u1ed9c s\u1ed1ng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">C\u00e1c c\u0103n c\u1ee9 r\u1ea5t quan tr\u1ecdng v\u00e0 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong cu\u1ed9c s\u1ed1ng th\u1ef1c t\u1eeb vi\u1ec7c x\u1eed l\u00fd n\u01b0\u1edbc h\u1ed3 b\u01a1i, s\u1ea3n xu\u1ea5t thu\u1ed1c, x\u1eed l\u00fd v\u1ea3i th\u00f4 &#8230; c\u1ee5 th\u1ec3: c\u1ee5 th\u1ec3:<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/bazo-la-gi-5.jpg\" alt=\"\u1ee8ng d\u1ee5ng s\u1ea3n xu\u1ea5t aspirin. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a h\u1ecdc v\u00e0 d\u01b0\u1ee3c ph\u1ea9m: C\u01a1 s\u1edf \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m c\u00f3 ch\u1ee9a c\u00e1c s\u1ea3n ph\u1ea9m d\u1ef1a tr\u00ean natri, \u0111i\u1ec3n h\u00ecnh l\u00e0 aspirin, javen &#8230; nh\u01b0 t\u1ea9y tr\u1eafng ho\u1eb7c kh\u1eed tr\u00f9ng. Ngo\u00e0i ra, ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c m\u00f3n r\u1eeda b\u00e1t nh\u1edd kh\u1ea3 n\u0103ng th\u1ee7y ph\u00e2n ch\u1ea5t b\u00e9o trong m\u1ee1 \u0111\u1ed9ng v\u1eadt.<\/p>\n<\/li>\n<\/ul>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Trong ph\u00f2ng th\u00ed nghi\u1ec7m: C\u01a1 s\u1edf l\u00e0 m\u1ed9t h\u00f3a ch\u1ea5t quan tr\u1ecdng cho nghi\u00ean c\u1ee9u v\u00e0 nghi\u00ean c\u1ee9u.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m: Chu\u1ea9n b\u1ecb dung d\u1ecbch ki\u1ec1m, x\u1eed l\u00fd rau v\u00e0 tr\u00e1i c\u00e2y tr\u01b0\u1edbc khi ch\u1ebf bi\u1ebfn ho\u1eb7c \u0111\u00f3ng h\u1ed9p.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">\u00c1p d\u1ee5ng trong ng\u00e0nh d\u1ec7t v\u00e0 nhu\u1ed9m: Vi\u1ec7c ph\u00e2n h\u1ee7y pectin, s\u00e1p \u0111\u1ec3 x\u1eed l\u00fd v\u1ea3i th\u00f4, gi\u00fap v\u1ea3i h\u1ea5p th\u1ee5 m\u00e0u nhu\u1ed9m v\u00e0 c\u00f3 \u0111\u1ed9 b\u00f3ng \u0111\u1eb9p nh\u1ea5t.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">X\u1eed l\u00fd n\u01b0\u1edbc, \u0111\u1eb7c bi\u1ec7t l\u00e0 n\u01b0\u1edbc trong h\u1ed3 b\u01a1i: C\u00e1c c\u01a1 s\u1edf h\u00f2a tan trong n\u01b0\u1edbc l\u00e0m t\u0103ng n\u1ed3ng \u0111\u1ed9 pH. Ngo\u00e0i ra, c\u01a1 s\u1edf c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 v\u00f4 hi\u1ec7u h\u00f3a v\u00e0 kh\u1eed n\u01b0\u1edbc b\u1ee5i b\u1ea9n trong \u0111\u01b0\u1eddng \u1ed1ng c\u1ea5p n\u01b0\u1edbc.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">\u1ee8ng d\u1ee5ng trong ng\u00e0nh d\u1ea7u kh\u00ed: pH c\u00e2n b\u1eb1ng c\u01a1 s\u1edf cho dung d\u1ecbch khoan, lo\u1ea1i b\u1ecf c\u00e1c h\u1ee3p ch\u1ea5t l\u01b0u hu\u1ef3nh v\u00e0 l\u01b0u hu\u1ef3nh ho\u1eb7c c\u00e1c h\u1ee3p ch\u1ea5t axit trong tinh ch\u1ebf d\u1ea7u m\u1ecf.<\/p>\n<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mot_so_co_so_quan_trong\"><\/span>M\u1ed9t s\u1ed1 c\u01a1 s\u1edf quan tr\u1ecdng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">M\u1ed9t s\u1ed1 c\u01a1 s\u1edf quan tr\u1ecdng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong cu\u1ed9c s\u1ed1ng v\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p<em> Natri hydroxit, canxi hydroxit, kali hydroxit v\u00e0 \u0111\u1ed3ng (II) hydroxit.<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Natri_Hydroxit_NaOH\"><\/span>Natri Hydroxit (NaOH)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u00e2y l\u00e0 m\u1ed9t c\u01a1 b\u1ea3n v\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a m\u1ed9t c\u01a1 s\u1edf, r\u1ea5t ph\u1ed5 bi\u1ebfn trong ng\u00e0nh<em> S\u1ea3n xu\u1ea5t gi\u1ea5y, d\u1ea7u th\u1ef1c v\u1eadt, l\u1ee5a nh\u00e2n t\u1ea1o, x\u00e0 ph\u00f2ng, h\u00f3a ch\u1ea5t \u0111\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc v\u00e0 ch\u1ebf ph\u1ea9m nhu\u1ed9m &#8230; <\/em>Natri hydroxit c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t x\u00e9t nghi\u1ec7m ph\u1ed5 bi\u1ebfn trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/bazo-la-gi-7.jpg\" alt=\"\u1ee8ng d\u1ee5ng cho x\u00e0 ph\u00f2ng t\u1eeb NaOH. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Canxi_Hydroxit_HighH_2\"><\/span>Canxi Hydroxit (HighH) 2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">CA (OH) t\u1ed3n t\u1ea1i tinh th\u1ec3 kh\u00f4ng m\u00e0u ho\u1eb7c b\u1ed9t tr\u1eafng, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 v\u00f4i.<\/p>\n<p dir=\"ltr\">B\u1edfi v\u00ec n\u00f3 l\u00e0 m\u1ed9t c\u01a1 b\u1ea3n m\u1ea1nh m\u1ebd, canxi hydroxit c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a m\u1ed9t c\u01a1 s\u1edf nh\u01b0 l\u00e0m cho m\u00e0u xanh lam qu\u1ef3 m\u00e0u t\u00edm, phenolphtalein \u0111\u1ecf thay \u0111\u1ed5i m\u00e0u \u0111\u1ecf, ho\u1ea1t \u0111\u1ed9ng v\u1edbi axit, axit oxit ho\u1eb7c dung d\u1ecbch mu\u1ed1i. Canxi hydroxit c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 cu\u1ed9c s\u1ed1ng, th\u00f4ng th\u01b0\u1eddng:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Trong x\u00e2y d\u1ef1ng: Th\u00e0nh ph\u1ea7n c\u1ee7a n\u01b0\u1edbc v\u00f4i, v\u1eefa.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Trong ng\u00e0nh m\u00e1y l\u1ecdc d\u1ea7u: s\u1ea3n xu\u1ea5t c\u00e1c ch\u1ea5t ph\u1ee5 gia cho d\u1ea7u th\u00f4, x\u1eed l\u00fd n\u01b0\u1edbc v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 axit c\u1ee7a \u0111\u1ea5t.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Kali_Hidroxit_KOH\"><\/span>Kali Hidroxit (KOH)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Kali hydroxit t\u1ed3n t\u1ea1i d\u01b0\u1edbi d\u1ea1ng tinh th\u1ec3 tr\u1eafng tinh th\u1ec3, h\u00fat \u1ea9m, h\u00f2a tan trong n\u01b0\u1edbc. C\u01a1 b\u1ea3n n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng \u0103n m\u00f2n th\u1ee7y tinh, gi\u1ea5y, da &#8230; \u1edf d\u1ea1ng r\u1eafn, n\u00f3 c\u00f3 th\u1ec3 \u0103n m\u00f2n s\u1ee9.<\/p>\n<p dir=\"ltr\">Trong cu\u1ed9c s\u1ed1ng, c\u01a1 s\u1edf n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh n\u1ed3ng \u0111\u1ed9 pH trong ph\u00e2n b\u00f3n h\u00f3a h\u1ecdc, s\u1ea3n xu\u1ea5t c\u00e1c ch\u1ea5t t\u1ea9y r\u1eeda nh\u01b0 x\u00e0 ph\u00f2ng, d\u1ea7u g\u1ed9i, s\u1ea3n xu\u1ea5t d\u1ea7u diesel sinh h\u1ecdc, pin ki\u1ec1m &#8230;<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Hidroxit_Cu_OH_2\"><\/span>Hidroxit Cu (OH) 2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Hidroxites \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u01b0\u1edbi n\u01b0\u1edbc v\u00ec c\u01a1 b\u1ea3n n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1 h\u1ee7y c\u00e1c k\u00fd sinh tr\u00f9ng b\u00ean ngo\u00e0i tr\u00ean c\u00e1. Ngo\u00e0i ra, hydroxit c\u0169ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng nh\u01b0 m\u1ed9t lo\u1ea1i thu\u1ed1c di\u1ec7t n\u1ea5m v\u00e0 g\u1ed1m.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Thuc_hanh_cac_bai_tap_tren_co_so\"><\/span>Th\u1ef1c h\u00e0nh c\u00e1c b\u00e0i t\u1eadp tr\u00ean c\u01a1 s\u1edf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">C\u00e1c b\u00e0i t\u1eadp th\u1ef1c h\u00e0nh c\u01a1 b\u1ea3n sau \u0111\u00e2y \u0111\u01b0\u1ee3c t\u00f3m t\u1eaft t\u1eeb s\u00e1ch gi\u00e1o khoa h\u00f3a h\u1ecdc 8, c\u0169ng nh\u01b0 t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau s\u1ebd gi\u00fap b\u1ea1n xem x\u00e9t ki\u1ebfn \u200b\u200bth\u1ee9c l\u00fd thuy\u1ebft v\u00e0 ghi nh\u1edb b\u00e0i h\u1ecdc l\u00e2u h\u01a1n.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/bazo-la-gi-4.jpg\" alt=\"Th\u1ef1c h\u00e0nh t\u1eadp c\u00e1c b\u00e0i t\u1eadp tr\u00ean c\u01a1 s\u1edf. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p class=\"MsoNormal\">C\u00e2u 1: Gi\u1ea3i ph\u00e1p n\u00e0o sau \u0111\u00e2y l\u00e0m cho h\u1ea3i qu\u1ef3 m\u00e0u t\u00edm chuy\u1ec3n sang m\u00e0u xanh?<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">A. HCl<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">B. MGCL2<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">C. CA (OH) 2<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">D. H2SO4 C\u00e2u 2: Ph\u00e2n v\u00f9ng s\u1eaft (III) Hydroxit thu \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m l\u00e0:<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">A. Fe2o3<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">B. FEO v\u00e0 H2O<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">C. Fe2o3 v\u00e0 H2O<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">D. Fe v\u00e0 H2O<\/p>\n<p style=\"margin: 0in;margin-bottom: .0001pt;text-align: justify;line-height: 150%\">C\u00e2u 3: C\u00f3 4 l\u1ecd kh\u00f4ng c\u00f3 nh\u00e3n, m\u1ed7i l\u1ecd ch\u1ee9a c\u00e1c gi\u1ea3i ph\u00e1p kh\u00f4ng m\u00e0u sau: NaCl, BA (OH) 2, NaOH, NA2SO4. Ch\u1ec9 c\u1ea7n s\u1eed d\u1ee5ng m\u1ed9t trong c\u00e1c h\u00f3a ch\u1ea5t sau \u0111\u00e2y \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c gi\u1ea3i ph\u00e1p tr\u00ean?<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">A. K\u1ebb h\u1ea3i qu\u1ef3 m\u00e0u t\u00edm<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">B. Gi\u1ea3i ph\u00e1p HCl<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">C. dung d\u1ecbch Bacl2<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">D. Gi\u1ea3i ph\u00e1p KOH<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%\">C\u00e2u 4: Th\u00eam 100ml dung d\u1ecbch BA (OH) 2 0,1M v\u00e0o 100ml dung d\u1ecbch HCl 0,1m. Gi\u1ea3i ph\u00e1p thu \u0111\u01b0\u1ee3c sau khi ph\u1ea3n \u1ee9ng:<\/p>\n<p class=\"MsoNormal\">A. L\u00e0m cho m\u00e0u t\u00edm qu\u1ef3 m\u00e0u xanh                                           <\/p>\n<p class=\"MsoNormal\">B. L\u00e0m cho m\u00e0u \u0111\u1ecf t\u00edm qu\u1ef3 g\u1ed1i<\/p>\n<p class=\"MsoNormal\">C. Ph\u1ea3n \u1ee9ng v\u1edbi magi\u00ea gi\u1ea3i ph\u00f3ng kh\u00ed hydro               <\/p>\n<p class=\"MsoNormal\">D. Kh\u00f4ng thay \u0111\u1ed5i m\u00e0u c\u1ee7a h\u1ea3i qu\u1ef3 t\u00edm<\/p>\n<p class=\"MsoNormal\">C\u00e2u 5: \u0110\u1eb7t m\u1ed9t gi\u1ecdt h\u1ea3i qu\u1ef3 m\u00e0u t\u00edm v\u00e0o dung d\u1ecbch KOH, dung d\u1ecbch c\u00f3 m\u00e0u xanh lam, t\u1eeb t\u1eeb t\u1eeb t\u1eeb Dung d\u1ecbch HCL trong dung d\u1ecbch m\u00e0u xanh \u1edf tr\u00ean:<\/p>\n<p class=\"MsoNormal\">A. M\u00e0u xanh v\u1eabn kh\u00f4ng thay \u0111\u1ed5i.                                <\/p>\n<p class=\"MsoNormal\">B. M\u00e0u xanh m\u1edd d\u1ea7n<\/p>\n<p class=\"MsoNormal\">C. M\u00e0u xanh l\u00e1 c\u00e2y b\u1ecb phai m\u00e0u, m\u1ea5t ho\u00e0n to\u00e0n v\u00e0 sau \u0111\u00f3 chuy\u1ec3n sang m\u00e0u \u0111\u1ecf    <\/p>\n<p class=\"MsoNormal\">D. m\u00e0u xanh \u0111\u1eadm<\/p>\n<p class=\"MsoNormal\" style=\"text-align: justify;line-height: 150%;margin: 0in 2.4pt 12.0pt 0in\">C\u00e2u 6: Th\u00eam 200ml dung d\u1ecbch KOH 1m \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng v\u1edbi gi\u1ea3i ph\u00e1p 200ml 1M H2SO4, sau khi ph\u1ea3n \u1ee9ng th\u00eam m\u1ed9t m\u1ea3nh Mg d\u01b0 cho s\u1ea3n ph\u1ea9m \u0111\u1ec3 xem th\u1ec3 t\u00edch kh\u00ed H2 (DKTC) l\u00e0:<\/p>\n<p>A. 2,24 l\u00edt B. 4,48 l\u00edt C. 3,36 l\u00edt D. 6,72 l\u00edt<\/p>\n<p>C\u00e2u 7: \u0110\u1ec3 trung h\u00f2a 200ml h\u1ed7n h\u1ee3p ch\u1ee9a 0,3m HCl v\u00e0 0,1M H2SO4, s\u1eed d\u1ee5ng V (ml) dung d\u1ecbch BA (OH) 2 0,2M. Gi\u00e1 tr\u1ecb c\u1ee7a V l\u00e0:<\/p>\n<p>A. 400 ml B. 350 ml C. 300 ml D. 250 ml<\/p>\n<p>C\u00e2u 8: \u0110\u1eb7t m\u1ed9t dung d\u1ecbch ch\u1ee9a 0,9 mol NaOH v\u00e0o dung d\u1ecbch ch\u1ee9a mol H3PO4. Sau khi ph\u1ea3n \u1ee9ng, ch\u1ec9 thu \u0111\u01b0\u1ee3c mu\u1ed1i Na3PO4 v\u00e0 H2O. Gi\u00e1 tr\u1ecb c\u1ee7a A l\u00e0:<\/p>\n<p>A. 0,3 mol B. 0,4 mol C. 0,6 mol D. 0,9 mol <\/p>\n<p>C\u00e2u 9: Trung h\u00f2a 200 g dung d\u1ecbch NaOH 10% v\u1edbi dung d\u1ecbch HCl 3,65%. Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a gi\u1ea3i ph\u00e1p HCl \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0:<\/p>\n<p>A. 200g B. 300g C. 400g D. 500g<\/p>\n<p>C\u00e2u 10: Trung h\u00f2a ho\u00e0n to\u00e0n 200ml dung d\u1ecbch KOH 0,5m b\u1eb1ng 200g dung d\u1ecbch HCl A%. N\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch (m\u1ed9t%) l\u00e0:<\/p>\n<p>A. 1,825% B. 3,650% C. 18,25% D. 36,50%<\/p>\n<p>C\u00e2u 11: Th\u00eam 200ml dung d\u1ecbch BA (OH) 2 0,4m v\u00e0o 250ml dung d\u1ecbch H2SO4 0,3m. Kh\u1ed1i l\u01b0\u1ee3ng k\u1ebft t\u1ee7a thu \u0111\u01b0\u1ee3c l\u00e0:<\/p>\n<p>A. 17.645 g B. 16,475 g C. 17.475 g D. 18.645 g<\/p>\n<p>C\u00e2u 12: Th\u00eam 200ml dung d\u1ecbch KOH 1m \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng v\u1edbi dung d\u1ecbch 300ml 1m H2SO4, sau khi ph\u1ea3n \u1ee9ng th\u00eam m\u1ed9t m\u1ea3nh Mg d\u01b0 cho s\u1ea3n ph\u1ea9m \u0111\u1ec3 xem th\u1ec3 t\u00edch kh\u00ed H2 (DKTC) l\u00e0:<\/p>\n<p>A. 2,24 l\u00edt B. 4,48 l\u00edt C. 3,36 l\u00edt D. 6,72 l\u00edt<\/p>\n<p>C\u00e2u 13: \u0110\u1ec3 trung h\u00f2a 200ml 0,1M H2SO4, s\u1eed d\u1ee5ng V (ml) dung d\u1ecbch BA (OH) 2. Gi\u00e1 tr\u1ecb c\u1ee7a V l\u00e0:<\/p>\n<p>A. 400 ml B. 350 ml C. 300 ml D. 100 ml<\/p>\n<p>C\u00e2u 14: H\u00f2a tan t\u1ea5t c\u1ea3 m gam nh\u00f4m th\u00e0nh dung d\u1ecbch NaOH 1M, thu \u0111\u01b0\u1ee3c 6,72 l\u00edt kh\u00ed (DKTC). Th\u1ec3 t\u00edch c\u1ee7a dung d\u1ecbch NaOH l\u00e0 g\u00ec?<\/p>\n<p style=\"text-align: justify;line-height: 150%;margin: 0in 2.4pt 12.0pt 2.4pt\">C\u00e2u 15: Ph\u00e2n v\u00f9ng ho\u00e0n to\u00e0n 19,6g Cu (OH) 2 thu \u0111\u01b0\u1ee3c m\u1ed9t ch\u1ea5t r\u1eafn m\u00e0u \u0111en, s\u1eed d\u1ee5ng H2 d\u01b0 \u0111\u1ec3 lo\u1ea1i b\u1ecf ch\u1ea5t r\u1eafn m\u00e0u \u0111en \u0111\u1ec3 thu \u0111\u01b0\u1ee3c m\u1ed9t ch\u1ea5t r\u1eafn m\u00e0u \u0111\u1ecf v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng: C\u00e2u 16: C\u00f3 bao nhi\u00eau ml dung d\u1ecbch KOH 1,5m \u0111\u1ec3 trung h\u00f2a 300mL dung d\u1ecbch HCl 0,5m.<\/p>\n<p class=\"MsoNormal\" style=\"text-align: justify;line-height: 150%\">C\u00e2u 17: C\u1ea7n bao nhi\u00eau ml dung d\u1ecbch NaOH 0,75m \u0111\u1ec3 trung h\u00f2a 400ml dung d\u1ecbch axit bao g\u1ed3m H2SO4 0,5m v\u00e0 1M HCl.<\/p>\n<p class=\"MsoNormal\" style=\"text-align: justify;line-height: 150%\">C\u00e2u 18: Khi 500mL dung d\u1ecbch NaOH 1m \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u1edbi dung d\u1ecbch H2SO4 2M \u0111\u1ec3 t\u1ea1o th\u00e0nh mu\u1ed1i trung t\u00ednh. Th\u1ec3 t\u00edch c\u1ee7a dung d\u1ecbch H2SO4 2M l\u00e0 bao nhi\u00eau?<\/p>\n<p class=\"MsoNormal\" style=\"text-align: justify;line-height: 150%\">C\u00e2u 19: C\u1ea7n bao nhi\u00eau ml dung d\u1ecbch KOH 1,5m \u0111\u1ec3 trung h\u00f2a t\u1ea5t c\u1ea3 m\u1ed9t dung d\u1ecbch ch\u1ee9a 300mL dung d\u1ecbch HCl 1,5m v\u00e0 dung d\u1ecbch H2SO4 0,75m.<\/p>\n<p class=\"MsoNormal\" style=\"text-align: justify;line-height: 150%\">C\u00e2u 20: H\u00f2a tan 4,6 gram Na trong dung d\u1ecbch H2O l\u00e0 dung d\u1ecbch X. Kh\u1ed1i l\u01b0\u1ee3ng dung d\u1ecbch HCl 1M c\u1ea7n thi\u1ebft \u0111\u1ec3 ph\u1ea3n \u1ee9ng t\u1ea5t c\u1ea3 v\u1edbi dung d\u1ecbch X?<\/p>\n<\/p>\n<p dir=\"ltr\">Hy v\u1ecdng, th\u00f4ng tin v\u1ec1 c\u01a1 s\u1edf \u1edf tr\u00ean, gi\u00fap sinh vi\u00ean t\u1ed5ng h\u1ee3p ki\u1ebfn \u200b\u200bth\u1ee9c v\u00e0 xem x\u00e9t hi\u1ec7u qu\u1ea3 h\u01a1n. \u0110\u1eebng qu\u00ean truy c\u1eadp trang web c\u1ee7a Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 t\u00ecm th\u1ea5y ki\u1ebfn \u200b\u200bth\u1ee9c ch\u1ee7 \u0111\u1ec1 th\u00fa v\u1ecb h\u01a1n!<\/p>\n<p>Ngu\u1ed3n: <a href=\"http:\/\/www.ckconitsha.com\/vn\/\">http:\/\/www.ckconitsha.com\/vn\/<\/a> T\u00e1c gi\u1ea3: <a href=\"https:\/\/www.ckconitsha.com\/vn\/author\/nguyenlandung\">Nguy\u1ec5n L\u00e2n d\u0169ng<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n l\u00e0 g\u00ec? L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u01a1 s\u1edf c\u00f3 t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc v\u00e0 v\u1eadt l\u00fd v\u00e0 nh\u1eefng \u1ee9ng d\u1ee5ng n\u00e0o ch\u00fang c\u00f3 trong cu\u1ed9c s\u1ed1ng? B\u00e0i vi\u1ebft sau \u0111\u00e2y c\u1ee7a Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef s\u1ebd gi\u00fap b\u1ea1n tr\u1ea3 l\u1eddi nh\u1eefng c\u00e2u h\u1ecfi n\u00e0y. Kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-26041","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/26041","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/comments?post=26041"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/26041\/revisions"}],"predecessor-version":[{"id":27641,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/26041\/revisions\/27641"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=26041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=26041"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=26041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}