{"id":4613,"date":"2020-04-20T15:35:37","date_gmt":"2020-04-20T08:35:37","guid":{"rendered":"https:\/\/bacdau.vn\/?post_type=kb&p=4613"},"modified":"2023-08-30T18:03:51","modified_gmt":"2023-08-30T11:03:51","slug":"dac-diem-phan-ung-oxi-hoa-khu","status":"publish","type":"kb","link":"https:\/\/bacdau.vn\/kb\/dac-diem-phan-ung-oxi-hoa-khu\/","title":{"rendered":"\u0110\u1eb7c \u0111i\u1ec3m ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed"},"content":{"rendered":"

\u0110\u1eb7c \u0111i\u1ec3m ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed<\/h2>\n

Ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed<\/strong> bao g\u1ed3m 4 ch\u1ea5t nh\u01b0 ch\u1ea5t kh\u1eed, ch\u1ea5t oxi ho\u00e1, s\u1ef1 kh\u1eed v\u00e0 s\u1ef1 oxi ho\u00e1. V\u1eady kh\u00e1i ni\u1ec7m c\u1ee7a ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed l\u00e0 g\u00ec?<\/strong> \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed nh\u01b0 th\u1ebf n\u00e0o? M\u1eddi c\u00e1c b\u1ea1n c\u00f9ng v\u1edbi bacdau.vn<\/strong> \u0111i gi\u1ea3i \u0111\u00e1p nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y nh\u00e9!\"\"<\/p>\n

Kh\u00e1i ni\u1ec7m c\u1ee7a ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed<\/h3>\n

Ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed bao g\u1ed3m 4 ch\u1ea5t nh\u01b0 ch\u1ea5t kh\u1eed, ch\u1ea5t oxi ho\u00e1, s\u1ef1 kh\u1eed v\u00e0 s\u1ef1 oxi ho\u00e1:<\/p>\n

+ Ch\u1ea5t kh\u1eed<\/em> l\u00e0 ch\u1ea5t c\u00f3 t\u00e1c d\u1ee5ng nh\u01b0\u1eddng electron hay l\u00e0 c\u00e1c ch\u1ea5t s\u1ebd c\u00f3 s\u1ed1 oxi ho\u00e1 t\u0103ng sau khi tr\u1ea3i qua qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng
\n+ Ch\u1ea5t oxi<\/em> ho\u00e1<\/em> l\u00e0 ch\u1ea5t c\u00f3 t\u00e1c d\u1ee5ng nh\u1eadn electron hay l\u00e0 c\u00e1c ch\u1ea5t s\u1ebd c\u00f3 s\u1ed1 oxi ho\u00e1 gi\u1ea3m sau khi tr\u1ea3i qua qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng
\n+ S\u1ef1 kh\u1eed<\/em> l\u00e0 qu\u00e1 tr\u00ecnh l\u00e0m cho ch\u1ea5t \u0111\u00f3 nh\u1eadn electron hay c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m ch\u1ec9 s\u1ed1 oxi ho\u00e1 c\u1ee7a ch\u1ea5t \u0111\u00f3
\n+ S\u1ef1 oxi ho\u00e1<\/em> l\u00e0 qu\u00e1 tr\u00ecnh l\u00e0m cho ch\u1ea5t \u0111\u00f3 nh\u01b0\u1eddng electron hay c\u00f3 th\u1ec3 l\u00e0m t\u0103ng ch\u1ec9 s\u1ed1 oxi ho\u00e1 c\u1ee7a ch\u1ea5t \u0111\u00f3<\/p>\n

Ph\u1ea3n \u1ee9ng oxi ho\u00e1<\/strong> l\u00e0 qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng v\u1eeba x\u1ea3y ra oxi ho\u00e1, v\u1eeba x\u1ea3y ra qu\u00e1 tr\u00ecnh kh\u1eed, hay n\u00f3i \u0111\u01a1n gi\u1ea3n th\u00ec ph\u1ea3n \u1ee9ng oxi ho\u00e1 l\u00e0 qu\u00e1 tr\u00ecnh chuy\u1ec3n ho\u00e1 electron gi\u1eefa c\u00e1c ch\u1ea5t ph\u1ea3n \u1ee9ng hay c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i s\u1ed1 ch\u1ea5t oxi ho\u00e1 c\u1ee7a m\u1ed9t s\u1ed1 ch\u1ea5t tham gia ph\u1ea3n \u1ee9ng<\/p>\n

\u0110i\u1ec1u ki\u1ec7n \u0111\u1ec3 x\u1ea3y ra qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed l\u00e0 ph\u1ea3i c\u00f3 \u0111\u1ea7y \u0111\u1ee7 s\u1ef1 tham gia \u0111\u1ed3ng th\u1eddi c\u1ee7a ch\u1ea5t kh\u1eed v\u00e0 ch\u1ea5t oxi h\u00f3a. Ch\u1ea5t kh\u1eed v\u00e0 ch\u1ea5t oxi h\u00f3a ph\u1ea3i \u0111\u1ee7 m\u1ea1nh.<\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed<\/h3>\n

Ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed \u0111\u01b0\u1ee3c chia th\u00e0nh nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau:<\/p>\n

+ Ph\u1ea3n \u1ee9ng oxi h\u00f3a kh\u1eed th\u00f4ng th\u01b0\u1eddng:<\/strong> ch\u1ea5t kh\u1eed v\u00e0 ch\u1ea5t oxi h\u00f3a \u1edf 2 ph\u00e2n t\u1eed ch\u1ea5t kh\u00e1c nhau.<\/p>\n

Ph\u01b0\u01a1ng tr\u00ecnh:<\/em> C + 4HNO3 \u0111\u1eb7c \u2192 CO2 + 4NO2 + 2H2O<\/p>\n

Cu + 2H2SO4 \u0111\u1eb7c \u2192 CuSO4 + SO2 + 2H2O<\/p>\n

+ Ph\u1ea3n \u1ee9ng oxi h\u00f3a kh\u1eed n\u1ed9i ph\u00e2n t\u1eed:<\/strong> ch\u1ea5t kh\u1eed v\u00e0 ch\u1ea5t oxi h\u00f3a thu\u1ed9c c\u00f9ng 1 ph\u00e2n t\u1eed nh\u01b0ng \u1edf 2 nguy\u00ean t\u1eed kh\u00e1c nhau (th\u01b0\u1eddng g\u1eb7p l\u00e0 ph\u1ea3n \u1ee9ng nhi\u1ec7t ph\u00e2n).<\/p>\n

Ph\u01b0\u01a1ng tr\u00ecnh:<\/em> AgNO3 \u2192 Ag + NO2 + O2<\/p>\n

Cu(NO3)2 \u2192 CuO + NO2 + O2<\/p>\n

+ Ph\u1ea3n \u1ee9ng t\u1ef1 oxi h\u00f3a kh\u1eed, ch\u1ea5t kh\u1eed \u0111\u1ed3ng th\u1eddi c\u0169ng l\u00e0 ch\u1ea5t oxi h\u00f3a (ch\u1ea5t kh\u1eed v\u00e0 ch\u1ea5t oxi ho\u00e1 thu\u1ed9c v\u1ec1 c\u00f9ng m\u1ed9t nguy\u00ean t\u1ed1 trong m\u1ed9t ph\u00e2n t\u1eed ch\u1ea5t).<\/p>\n

Ph\u01b0\u01a1ng tr\u00ecnh:<\/strong> Cl2 + 2NaOH \u2192 NaCl + NaClO + H2O<\/p>\n

2NO2 + 2NaOH \u2192 NaNO2 + NaNO3 + H2O<\/p>\n

4KClO3 \u2192 3KClO4 + KCl<\/p>\n

\"\"<\/p>\n

\u00dd ngh\u0129a c\u1ee7a ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed<\/h3>\n

M\u1ed9t trong nh\u1eefng ph\u1ea3n \u1ee9ng quan tr\u1ecdng nh\u1ea5t c\u1ee7a thi\u00ean nhi\u00ean \u0111\u00f3 ch\u00ednh l\u00e0 ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed \u1edf tr\u00ean, b\u1edfi v\u00ec qu\u00e1 tr\u00ecnh h\u00f4 h\u1ea5p hay qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i ch\u1ea5t c\u1ee7a c\u00e1c qu\u00e1 tr\u00ecnh sinh h\u1ecdc kh\u00e1c \u0111\u1ec1u l\u00e0 c\u01a1 s\u1edf c\u1ee7a qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed. \u0110\u1eb7c bi\u1ec7t h\u01a1n n\u1eefa, \u0111\u1ec3 \u0111i\u1ec1u ch\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t ra c\u00e1c s\u1ea3n ph\u1ea9m c\u00f4ng nghi\u1ec7p th\u00f4ng d\u1ee5ng nh\u01b0 th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay th\u00ec \u0111\u1ec1u ph\u1ea3i s\u1eed d\u1ee5ng \u0111\u1ebfn ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed.<\/p>\n

Hi v\u1ecdng v\u1edbi nh\u1eefng chia s\u1ebb tr\u00ean v\u1ec1 ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed, ch\u1ea5t kh\u1eed, ch\u1ea5t oxi ho\u00e1, s\u1ef1 kh\u1eed hay s\u1ef1 oxi ho\u00e1<\/strong> s\u1ebd gi\u00fap c\u00e1c b\u1ea1n c\u00f3 th\u00eam m\u1ed9t \u00edt ki\u1ebfn th\u1ee9c. Hi v\u1ecdng b\u1ea1n s\u1ebd c\u00f3 nh\u1eefng gi\u00e2y ph\u00fat vui v\u1ebb b\u00ean bacdau.vn<\/strong> nh\u00e9!<\/p>\n","protected":false},"excerpt":{"rendered":"

Ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed bao g\u1ed3m 4 ch\u1ea5t nh\u01b0 ch\u1ea5t kh\u1eed, ch\u1ea5t oxi ho\u00e1, s\u1ef1 kh\u1eed v\u00e0 s\u1ef1 oxi ho\u00e1. V\u1eady kh\u00e1i ni\u1ec7m c\u1ee7a ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed l\u00e0 g\u00ec? \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ph\u1ea3n \u1ee9ng oxi ho\u00e1 kh\u1eed nh\u01b0 th\u1ebf n\u00e0o? M\u1eddi c\u00e1c b\u1ea1n c\u00f9ng v\u1edbi bacdau.vn \u0111i gi\u1ea3i \u0111\u00e1p nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y nh\u00e9!<\/p>\n","protected":false},"author":1,"featured_media":4614,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"kbtopic":[764],"kbtag":[],"_links":{"self":[{"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/kb\/4613"}],"collection":[{"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/kb"}],"about":[{"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/types\/kb"}],"author":[{"embeddable":true,"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/comments?post=4613"}],"version-history":[{"count":1,"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/kb\/4613\/revisions"}],"predecessor-version":[{"id":8232,"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/kb\/4613\/revisions\/8232"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/media\/4614"}],"wp:attachment":[{"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/media?parent=4613"}],"wp:term":[{"taxonomy":"kbtopic","embeddable":true,"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/kbtopic?post=4613"},{"taxonomy":"kbtag","embeddable":true,"href":"https:\/\/bacdau.vn\/wp-json\/wp\/v2\/kbtag?post=4613"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}