{"id":78281,"date":"2022-08-20T04:31:20","date_gmt":"2022-08-19T21:31:20","guid":{"rendered":"http:\/\/httl.com.vn\/wiki\/nahso4-la-chat-gi\/"},"modified":"2022-08-20T04:31:20","modified_gmt":"2022-08-19T21:31:20","slug":"nahso4-la-chat-gi","status":"publish","type":"post","link":"https:\/\/httl.com.vn\/wiki\/nahso4-la-chat-gi\/","title":{"rendered":"Natri hi\u0111rosunfat (NaHSO4) l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o v\u00e0 t\u00ednh ch\u1ea5t c\u1ee7a Natri hi\u0111rosunfat &#8211; Chickgolden"},"content":{"rendered":"<p> <strong> natri hydrosulfat <\/strong> <\/p>\n<p> &#8211; c\u00f4ng th\u1ee9c ph\u00e2n t\u1eed: nahso4- kh\u1ed1i l\u01b0\u1ee3ng mol: 120 g \/ mol <\/p>\n<p><strong>I. C\u1ea5u t\u1ea1o: <img decoding=\"async\" src=\"https:\/\/media.ican.vn\/hocmai\/cms\/Na_HSO_4_26abfc0259.png\" alt=\"\" title=\"\"><\/strong><\/p>\n<p> &#8211; l\u00e0 m\u1ed9t mu\u1ed1i natri c\u00f3 g\u1ed1c hydro sunfat hso4.- c\u00f4ng th\u1ee9c c\u1ea5u t\u1ea1o: <\/p>\n<p> <strong> ii. t\u00ednh ch\u1ea5t v\u1eadt l\u00fd: <\/strong> <\/p>\n<p> &#8211; l\u00e0 nh\u1eefng tinh th\u1ec3 kh\u00f4ng m\u00e0u, d\u1ec5 tan trong n\u01b0\u1edbc; D\u1ea1ng khan r\u1ea5t d\u1ec5 b\u1ecb h\u00fat n\u01b0\u1edbc n\u00ean ph\u1ea3i b\u1ea3o qu\u1ea3n, b\u1ea3o qu\u1ea3n n\u01a1i kh\u00f4 r\u00e1o, kh\u00f4ng \u1ea9m \u01b0\u1edbt, c\u00f3 m\u00e1i che. &#8211; Nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y: 315oC; \u0111i\u1ec3m s\u00f4i: 315 oc. &#8211; \u0111\u1ed9 h\u00f2a tan trong n\u01b0\u1edbc t\u0103ng khi nhi\u1ec7t \u0111\u1ed9 t\u0103ng. <\/p>\n<ul>\n<li>\n<p> Ch\u00fa \u00fd: ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp r\u1ea5t nguy hi\u1ec3m, d\u1ec5 g\u00e2y ra c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng l\u1ea1 nh\u01b0 k\u00edch \u1ee9ng, \u0103n m\u00f2n da v\u00e0 m\u1eaft \u2192 c\u1ea7n s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 khi ti\u1ebfp x\u00fac. <\/p>\n<p> <strong> iii. t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc: <\/strong> <\/p>\n<ul>\n<li>\n<p> n\u00f3 l\u00e0 m\u1ed9t mu\u1ed1i c\u00f3 t\u00ednh axit c\u1ee7a ion trung t\u00ednh na + v\u00e0 ion hso4 &#8211; v\u1eabn c\u00f3 th\u1ec3 ph\u00e2n ly th\u00e0nh ion h +. <\/p>\n<p> = &amp; gt; mu\u1ed1i nahso4 c\u00f3 t\u00ednh axit m\u1ea1nh t\u01b0\u01a1ng t\u1ef1 nh\u01b0 axit clohydric lo\u00e3ng v\u00e0 h2so4.- Ph\u01b0\u01a1ng tr\u00ecnh ph\u00e2n li: nahso4 \u2192 na + + hso4 &#8211; l\u00e0m \u0111\u1ed5i m\u00e0u qu\u1ef3 t\u00edm th\u00e0nh \u0111\u1ecf.- ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c dung d\u1ecbch baz\u01a1 (nahso; koh; ca (oh) 2); ba (oh) 2) \u2192 ph\u1ea3n \u1ee9ng trung h\u00f2a nahso4 + naoh \u2192 na2so4 + h2onahso4 + ba (oh) 2 \u2192 baso4 + na2so4 + h2o- ph\u1ea3n \u1ee9ng v\u1edbi s\u1eaft v\u00e0 k\u1ebdm kim lo\u1ea1i: nahso4 + zn \u2192 znso4 + na2so4 + h2nahso4 + na \u2192 na2so4 + h2- ph\u1ea3n \u1ee9ng v\u1edbi mu\u1ed1i: (v\u00ed d\u1ee5: s\u1ea3n ph\u1ea9m ph\u1ea3i c\u00f3 \u00edt tan, d\u1ec5 bay h\u01a1i, axit y\u1ebfu h\u01a1n axit ban \u0111\u1ea7u). <\/p>\n<p> nahso4 + fe (no3) 2 \u2192 fe2 (so4) 3 + na2so4 + no + h2o <\/p>\n<p> nahso4 + na2co3 \u2192 na2so4 + nahco3 (t\u1ec9 l\u1ec7 mol 1: 1) nahso4 + na2co3 \u2192 na2so4 + co2 + h2o (t\u1ec9 l\u1ec7 mol 2: 1) nahso4 + baco3 \u2192 baso4 + na2so4 + co2 + h2onahso4 \u2192 na2so4io + hso4 + naclhso  [ xrightarrow {450 &#8211; {{800} ^ {o}} c} ] na2so4 + hcl (450 &#8211; 800 \u0111\u1ed9 C) nahso4 + bacl2 \u2192 baso4 + nacl + hcl- ph\u1ea3n \u1ee9ng c\u1ee7a 2 mu\u1ed1i axit v\u1edbi nhau: (mu\u1ed1i axit m\u1ea1nh s\u1ebd \u0111\u00f3ng vai tr\u00f2 l\u00e0 axit, mu\u1ed1i c\u1ee7a axit y\u1ebfu s\u1ebd \u0111\u00f3ng vai tr\u00f2 l\u00e0 baz\u01a1) nahso4 + nahco3 \u2192 na2so4 + co2 + h2o- ph\u1ea3n \u1ee9ng nhi\u1ec7t ph\u00e2n: 2n ahso4  [ xrightarrow {{{t} ^ {o}}} ] na2s2o7 + h2sodium pyrosulfatna2s2o7  [ xrightarrow {{{t} ^ {o}}} ] na2so4 + so3 <\/p>\n<p> <strong> iv. y\u00eau c\u1ea7u: <\/strong> <\/p>\n<p> &#8211; \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t kim lo\u1ea1i s\u1eaft v\u00e0 k\u1ebdm cu\u1ed1i c\u00f9ng. &#8211; \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m s\u1ea1ch c\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 h\u1ea1 th\u1ea5p \u0111\u1ed9 pH c\u1ee7a n\u01b0\u1edbc \u0111\u1ec3 kh\u1eed tr\u00f9ng b\u1eb1ng clo hi\u1ec7u qu\u1ea3 cao, bao g\u1ed3m c\u1ea3 b\u1ec3 b\u01a1i; nh\u01b0 m\u1ed9t ch\u1ea5t ph\u1ee5 gia trong ng\u00e0nh th\u1ee9c \u0103n ch\u0103n nu\u00f4i &#8211; \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. <\/p>\n<p> <strong> v. \u0111i\u1ec1u ch\u1ebf: <\/strong> <\/p>\n<p> &#8211; \u0111un h\u1ed7n h\u1ee3p nacl v\u1edbi h2so4 \u0111\u1eadm \u0111\u1eb7c \u0111\u1ebfn 250 oc: nacl + r\u1eafn h2so4  [ xrightarrow {{{{250} ^ {o}} c} ] nahso4 + hcl- t\u1ea1o ra mu\u1ed1i nahco3 \u0111\u1ec3 s\u1eed d\u1ee5ng v\u1edbi h2so4: nahco3 + h2so4 \u2192 nahso4 + co2 + h2o <\/p>\n<p> <strong> vii. nh\u1eadn ra: <\/strong> <\/p>\n<p> &#8211; thu\u1ed1c th\u1eed: dung d\u1ecbch ch\u1ee9a c\u00e1c ion ba2 + nh\u01b0 bacl2; ba (\u1ed3) 2\u2026 <\/p>\n<p> &#8211; th\u1ea5y baz\u01a1 k\u1ebft t\u1ee7a tr\u1eafng m\u1edf ra.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>natri hydrosulfat &#8211; c\u00f4ng th\u1ee9c ph\u00e2n t\u1eed: nahso4- kh\u1ed1i l\u01b0\u1ee3ng mol: 120 g \/ mol I. C\u1ea5u t\u1ea1o: &#8211; l\u00e0 m\u1ed9t mu\u1ed1i natri c\u00f3 g\u1ed1c hydro sunfat hso4.- c\u00f4ng th\u1ee9c c\u1ea5u t\u1ea1o: ii. t\u00ednh ch\u1ea5t v\u1eadt l\u00fd: &#8211; l\u00e0 nh\u1eefng tinh th\u1ec3 kh\u00f4ng m\u00e0u, d\u1ec5 tan trong n\u01b0\u1edbc; D\u1ea1ng khan r\u1ea5t d\u1ec5 b\u1ecb h\u00fat n\u01b0\u1edbc&#8230;<\/p>\n","protected":false},"author":1,"featured_media":78282,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[],"_links":{"self":[{"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/posts\/78281"}],"collection":[{"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/comments?post=78281"}],"version-history":[{"count":0,"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/posts\/78281\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/media\/78282"}],"wp:attachment":[{"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/media?parent=78281"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/categories?post=78281"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/httl.com.vn\/wiki\/wp-json\/wp\/v2\/tags?post=78281"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}