{"id":571675,"date":"2026-07-29T10:37:55","date_gmt":"2026-07-29T03:37:55","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=571675"},"modified":"2026-07-29T10:37:55","modified_gmt":"2026-07-29T03:37:55","slug":"phan-ung-phan-huy","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/phan-ung-phan-huy\/","title":{"rendered":"Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 g\u00ec? V\u00ed d\u1ee5 v\u00e0 ph\u00e2n bi\u1ec7t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p"},"content":{"rendered":"<p><strong>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc trong \u0111\u00f3 t\u1eeb m\u1ed9t ch\u1ea5t ban \u0111\u1ea7u t\u1ea1o th\u00e0nh hai hay nhi\u1ec1u ch\u1ea5t m\u1edbi.<\/strong> D\u1ea1ng t\u1ed5ng qu\u00e1t c\u1ee7a n\u00f3 l\u00e0 A \u2192 B + C, t\u1ee9c l\u00e0 ch\u1ea5t tham gia ch\u1ec9 c\u00f3 m\u1ed9t c\u00f2n s\u1ea3n ph\u1ea9m c\u00f3 t\u1eeb hai ch\u1ea5t tr\u1edf l\u00ean. \u0110\u00e2y l\u00e0 lo\u1ea1i ph\u1ea3n \u1ee9ng ng\u01b0\u1ee3c v\u1edbi ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p v\u00e0 l\u00e0 ki\u1ebfn th\u1ee9c H\u00f3a h\u1ecdc l\u1edbp 8 m\u00e0 b\u1ea1n c\u1ea7n n\u1eafm ch\u1eafc \u0111\u1ec3 ph\u00e2n lo\u1ea1i ph\u1ea3n \u1ee9ng. B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y tr\u00ecnh b\u00e0y \u0111\u1ecbnh ngh\u0129a, \u0111i\u1ec1u ki\u1ec7n x\u1ea3y ra, c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh v\u00ed d\u1ee5 \u0111\u00e3 c\u00e2n b\u1eb1ng, c\u00e1ch ph\u00e2n bi\u1ec7t v\u1edbi ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p, ph\u1ea3n \u1ee9ng th\u1ebf, ph\u1ea3n \u1ee9ng trao \u0111\u1ed5i c\u00f9ng b\u00e0i t\u1eadp c\u00f3 l\u1eddi gi\u1ea3i chi ti\u1ebft.<\/p>\n<h2>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 g\u00ec?<\/h2>\n<p>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc trong \u0111\u00f3 <strong>m\u1ed9t ch\u1ea5t ban \u0111\u1ea7u b\u1ecb ph\u00e2n t\u00e1ch th\u00e0nh hai hay nhi\u1ec1u ch\u1ea5t m\u1edbi<\/strong>. D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft r\u1ea5t d\u1ec5 nh\u1edb: nh\u00ecn v\u00e0o ph\u01b0\u01a1ng tr\u00ecnh, n\u1ebfu v\u1ebf tr\u00e1i ch\u1ec9 c\u00f3 <em>duy nh\u1ea5t m\u1ed9t ch\u1ea5t<\/em> v\u00e0 v\u1ebf ph\u1ea3i c\u00f3 <em>t\u1eeb hai ch\u1ea5t tr\u1edf l\u00ean<\/em> th\u00ec \u0111\u00f3 l\u00e0 ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y.<\/p>\n<p>D\u1ea1ng t\u1ed5ng qu\u00e1t:<\/p>\n<p><strong>A \u2192 B + C<\/strong> (ho\u1eb7c A \u2192 B + C + D)<\/p>\n<p>Trong \u0111\u00f3 A l\u00e0 ch\u1ea5t b\u1ecb ph\u00e2n h\u1ee7y, c\u00f2n B, C, D l\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m t\u1ea1o th\u00e0nh. Ch\u1ea5t A th\u01b0\u1eddng l\u00e0 mu\u1ed1i, baz\u01a1 kh\u00f4ng tan, oxit ho\u1eb7c m\u1ed9t h\u1ee3p ch\u1ea5t k\u00e9m b\u1ec1n v\u1edbi nhi\u1ec7t.<\/p>\n<p>B\u1ea1n c\u1ea7n l\u01b0u \u00fd: s\u1ed1 ch\u1ea5t \u1edf v\u1ebf tr\u00e1i m\u1edbi l\u00e0 c\u0103n c\u1ee9 ph\u00e2n lo\u1ea1i, kh\u00f4ng ph\u1ea3i s\u1ed1 nguy\u00ean t\u1eed hay h\u1ec7 s\u1ed1. Ph\u01b0\u01a1ng tr\u00ecnh 2KClO<sub>3<\/sub> \u2192 2KCl + 3O<sub>2<\/sub> v\u1eabn l\u00e0 ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y v\u00ec v\u1ebf tr\u00e1i ch\u1ec9 c\u00f3 m\u1ed9t ch\u1ea5t l\u00e0 KClO<sub>3<\/sub>, h\u1ec7 s\u1ed1 2 ch\u1ec9 \u0111\u1ec3 c\u00e2n b\u1eb1ng s\u1ed1 nguy\u00ean t\u1eed.<\/p>\n<h2>V\u00ed d\u1ee5 v\u1ec1 ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y<\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y quen thu\u1ed9c nh\u1ea5t trong ch\u01b0\u01a1ng tr\u00ecnh ph\u1ed5 th\u00f4ng, t\u1ea5t c\u1ea3 \u0111\u1ec1u \u0111\u00e3 c\u00e2n b\u1eb1ng \u0111\u00fang s\u1ed1 nguy\u00ean t\u1eed hai v\u1ebf:<\/p>\n<ul>\n<li><strong>Ph\u00e2n h\u1ee7y kali clorat:<\/strong> 2KClO<sub>3<\/sub> \u2192 2KCl + 3O<sub>2<\/sub> (nhi\u1ec7t \u0111\u1ed9, x\u00fac t\u00e1c MnO<sub>2<\/sub>). \u0110\u00e2y l\u00e0 ph\u1ea3n \u1ee9ng d\u00f9ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ebf oxi trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/li>\n<li><strong>Ph\u00e2n h\u1ee7y canxi cacbonat:<\/strong> CaCO<sub>3<\/sub> \u2192 CaO + CO<sub>2<\/sub> (nhi\u1ec7t \u0111\u1ed9 cao). \u0110\u00e2y ch\u00ednh l\u00e0 ph\u1ea3n \u1ee9ng nung v\u00f4i trong c\u00f4ng nghi\u1ec7p.<\/li>\n<li><strong>Ph\u00e2n h\u1ee7y hi\u0111ro peoxit:<\/strong> 2H<sub>2<\/sub>O<sub>2<\/sub> \u2192 2H<sub>2<\/sub>O + O<sub>2<\/sub> (x\u00fac t\u00e1c MnO<sub>2<\/sub>). Ph\u1ea3n \u1ee9ng x\u1ea3y ra ngay \u1edf nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng khi c\u00f3 x\u00fac t\u00e1c.<\/li>\n<li><strong>Ph\u00e2n h\u1ee7y \u0111\u1ed3ng(II) hi\u0111roxit:<\/strong> Cu(OH)<sub>2<\/sub> \u2192 CuO + H<sub>2<\/sub>O (nhi\u1ec7t \u0111\u1ed9). K\u1ebft t\u1ee7a xanh lam chuy\u1ec3n th\u00e0nh ch\u1ea5t r\u1eafn m\u00e0u \u0111en.<\/li>\n<li><strong>Ph\u00e2n h\u1ee7y kali pemanganat (thu\u1ed1c t\u00edm):<\/strong> 2KMnO<sub>4<\/sub> \u2192 K<sub>2<\/sub>MnO<sub>4<\/sub> + MnO<sub>2<\/sub> + O<sub>2<\/sub> (nhi\u1ec7t \u0111\u1ed9). \u0110\u00e2y l\u00e0 v\u00ed d\u1ee5 m\u1ed9t ch\u1ea5t t\u1ea1o ra t\u1edbi ba ch\u1ea5t m\u1edbi.<\/li>\n<li><strong>Ph\u00e2n h\u1ee7y s\u1eaft(III) hi\u0111roxit:<\/strong> 2Fe(OH)<sub>3<\/sub> \u2192 Fe<sub>2<\/sub>O<sub>3<\/sub> + 3H<sub>2<\/sub>O (nhi\u1ec7t \u0111\u1ed9).<\/li>\n<li><strong>Ph\u00e2n h\u1ee7y natri hi\u0111rocacbonat:<\/strong> 2NaHCO<sub>3<\/sub> \u2192 Na<sub>2<\/sub>CO<sub>3<\/sub> + H<sub>2<\/sub>O + CO<sub>2<\/sub> (nhi\u1ec7t \u0111\u1ed9). \u0110\u00e2y l\u00e0 ph\u1ea3n \u1ee9ng l\u00e0m b\u00e1nh n\u1edf khi d\u00f9ng b\u1ed9t n\u1edf.<\/li>\n<li><strong>\u0110i\u1ec7n ph\u00e2n n\u01b0\u1edbc:<\/strong> 2H<sub>2<\/sub>O \u2192 2H<sub>2<\/sub> + O<sub>2<\/sub> (d\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u).<\/li>\n<\/ul>\n<p>Trong t\u1ea5t c\u1ea3 c\u00e1c v\u00ed d\u1ee5 tr\u00ean, v\u1ebf tr\u00e1i lu\u00f4n ch\u1ec9 c\u00f3 m\u1ed9t ch\u1ea5t, c\u00f2n v\u1ebf ph\u1ea3i c\u00f3 t\u1eeb hai ch\u1ea5t tr\u1edf l\u00ean.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-571697\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-1.jpg\" alt=\"phan-ung-phan-huy-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>\u0110i\u1ec1u ki\u1ec7n x\u1ea3y ra ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y<\/h2>\n<p>Mu\u1ed1n ph\u00e2n t\u00e1ch m\u1ed9t ch\u1ea5t th\u00e0nh nhi\u1ec1u ch\u1ea5t, c\u1ea7n ph\u00e1 v\u1ee1 c\u00e1c li\u00ean k\u1ebft h\u00f3a h\u1ecdc trong ch\u1ea5t \u0111\u00f3, m\u00e0 vi\u1ec7c n\u00e0y \u0111\u00f2i h\u1ecfi n\u0103ng l\u01b0\u1ee3ng. V\u00ec v\u1eady <strong>ph\u1ea7n l\u1edbn ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 ph\u1ea3n \u1ee9ng thu nhi\u1ec7t<\/strong>. N\u0103ng l\u01b0\u1ee3ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c cung c\u1ea5p d\u01b0\u1edbi c\u00e1c d\u1ea1ng:<\/p>\n<ul>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9:<\/strong> nung n\u00f3ng ch\u1ea5t ban \u0111\u1ea7u, v\u00ed d\u1ee5 nung CaCO<sub>3<\/sub>, nung KMnO<sub>4<\/sub>, nung Cu(OH)<sub>2<\/sub>. C\u00e1ch n\u00e0y g\u1ecdi l\u00e0 nhi\u1ec7t ph\u00e2n.<\/li>\n<li><strong>D\u00f2ng \u0111i\u1ec7n:<\/strong> \u0111i\u1ec7n ph\u00e2n, v\u00ed d\u1ee5 \u0111i\u1ec7n ph\u00e2n n\u01b0\u1edbc t\u1ea1o kh\u00ed hi\u0111ro v\u00e0 kh\u00ed oxi.<\/li>\n<li><strong>\u00c1nh s\u00e1ng:<\/strong> m\u1ed9t s\u1ed1 ch\u1ea5t b\u1ecb ph\u00e2n h\u1ee7y khi chi\u1ebfu s\u00e1ng, v\u00ed d\u1ee5 b\u1ea1c bromua AgBr trong phim \u1ea3nh.<\/li>\n<li><strong>Ch\u1ea5t x\u00fac t\u00e1c:<\/strong> x\u00fac t\u00e1c kh\u00f4ng l\u00e0m ph\u1ea3n \u1ee9ng x\u1ea3y ra thay \u0111i\u1ec1u ki\u1ec7n, nh\u01b0ng l\u00e0m ph\u1ea3n \u1ee9ng x\u1ea3y ra nhanh h\u01a1n \u1edf \u0111i\u1ec1u ki\u1ec7n \u00eam d\u1ecbu h\u01a1n, v\u00ed d\u1ee5 MnO<sub>2<\/sub> trong ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y KClO<sub>3<\/sub> v\u00e0 H<sub>2<\/sub>O<sub>2<\/sub>.<\/li>\n<\/ul>\n<p>\u0110\u00e2y l\u00e0 \u0111i\u1ec3m kh\u00e1c bi\u1ec7t so v\u1edbi nhi\u1ec1u ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p, v\u1ed1n th\u01b0\u1eddng l\u00e0 ph\u1ea3n \u1ee9ng t\u1ecfa nhi\u1ec7t.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-571698\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-2.jpg\" alt=\"phan-ung-phan-huy-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>Ph\u00e2n bi\u1ec7t ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y v\u00e0 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p<\/h2>\n<p>Hai lo\u1ea1i ph\u1ea3n \u1ee9ng n\u00e0y ng\u01b0\u1ee3c nhau ho\u00e0n to\u00e0n, b\u1ea1n c\u00f3 th\u1ec3 so s\u00e1nh theo b\u1ea3ng sau:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ti\u00eau ch\u00ed<\/th>\n<th>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y<\/th>\n<th>Ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>S\u1ed1 ch\u1ea5t tham gia<\/td>\n<td>Ch\u1ec9 m\u1ed9t ch\u1ea5t<\/td>\n<td>Hai hay nhi\u1ec1u ch\u1ea5t<\/td>\n<\/tr>\n<tr>\n<td>S\u1ed1 ch\u1ea5t s\u1ea3n ph\u1ea9m<\/td>\n<td>Hai hay nhi\u1ec1u ch\u1ea5t<\/td>\n<td>Ch\u1ec9 m\u1ed9t ch\u1ea5t<\/td>\n<\/tr>\n<tr>\n<td>D\u1ea1ng t\u1ed5ng qu\u00e1t<\/td>\n<td>A \u2192 B + C<\/td>\n<td>B + C \u2192 A<\/td>\n<\/tr>\n<tr>\n<td>N\u0103ng l\u01b0\u1ee3ng<\/td>\n<td>Ph\u1ea7n l\u1edbn thu nhi\u1ec7t<\/td>\n<td>Ph\u1ea7n l\u1edbn t\u1ecfa nhi\u1ec7t<\/td>\n<\/tr>\n<tr>\n<td>V\u00ed d\u1ee5<\/td>\n<td>CaCO<sub>3<\/sub> \u2192 CaO + CO<sub>2<\/sub><\/td>\n<td>CaO + H<sub>2<\/sub>O \u2192 Ca(OH)<sub>2<\/sub><\/td>\n<\/tr>\n<tr>\n<td>V\u00ed d\u1ee5 kh\u00e1c<\/td>\n<td>2KClO<sub>3<\/sub> \u2192 2KCl + 3O<sub>2<\/sub><\/td>\n<td>4Al + 3O<sub>2<\/sub> \u2192 2Al<sub>2<\/sub>O<sub>3<\/sub><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>M\u1eb9o ghi nh\u1edb: ph\u00e2n h\u1ee7y l\u00e0 &#8220;m\u1ed9t ra nhi\u1ec1u&#8221;, <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/phan-ung-hoa-hop-la-gi\/\">h\u00f3a h\u1ee3p<\/a> l\u00e0 &#8220;nhi\u1ec1u g\u1ed9p m\u1ed9t&#8221;.<\/p>\n<h2>Ph\u00e2n bi\u1ec7t v\u1edbi ph\u1ea3n \u1ee9ng th\u1ebf v\u00e0 ph\u1ea3n \u1ee9ng trao \u0111\u1ed5i<\/h2>\n<p>Ngo\u00e0i h\u00f3a h\u1ee3p, b\u1ea1n c\u00f2n d\u1ec5 nh\u1ea7m ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y v\u1edbi hai lo\u1ea1i sau:<\/p>\n<table>\n<thead>\n<tr>\n<th>Lo\u1ea1i ph\u1ea3n \u1ee9ng<\/th>\n<th>D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft<\/th>\n<th>V\u00ed d\u1ee5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ph\u00e2n h\u1ee7y<\/td>\n<td>1 ch\u1ea5t \u2192 2 hay nhi\u1ec1u ch\u1ea5t<\/td>\n<td>2NaHCO<sub>3<\/sub> \u2192 Na<sub>2<\/sub>CO<sub>3<\/sub> + H<sub>2<\/sub>O + CO<sub>2<\/sub><\/td>\n<\/tr>\n<tr>\n<td>Th\u1ebf<\/td>\n<td>\u0110\u01a1n ch\u1ea5t + h\u1ee3p ch\u1ea5t \u2192 \u0111\u01a1n ch\u1ea5t m\u1edbi + h\u1ee3p ch\u1ea5t m\u1edbi<\/td>\n<td>Zn + 2HCl \u2192 ZnCl<sub>2<\/sub> + H<sub>2<\/sub><\/td>\n<\/tr>\n<tr>\n<td>Trao \u0111\u1ed5i<\/td>\n<td>Hai h\u1ee3p ch\u1ea5t \u0111\u1ed5i th\u00e0nh ph\u1ea7n cho nhau<\/td>\n<td>BaCl<sub>2<\/sub> + Na<sub>2<\/sub>SO<sub>4<\/sub> \u2192 BaSO<sub>4<\/sub> + 2NaCl<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>C\u00e1ch ph\u00e2n lo\u1ea1i theo s\u1ed1 ch\u1ea5t \u1edf tr\u00ean l\u00e0 c\u00e1ch ph\u00e2n lo\u1ea1i d\u1ef1a v\u00e0o s\u1ef1 thay \u0111\u1ed5i s\u1ed1 l\u01b0\u1ee3ng ch\u1ea5t. Ngo\u00e0i ra h\u00f3a h\u1ecdc c\u00f2n c\u00e1ch ph\u00e2n lo\u1ea1i kh\u00e1c d\u1ef1a v\u00e0o s\u1ef1 thay \u0111\u1ed5i s\u1ed1 oxi h\u00f3a, \u0111\u00f3 l\u00e0 <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/phan-ung-oxi-hoa-khu-la-gi\/\">ph\u1ea3n \u1ee9ng oxi h\u00f3a kh\u1eed<\/a>. M\u1ed9t ph\u1ea3n \u1ee9ng c\u00f3 th\u1ec3 v\u1eeba l\u00e0 ph\u00e2n h\u1ee7y v\u1eeba l\u00e0 oxi h\u00f3a kh\u1eed, v\u00ed d\u1ee5 2KClO<sub>3<\/sub> \u2192 2KCl + 3O<sub>2<\/sub> c\u00f3 s\u1ed1 oxi h\u00f3a c\u1ee7a clo v\u00e0 oxi \u0111\u1ec1u thay \u0111\u1ed5i.<\/p>\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y<\/h2>\n<ul>\n<li><strong>\u0110i\u1ec1u ch\u1ebf oxi trong ph\u00f2ng th\u00ed nghi\u1ec7m:<\/strong> nhi\u1ec7t ph\u00e2n KClO<sub>3<\/sub> c\u00f3 x\u00fac t\u00e1c MnO<sub>2<\/sub> ho\u1eb7c nhi\u1ec7t ph\u00e2n KMnO<sub>4<\/sub> \u0111\u1ec3 thu kh\u00ed oxi.<\/li>\n<li><strong>Nung v\u00f4i:<\/strong> nung \u0111\u00e1 v\u00f4i CaCO<sub>3<\/sub> \u1edf kho\u1ea3ng 900 \u0111\u1ed9 C trong l\u00f2 \u0111\u1ec3 s\u1ea3n xu\u1ea5t v\u00f4i s\u1ed1ng CaO d\u00f9ng trong x\u00e2y d\u1ef1ng.<\/li>\n<li><strong>L\u00e0m b\u00e1nh:<\/strong> b\u1ed9t n\u1edf NaHCO<sub>3<\/sub> b\u1ecb ph\u00e2n h\u1ee7y khi n\u01b0\u1edbng, sinh kh\u00ed CO<sub>2<\/sub> l\u00e0m b\u00e1nh x\u1ed1p.<\/li>\n<li><strong>S\u00e1t tr\u00f9ng v\u1ebft th\u01b0\u01a1ng:<\/strong> dung d\u1ecbch H<sub>2<\/sub>O<sub>2<\/sub> ph\u00e2n h\u1ee7y gi\u1ea3i ph\u00f3ng oxi t\u1ea1o b\u1ecdt kh\u00ed.<\/li>\n<li><strong>S\u1ea3n xu\u1ea5t kim lo\u1ea1i v\u00e0 kh\u00ed c\u00f4ng nghi\u1ec7p:<\/strong> \u0111i\u1ec7n ph\u00e2n n\u01b0\u1edbc \u0111\u1ec3 thu kh\u00ed hi\u0111ro v\u00e0 kh\u00ed oxi tinh khi\u1ebft.<\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-571699\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-3.jpg\" alt=\"phan-ung-phan-huy-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/phan-ung-phan-huy-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng c\u00f3 l\u1eddi gi\u1ea3i<\/h2>\n<p><strong>B\u00e0i 1.<\/strong> Cho c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh sau, h\u00e3y x\u00e1c \u0111\u1ecbnh \u0111\u00e2u l\u00e0 ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y:<br \/>\n(a) 2Fe(OH)<sub>3<\/sub> \u2192 Fe<sub>2<\/sub>O<sub>3<\/sub> + 3H<sub>2<\/sub>O<br \/>\n(b) 2H<sub>2<\/sub> + O<sub>2<\/sub> \u2192 2H<sub>2<\/sub>O<br \/>\n(c) Zn + 2HCl \u2192 ZnCl<sub>2<\/sub> + H<sub>2<\/sub><\/p>\n<p><em>L\u1eddi gi\u1ea3i t\u1eebng b\u01b0\u1edbc:<\/em><\/p>\n<ul>\n<li>B\u01b0\u1edbc 1: \u0110\u1ebfm s\u1ed1 ch\u1ea5t \u1edf v\u1ebf tr\u00e1i c\u1ee7a (a), ch\u1ec9 c\u00f3 m\u1ed9t ch\u1ea5t l\u00e0 Fe(OH)<sub>3<\/sub>; v\u1ebf ph\u1ea3i c\u00f3 hai ch\u1ea5t. V\u1eady (a) l\u00e0 ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y.<\/li>\n<li>B\u01b0\u1edbc 2: V\u1ebf tr\u00e1i c\u1ee7a (b) c\u00f3 hai ch\u1ea5t, v\u1ebf ph\u1ea3i m\u1ed9t ch\u1ea5t. V\u1eady (b) l\u00e0 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p.<\/li>\n<li>B\u01b0\u1edbc 3: V\u1ebf tr\u00e1i c\u1ee7a (c) c\u00f3 \u0111\u01a1n ch\u1ea5t Zn v\u00e0 h\u1ee3p ch\u1ea5t HCl, sau ph\u1ea3n \u1ee9ng Zn th\u1ebf ch\u1ed7 H. V\u1eady (c) l\u00e0 ph\u1ea3n \u1ee9ng th\u1ebf.<\/li>\n<li>K\u1ebft lu\u1eadn: Ch\u1ec9 c\u00f3 ph\u01b0\u01a1ng tr\u00ecnh (a) l\u00e0 ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y.<\/li>\n<\/ul>\n<p><strong>B\u00e0i 2.<\/strong> Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ph\u00e2n h\u1ee7y kali clorat v\u00e0 c\u00e2n b\u1eb1ng.<\/p>\n<p><em>L\u1eddi gi\u1ea3i t\u1eebng b\u01b0\u1edbc:<\/em><\/p>\n<ul>\n<li>B\u01b0\u1edbc 1: X\u00e1c \u0111\u1ecbnh s\u1ea3n ph\u1ea9m khi nhi\u1ec7t ph\u00e2n KClO<sub>3<\/sub> l\u00e0 kali clorua KCl v\u00e0 kh\u00ed oxi O<sub>2<\/sub>. S\u01a1 \u0111\u1ed3: KClO<sub>3<\/sub> \u2192 KCl + O<sub>2<\/sub>.<\/li>\n<li>B\u01b0\u1edbc 2: C\u00e2n b\u1eb1ng nguy\u00ean t\u1ed1 oxi. V\u1ebf tr\u00e1i c\u00f3 3 O, v\u1ebf ph\u1ea3i c\u00f3 2 O, b\u1ed9i chung nh\u1ecf nh\u1ea5t l\u00e0 6 n\u00ean \u0111\u1eb7t h\u1ec7 s\u1ed1 2 tr\u01b0\u1edbc KClO<sub>3<\/sub> v\u00e0 3 tr\u01b0\u1edbc O<sub>2<\/sub>.<\/li>\n<li>B\u01b0\u1edbc 3: C\u00e2n b\u1eb1ng K v\u00e0 Cl. V\u1ebf tr\u00e1i c\u00f3 2 K v\u00e0 2 Cl n\u00ean \u0111\u1eb7t h\u1ec7 s\u1ed1 2 tr\u01b0\u1edbc KCl.<\/li>\n<li>K\u1ebft lu\u1eadn: 2KClO<sub>3<\/sub> \u2192 2KCl + 3O<sub>2<\/sub> (nhi\u1ec7t \u0111\u1ed9, x\u00fac t\u00e1c MnO<sub>2<\/sub>). Ki\u1ec3m tra l\u1ea1i: hai v\u1ebf \u0111\u1ec1u c\u00f3 2 K, 2 Cl, 6 O.<\/li>\n<\/ul>\n<p><strong>B\u00e0i 3.<\/strong> Nhi\u1ec7t ph\u00e2n ho\u00e0n to\u00e0n 24,5 gam KClO<sub>3<\/sub>. T\u00ednh th\u1ec3 t\u00edch kh\u00ed oxi thu \u0111\u01b0\u1ee3c \u1edf \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n. Bi\u1ebft K = 39, Cl = 35,5, O = 16.<\/p>\n<p><em>L\u1eddi gi\u1ea3i t\u1eebng b\u01b0\u1edbc:<\/em><\/p>\n<ul>\n<li>B\u01b0\u1edbc 1: T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng mol KClO<sub>3<\/sub> = 39 + 35,5 + 16 \u00d7 3 = 122,5 g\/mol.<\/li>\n<li>B\u01b0\u1edbc 2: S\u1ed1 mol KClO<sub>3<\/sub> = 24,5 : 122,5 = 0,2 mol.<\/li>\n<li>B\u01b0\u1edbc 3: Theo ph\u01b0\u01a1ng tr\u00ecnh 2KClO<sub>3<\/sub> \u2192 2KCl + 3O<sub>2<\/sub>, t\u1ec9 l\u1ec7 mol KClO<sub>3<\/sub> v\u00e0 O<sub>2<\/sub> l\u00e0 2 : 3, suy ra s\u1ed1 mol O<sub>2<\/sub> = 0,2 \u00d7 3 : 2 = 0,3 mol.<\/li>\n<li>B\u01b0\u1edbc 4: Th\u1ec3 t\u00edch kh\u00ed \u1edf \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n = 0,3 \u00d7 22,4 = 6,72 l\u00edt.<\/li>\n<li>K\u1ebft lu\u1eadn: Thu \u0111\u01b0\u1ee3c 6,72 l\u00edt kh\u00ed oxi.<\/li>\n<\/ul>\n<p><strong>B\u00e0i 4.<\/strong> Nung 100 gam \u0111\u00e1 v\u00f4i CaCO<sub>3<\/sub> nguy\u00ean ch\u1ea5t \u0111\u1ebfn kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed5i. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng v\u00f4i s\u1ed1ng v\u00e0 th\u1ec3 t\u00edch kh\u00ed CO<sub>2<\/sub> \u1edf \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n. Bi\u1ebft Ca = 40, C = 12, O = 16.<\/p>\n<p><em>L\u1eddi gi\u1ea3i t\u1eebng b\u01b0\u1edbc:<\/em><\/p>\n<ul>\n<li>B\u01b0\u1edbc 1: Kh\u1ed1i l\u01b0\u1ee3ng mol CaCO<sub>3<\/sub> = 40 + 12 + 48 = 100 g\/mol, n\u00ean s\u1ed1 mol CaCO<sub>3<\/sub> = 100 : 100 = 1 mol.<\/li>\n<li>B\u01b0\u1edbc 2: Ph\u01b0\u01a1ng tr\u00ecnh CaCO<sub>3<\/sub> \u2192 CaO + CO<sub>2<\/sub>, t\u1ec9 l\u1ec7 mol l\u00e0 1 : 1 : 1 n\u00ean thu \u0111\u01b0\u1ee3c 1 mol CaO v\u00e0 1 mol CO<sub>2<\/sub>.<\/li>\n<li>B\u01b0\u1edbc 3: Kh\u1ed1i l\u01b0\u1ee3ng CaO = 1 \u00d7 (40 + 16) = 56 gam.<\/li>\n<li>B\u01b0\u1edbc 4: Th\u1ec3 t\u00edch CO<sub>2<\/sub> = 1 \u00d7 22,4 = 22,4 l\u00edt.<\/li>\n<li>K\u1ebft lu\u1eadn: Thu \u0111\u01b0\u1ee3c 56 gam v\u00f4i s\u1ed1ng v\u00e0 22,4 l\u00edt kh\u00ed CO<sub>2<\/sub>. Ki\u1ec3m tra \u0111\u1ecbnh lu\u1eadt b\u1ea3o to\u00e0n kh\u1ed1i l\u01b0\u1ee3ng: 56 + 44 = 100 gam, \u0111\u00fang b\u1eb1ng kh\u1ed1i l\u01b0\u1ee3ng ban \u0111\u1ea7u.<\/li>\n<\/ul>\n<p><strong>B\u00e0i 5 (tr\u1eafc nghi\u1ec7m).<\/strong> Ph\u1ea3n \u1ee9ng n\u00e0o sau \u0111\u00e2y <em>kh\u00f4ng ph\u1ea3i<\/em> ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y?<br \/>\nA. 2KMnO<sub>4<\/sub> \u2192 K<sub>2<\/sub>MnO<sub>4<\/sub> + MnO<sub>2<\/sub> + O<sub>2<\/sub><br \/>\nB. Cu(OH)<sub>2<\/sub> \u2192 CuO + H<sub>2<\/sub>O<br \/>\nC. CaO + H<sub>2<\/sub>O \u2192 Ca(OH)<sub>2<\/sub><br \/>\nD. 2H<sub>2<\/sub>O<sub>2<\/sub> \u2192 2H<sub>2<\/sub>O + O<sub>2<\/sub><\/p>\n<p><em>L\u1eddi gi\u1ea3i:<\/em> X\u00e9t v\u1ebf tr\u00e1i c\u1ee7a t\u1eebng ph\u01b0\u01a1ng tr\u00ecnh. A, B, D \u0111\u1ec1u ch\u1ec9 c\u00f3 m\u1ed9t ch\u1ea5t tham gia n\u00ean l\u00e0 ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y. Ri\u00eang C c\u00f3 hai ch\u1ea5t tham gia l\u00e0 CaO v\u00e0 H<sub>2<\/sub>O t\u1ea1o ra m\u1ed9t s\u1ea3n ph\u1ea9m duy nh\u1ea5t, \u0111\u00f3 l\u00e0 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p. <strong>\u0110\u00e1p \u00e1n: C.<\/strong><\/p>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<h3>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 g\u00ec?<\/h3>\n<p>L\u00e0 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc trong \u0111\u00f3 t\u1eeb m\u1ed9t ch\u1ea5t ban \u0111\u1ea7u t\u1ea1o th\u00e0nh hai hay nhi\u1ec1u ch\u1ea5t m\u1edbi, d\u1ea1ng t\u1ed5ng qu\u00e1t A \u2192 B + C.<\/p>\n<h3>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y c\u1ea7n \u0111i\u1ec1u ki\u1ec7n g\u00ec \u0111\u1ec3 x\u1ea3y ra?<\/h3>\n<p>Th\u01b0\u1eddng c\u1ea7n cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng d\u01b0\u1edbi d\u1ea1ng nhi\u1ec7t \u0111\u1ed9 (nhi\u1ec7t ph\u00e2n) ho\u1eb7c d\u00f2ng \u0111i\u1ec7n (\u0111i\u1ec7n ph\u00e2n), m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p c\u1ea7n \u00e1nh s\u00e1ng. Ch\u1ea5t x\u00fac t\u00e1c nh\u01b0 MnO<sub>2<\/sub> gi\u00fap ph\u1ea3n \u1ee9ng x\u1ea3y ra nhanh h\u01a1n.<\/p>\n<h3>Cho v\u00ed d\u1ee5 ph\u01b0\u01a1ng tr\u00ecnh ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y \u0111\u00e3 c\u00e2n b\u1eb1ng?<\/h3>\n<p>M\u1ed9t s\u1ed1 v\u00ed d\u1ee5: 2KClO<sub>3<\/sub> \u2192 2KCl + 3O<sub>2<\/sub>; CaCO<sub>3<\/sub> \u2192 CaO + CO<sub>2<\/sub>; 2H<sub>2<\/sub>O<sub>2<\/sub> \u2192 2H<sub>2<\/sub>O + O<sub>2<\/sub>; Cu(OH)<sub>2<\/sub> \u2192 CuO + H<sub>2<\/sub>O.<\/p>\n<h3>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y kh\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p th\u1ebf n\u00e0o?<\/h3>\n<p>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y \u0111i t\u1eeb m\u1ed9t ch\u1ea5t t\u1ea1o ra nhi\u1ec1u ch\u1ea5t, c\u00f2n ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p \u0111i t\u1eeb nhi\u1ec1u ch\u1ea5t t\u1ea1o ra m\u1ed9t ch\u1ea5t. Hai lo\u1ea1i n\u00e0y ng\u01b0\u1ee3c nhau v\u1ec1 chi\u1ec1u bi\u1ebfn \u0111\u1ed5i s\u1ed1 l\u01b0\u1ee3ng ch\u1ea5t.<\/p>\n<h3>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y t\u1ecfa nhi\u1ec7t hay thu nhi\u1ec7t?<\/h3>\n<p>Ph\u1ea7n l\u1edbn l\u00e0 ph\u1ea3n \u1ee9ng thu nhi\u1ec7t, v\u00ec c\u1ea7n n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 ph\u00e1 v\u1ee1 li\u00ean k\u1ebft trong ch\u1ea5t ban \u0111\u1ea7u.<\/p>\n<h3>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y c\u00f3 ph\u1ea3i ph\u1ea3n \u1ee9ng oxi h\u00f3a kh\u1eed kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady. Ph\u1ea3n \u1ee9ng 2KClO<sub>3<\/sub> \u2192 2KCl + 3O<sub>2<\/sub> v\u1eeba l\u00e0 ph\u00e2n h\u1ee7y v\u1eeba l\u00e0 oxi h\u00f3a kh\u1eed, c\u00f2n CaCO<sub>3<\/sub> \u2192 CaO + CO<sub>2<\/sub> l\u00e0 ph\u00e2n h\u1ee7y nh\u01b0ng kh\u00f4ng ph\u1ea3i oxi h\u00f3a kh\u1eed v\u00ec s\u1ed1 oxi h\u00f3a c\u00e1c nguy\u00ean t\u1ed1 kh\u00f4ng \u0111\u1ed5i.<br \/>\n<script type=\"application\/ld+json\">\n{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 g\u00ec?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"L\u00e0 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc trong \u0111\u00f3 t\u1eeb m\u1ed9t ch\u1ea5t ban \u0111\u1ea7u t\u1ea1o th\u00e0nh hai hay nhi\u1ec1u ch\u1ea5t m\u1edbi, d\u1ea1ng t\u1ed5ng qu\u00e1t A \u2192 B + C.\"}},{\"@type\":\"Question\",\"name\":\"Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y c\u1ea7n \u0111i\u1ec1u ki\u1ec7n g\u00ec \u0111\u1ec3 x\u1ea3y ra?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Th\u01b0\u1eddng c\u1ea7n cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng d\u01b0\u1edbi d\u1ea1ng nhi\u1ec7t \u0111\u1ed9 (nhi\u1ec7t ph\u00e2n) ho\u1eb7c d\u00f2ng \u0111i\u1ec7n (\u0111i\u1ec7n ph\u00e2n), m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p c\u1ea7n \u00e1nh s\u00e1ng. Ch\u1ea5t x\u00fac t\u00e1c nh\u01b0 MnO2 gi\u00fap ph\u1ea3n \u1ee9ng x\u1ea3y ra nhanh h\u01a1n.\"}},{\"@type\":\"Question\",\"name\":\"Cho v\u00ed d\u1ee5 ph\u01b0\u01a1ng tr\u00ecnh ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y \u0111\u00e3 c\u00e2n b\u1eb1ng?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"M\u1ed9t s\u1ed1 v\u00ed d\u1ee5: 2KClO3 \u2192 2KCl + 3O2; CaCO3 \u2192 CaO + CO2; 2H2O2 \u2192 2H2O + O2; Cu(OH)2 \u2192 CuO + H2O.\"}},{\"@type\":\"Question\",\"name\":\"Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y kh\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p th\u1ebf n\u00e0o?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y \u0111i t\u1eeb m\u1ed9t ch\u1ea5t t\u1ea1o ra nhi\u1ec1u ch\u1ea5t, c\u00f2n ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p \u0111i t\u1eeb nhi\u1ec1u ch\u1ea5t t\u1ea1o ra m\u1ed9t ch\u1ea5t. Hai lo\u1ea1i n\u00e0y ng\u01b0\u1ee3c nhau v\u1ec1 chi\u1ec1u bi\u1ebfn \u0111\u1ed5i s\u1ed1 l\u01b0\u1ee3ng ch\u1ea5t.\"}},{\"@type\":\"Question\",\"name\":\"Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y t\u1ecfa nhi\u1ec7t hay thu nhi\u1ec7t?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ph\u1ea7n l\u1edbn l\u00e0 ph\u1ea3n \u1ee9ng thu nhi\u1ec7t, v\u00ec c\u1ea7n n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 ph\u00e1 v\u1ee1 li\u00ean k\u1ebft trong ch\u1ea5t ban \u0111\u1ea7u.\"}},{\"@type\":\"Question\",\"name\":\"Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y c\u00f3 ph\u1ea3i ph\u1ea3n \u1ee9ng oxi h\u00f3a kh\u1eed kh\u00f4ng?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady. Ph\u1ea3n \u1ee9ng 2KClO3 \u2192 2KCl + 3O2 v\u1eeba l\u00e0 ph\u00e2n h\u1ee7y v\u1eeba l\u00e0 oxi h\u00f3a kh\u1eed, c\u00f2n CaCO3 \u2192 CaO + CO2 l\u00e0 ph\u00e2n h\u1ee7y nh\u01b0ng kh\u00f4ng ph\u1ea3i oxi h\u00f3a kh\u1eed v\u00ec s\u1ed1 oxi h\u00f3a c\u00e1c nguy\u00ean t\u1ed1 kh\u00f4ng \u0111\u1ed5i.\"}}]}\n<\/script><\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>T\u00f3m l\u1ea1i, <strong>ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 ph\u1ea3n \u1ee9ng t\u1eeb m\u1ed9t ch\u1ea5t ban \u0111\u1ea7u t\u1ea1o ra hai hay nhi\u1ec1u ch\u1ea5t m\u1edbi theo d\u1ea1ng A \u2192 B + C, ph\u1ea7n l\u1edbn l\u00e0 ph\u1ea3n \u1ee9ng thu nhi\u1ec7t v\u00e0 ng\u01b0\u1ee3c chi\u1ec1u v\u1edbi ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p<\/strong>. Ch\u1ec9 c\u1ea7n \u0111\u1ebfm s\u1ed1 ch\u1ea5t \u1edf v\u1ebf tr\u00e1i l\u00e0 b\u1ea1n ph\u00e2n lo\u1ea1i \u0111\u01b0\u1ee3c ngay. H\u00e3y ghi nh\u1edb c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh m\u1eabu nh\u01b0 nhi\u1ec7t ph\u00e2n KClO<sub>3<\/sub>, nung CaCO<sub>3<\/sub> c\u00f9ng c\u00e1ch c\u00e2n b\u1eb1ng \u0111\u1ec3 l\u00e0m t\u1ed1t c\u00e1c b\u00e0i t\u1eadp t\u00ednh theo ph\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc.<\/p>\n<p>Xem th\u00eam:<\/p>\n<p><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/phan-ung-hoa-hop-la-gi\/\">Ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p l\u00e0 g\u00ec? \u0110\u1ecbnh ngh\u0129a, v\u00ed d\u1ee5 v\u00e0 b\u00e0i t\u1eadp c\u00f3 l\u1eddi gi\u1ea3i<\/a><\/p>\n<p><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/nguyen-tu-la-gi\/\">Nguy\u00ean t\u1eed l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o, kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 b\u00e0i t\u1eadp c\u00f3 \u0111\u00e1p \u00e1n<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc trong \u0111\u00f3 t\u1eeb m\u1ed9t ch\u1ea5t ban \u0111\u1ea7u t\u1ea1o th\u00e0nh hai hay nhi\u1ec1u ch\u1ea5t m\u1edbi. D\u1ea1ng t\u1ed5ng qu\u00e1t c\u1ee7a n\u00f3 l\u00e0 A \u2192 B + C, t\u1ee9c l\u00e0 ch\u1ea5t tham gia ch\u1ec9 c\u00f3 m\u1ed9t c\u00f2n s\u1ea3n ph\u1ea9m c\u00f3 t\u1eeb hai ch\u1ea5t tr\u1edf l\u00ean. \u0110\u00e2y l\u00e0 lo\u1ea1i ph\u1ea3n [&hellip;]<\/p>\n","protected":false},"author":102,"featured_media":571700,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y","_yoast_wpseo_title":"Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 g\u00ec? V\u00ed d\u1ee5 v\u00e0 ph\u00e2n bi\u1ec7t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p","_yoast_wpseo_metadesc":"Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 g\u00ec? \u0110\u1ecbnh ngh\u0129a A \u2192 B + C, \u0111i\u1ec1u ki\u1ec7n, v\u00ed d\u1ee5 ph\u01b0\u01a1ng tr\u00ecnh \u0111\u00e3 c\u00e2n b\u1eb1ng, ph\u00e2n bi\u1ec7t v\u1edbi ph\u1ea3n \u1ee9ng h\u00f3a h\u1ee3p v\u00e0 b\u00e0i t\u1eadp c\u00f3 l\u1eddi gi\u1ea3i.","footnotes":""},"categories":[3910,30453],"tags":[],"class_list":["post-571675","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kham-pha","category-kien-thuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y l\u00e0 g\u00ec? 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