{"id":26091,"date":"2025-07-11T09:35:21","date_gmt":"2025-07-11T02:35:21","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=26091"},"modified":"2025-07-11T11:05:58","modified_gmt":"2025-07-11T04:05:58","slug":"nguyen-to-hoa-hoc-la-gi-tong-quan-ve-nguyen-to-hoa-hoc-ban-can-nho","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/nguyen-to-hoa-hoc-la-gi-tong-quan-ve-nguyen-to-hoa-hoc-ban-can-nho\/","title":{"rendered":"Nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc l\u00e0 g\u00ec? T\u1ed5ng quan v\u1ec1 nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc b\u1ea1n c\u1ea7n nh\u1edb"},"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\/nguyen-to-hoa-hoc-la-gi-tong-quan-ve-nguyen-to-hoa-hoc-ban-can-nho\/#Khai_niem_ve_yeu_to_hoa_hoc_la_gi\" >Kh\u00e1i ni\u1ec7m v\u1ec1 y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ckconitsha.com\/vn\/nguyen-to-hoa-hoc-la-gi-tong-quan-ve-nguyen-to-hoa-hoc-ban-can-nho\/#Dac_diem_cua_cac_yeu_to_hoa_hoc\" >\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ckconitsha.com\/vn\/nguyen-to-hoa-hoc-la-gi-tong-quan-ve-nguyen-to-hoa-hoc-ban-can-nho\/#Yeu_to_hoa_hoc_nhu_the_nao\" >Y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/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\/nguyen-to-hoa-hoc-la-gi-tong-quan-ve-nguyen-to-hoa-hoc-ban-can-nho\/#Co_bao_nhieu_yeu_to_hoa_hoc\" >C\u00f3 bao nhi\u00eau y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/nguyen-to-hoa-hoc-la-gi-tong-quan-ve-nguyen-to-hoa-hoc-ban-can-nho\/#Y_nghia_cua_ten_cua_cac_yeu_to_hoa_hoc\" >\u00dd ngh\u0129a c\u1ee7a t\u00ean c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ckconitsha.com\/vn\/nguyen-to-hoa-hoc-la-gi-tong-quan-ve-nguyen-to-hoa-hoc-ban-can-nho\/#Bai_tap_thuc_hanh_yeu_to_hoa_hoc\" >B\u00e0i t\u1eadp th\u1ef1c h\u00e0nh y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>Ki\u1ebfn th\u1ee9c chung c\u01a1 b\u1ea3n v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc r\u1ea5t d\u1ec5 h\u1ecdc, d\u1ec5 nh\u1edb gi\u00fap h\u1ecdc sinh xem x\u00e9t ki\u1ebfn \u200b\u200bth\u1ee9c d\u1ec5 d\u00e0ng. H\u00e3y t\u00ecm hi\u1ec3u v\u1edbi Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef ngay trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y. <\/p>\n<p>                                    <\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Khai_niem_ve_yeu_to_hoa_hoc_la_gi\"><\/span>Kh\u00e1i ni\u1ec7m v\u1ec1 y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">S\u00e1ch gi\u00e1o khoa h\u00f3a h\u1ecdc 8 X\u00e1c \u0111\u1ecbnh r\u1ea5t r\u00f5 r\u00e0ng kh\u00e1i ni\u1ec7m v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc? Theo \u0111\u00f3,<em> C\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c nguy\u00ean t\u1eed t\u01b0\u01a1ng t\u1ef1, v\u1edbi c\u00f9ng s\u1ed1 l\u01b0\u1ee3ng proton trong nh\u00e2n. Do \u0111\u00f3, s\u1ed1 l\u01b0\u1ee3ng proton (P) \u0111\u01b0\u1ee3c coi l\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a m\u1ed9t y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc<\/em>.<\/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\/nguyen-to-hoa-hoc-la-gi-1_(1).jpg\" alt=\"H\u1ecdc chung v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc. (\u1ea2nh: Edcraft.io)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">T\u1ea1i sao c\u00f3 b\u1ea5t k\u1ef3 kh\u00e1i ni\u1ec7m nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc? Trong th\u1ef1c t\u1ebf, ch\u00fang t\u00f4i ch\u1ec9 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c nguy\u00ean t\u1eed c\u1ef1c k\u1ef3 l\u1edbn. V\u00ed d\u1ee5, \u0111\u1ec3 t\u1ea1o ra 1g n\u01b0\u1edbc, ch\u00fang ta c\u1ea7n h\u01a1n 10 lakh t\u1ef7 t\u1ef7 nguy\u00ean t\u1eed oxy v\u00e0 s\u1ed1 l\u01b0\u1ee3ng nguy\u00ean t\u1eed hydro c\u1ea7n g\u1ea5p \u0111\u00f4i s\u1ed1 l\u01b0\u1ee3ng \u0111\u00f3. Do \u0111\u00f3, thay v\u00ec n\u00f3i c\u00e1c nguy\u00ean t\u1eed n\u00e0y, c\u00e1c nguy\u00ean t\u1eed kh\u00e1c ch\u00fang ta s\u1ebd n\u00f3i y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc n\u00e0y, y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc.<\/p>\n<p dir=\"ltr\">C\u00e1c nguy\u00ean t\u1eed c\u1ee7a c\u00f9ng m\u1ed9t nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc c\u00f3 c\u00f9ng t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Dac_diem_cua_cac_yeu_to_hoa_hoc\"><\/span>\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">M\u1ed7i nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc (th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ph\u1ea7n t\u1eed) c\u00f3 m\u1ed9t t\u00ean v\u00e0 k\u00fd hi\u1ec7u ri\u00eang \u0111\u1ec3 ch\u00fang ta d\u1ec5 d\u00e0ng x\u00e1c \u0111\u1ecbnh. T\u00ean ch\u00ednh th\u1ee9c c\u1ee7a y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh b\u1edfi Li\u00ean minh h\u00f3a h\u1ecdc nguy\u00ean ch\u1ea5t v\u00e0 \u1ee9ng d\u1ee5ng qu\u1ed1c t\u1ebf (IUPAC &#8211; Li\u00ean minh h\u00f3a h\u1ecdc c\u01a1 b\u1ea3n v\u00e0 h\u00f3a h\u1ecdc \u1ee9ng d\u1ee5ng qu\u1ed1c t\u1ebf).<\/p>\n<p dir=\"ltr\">Ph\u1ea7n t\u1eed h\u00f3a h\u1ecdc l\u00e0 m\u1ed9t h\u00f3a ch\u1ea5t tinh khi\u1ebft, bao g\u1ed3m m\u1ed9t nguy\u00ean t\u1eed nguy\u00ean t\u1eed, \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t b\u1edfi s\u1ed1 nguy\u00ean t\u1eed bao g\u1ed3m l\u01b0\u1ee3ng proton trong m\u1ed7i nh\u00e2n (wikipedia.org).<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Yeu_to_hoa_hoc_nhu_the_nao\"><\/span>Y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">M\u1ed7i nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng m\u1ed9t ho\u1eb7c hai ch\u1eef c\u00e1i, th\u01b0\u1eddng l\u00e0 m\u1ed9t trong hai ch\u1eef c\u00e1i \u0111\u1ea7u ti\u00ean c\u00f3 t\u00ean LA &#8211; ph\u1ea7n t\u1eed c\u1ee7a ph\u1ea7n t\u1eed bao g\u1ed3m ch\u1eef c\u00e1i \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c vi\u1ebft d\u01b0\u1edbi d\u1ea1ng v\u1ed1n in, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 bi\u1ec3u t\u01b0\u1ee3ng h\u00f3a h\u1ecdc.<\/p>\n<p dir=\"ltr\">Bi\u1ec3u t\u01b0\u1ee3ng h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. V\u00e0 theo quy \u01b0\u1edbc, m\u1ed7i bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a nguy\u00ean t\u1eed nguy\u00ean t\u1ed1 \u0111\u00f3. V\u00ed d\u1ee5, ch\u1ec9 mu\u1ed1n 2 nguy\u00ean t\u1eed nh\u00f4m ho\u1eb7c nhi\u1ec1u h\u01a1n hai ch\u00fang t\u00f4i vi\u1ebft 2 al.<\/p>\n<p dir=\"ltr\">Bi\u1ec3u t\u01b0\u1ee3ng m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 ph\u1ed5 bi\u1ebfn:<\/p>\n<table>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50;text-align: center\">\n<p dir=\"ltr\">Y\u1ebfu t\u1ed1<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50;text-align: center\">\n<p dir=\"ltr\">Bi\u1ec3u t\u01b0\u1ee3ng<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Hidro<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">H<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">\u00d4xy<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">O<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">S\u1eaft<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Fe<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Clo<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Cl<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Nh\u00f4m<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Al<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Kali<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">K<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Canxi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">S\u1ef1 thay \u0111\u1ed5i<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Carbon<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">C<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">K\u1ebdm<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Zn<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Natri<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Na<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">\u0110\u1ed3ng<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Cu<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Nit\u01a1<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">N<\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Co_bao_nhieu_yeu_to_hoa_hoc\"><\/span>C\u00f3 bao nhi\u00eau y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Cho \u0111\u1ebfn nay, khoa h\u1ecdc \u0111\u00e3 bi\u1ebft v\u00e0 ch\u1ee9ng minh r\u1eb1ng c\u00f3 h\u01a1n 110 y\u1ebfu t\u1ed1. Trong \u0111\u00f3, c\u00f3 92 y\u1ebfu t\u1ed1 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong t\u1ef1 nhi\u00ean, bao g\u1ed3m tr\u00ean tr\u00e1i \u0111\u1ea5t, m\u1eb7t tr\u1eddi, m\u1eb7t tr\u0103ng v\u00e0 m\u1ed9t s\u1ed1 ng\u00f4i sao &#8230;, ph\u1ea7n c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p b\u1edfi con ng\u01b0\u1eddi &#8211; c\u00e1c y\u1ebfu t\u1ed1 nh\u00e2n t\u1ea1o (theo 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\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/nguyen-to-hoa-hoc-la-gi-3.jpg\" alt=\"C\u00f3 h\u01a1n 110 y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc. (\u1ea2nh: Shutterstock.com)\" width=\"100%\"><\/p>\n<ul>\n<li dir=\"ltr\">C\u00e1c y\u1ebfu t\u1ed1 t\u1ef1 nhi\u00ean (c\u00e1c y\u1ebfu t\u1ed1 t\u1ea1o n\u00ean c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a v\u1ecf tr\u00e1i \u0111\u1ea5t) n\u1eb1m trong l\u1edbp v\u1ecf tr\u00e1i \u0111\u1ea5t r\u1ea5t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u.<\/li>\n<li dir=\"ltr\">Oxy l\u00e0 y\u1ebfu t\u1ed1 ph\u1ed5 bi\u1ebfn nh\u1ea5t (chi\u1ebfm 49,4%) v\u00e0 ch\u1ec9 c\u00f3 9 y\u1ebfu t\u1ed1 chi\u1ebfm g\u1ea7n 98,6% v\u1ecf c\u1ee7a Tr\u00e1i \u0111\u1ea5t.<\/li>\n<li dir=\"ltr\">Hidro x\u1ebfp th\u1ee9 9 v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng nh\u01b0ng n\u1ebfu \u0111\u01b0\u1ee3c xem x\u00e9t theo s\u1ed1 l\u01b0\u1ee3ng nguy\u00ean t\u1eed, n\u00f3 ch\u1ec9 \u0111\u1ee9ng sau oxy.<\/li>\n<li dir=\"ltr\">Trong s\u1ed1 4 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu nh\u1ea5t cho c\u00e1c sinh v\u1eadt, C, H, O v\u00e0 N, C v\u00e0 N l\u00e0 hai y\u1ebfu t\u1ed1 c\u1ee7a kh\u00e1 \u00edt c\u00e1c y\u1ebfu t\u1ed1 ch\u1ec9 chi\u1ebfm 0,08% v\u00e0 0,03%.<\/li>\n<li dir=\"ltr\">M\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 ph\u1ed5 bi\u1ebfn trong l\u1edbp v\u1ecf tr\u00e1i \u0111\u1ea5t nh\u01b0 oxy (O), silicon (SI), nh\u00f4m (AL) &#8230;<\/li>\n<\/ul>\n<p>Xem th\u00eam: Nguy\u00ean t\u1eed kh\u1ed1i l\u00e0 g\u00ec? T\u00ecm hi\u1ec3u chi ti\u1ebft AZ<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Y_nghia_cua_ten_cua_cac_yeu_to_hoa_hoc\"><\/span>\u00dd ngh\u0129a c\u1ee7a t\u00ean c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">B\u1ea1n \u0111\u00e3 bao gi\u1edd t\u1ef1 h\u1ecfi t\u1ea1i sao y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc n\u00e0y \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u l\u00e0 ch\u1eef c\u00e1i n\u00e0y, y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc kh\u00e1c \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u l\u00e0 m\u1ed9t ch\u1eef c\u00e1i kh\u00e1c v\u00e0 ch\u00fang c\u00f3 ngh\u0129a l\u00e0 g\u00ec? C\u00f3 c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc xu\u1ea5t ph\u00e1t t\u1eeb t\u00ean c\u1ee7a kho\u00e1ng ch\u1ea5t, c\u00f3 nh\u1eefng y\u1ebfu t\u1ed1 \u0111\u1ebfn t\u1eeb t\u00ean c\u1ee7a c\u00e1c ng\u00f4i sao, c\u00f3 nh\u1eefng y\u1ebfu t\u1ed1 c\u00f3 t\u00ean b\u1eaft ngu\u1ed3n t\u1eeb t\u00ean c\u1ee7a c\u00e1c v\u1ecb th\u1ea7n &#8230;<\/p>\n<p dir=\"ltr\">\u00dd ngh\u0129a c\u1ee7a t\u00ean c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p b\u1edfi kh\u1ec9 trong b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<table>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50;text-align: center\">\n<p dir=\"ltr\">T\u00ean nh\u00f3m<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50;text-align: center\">\n<p dir=\"ltr\">Y\u1ebfu t\u1ed1<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50;text-align: center\">\n<p dir=\"ltr\">Ngh\u0129a<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\" rowspan=\"4\">\n<p dir=\"ltr\">B\u1eaft \u0111\u1ea7u t\u1eeb t\u00ean c\u1ee7a kho\u00e1ng ch\u1ea5t<\/p>\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Nh\u00f4m<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Ph\u00e8n<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Canxi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">T\u1ed3n t\u1ea1i trong \u0111\u00e1 v\u00f4i<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">BO<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">T\u1eeb t\u00ean c\u1ee7a m\u1ed9t h\u1ee3p ch\u1ea5t, \u0111\u00f3 l\u00e0 Boras (H\u00e0n Qu\u1ed1c)<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Silicon<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">T\u00ean kho\u00e1ng ch\u1ea5t silic ch\u1ee9a silicon<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\" rowspan=\"6\">\n<p dir=\"ltr\">M\u00e0u s\u1eafc tr\u00ean quang ph\u1ed5<\/p>\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Hidro<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">N\u01b0\u1edbc sinh, n\u01b0\u1edbc \u0111\u01b0\u1ee3c t\u1ea1o ra khi hydro b\u1ecb \u0111\u1ed1t ch\u00e1y<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Indi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Latin &#8220;Ch\u1ec9 s\u1ed1&#8221; &#8211; \u0110\u01b0\u1ee3c ph\u00e1t hi\u1ec7n b\u1edfi Spectrum, quang ph\u1ed5 c\u1ee7a n\u00f3 c\u00f3 m\u00e0u ch\u00e0m (Indi)<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Tali<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Trong ti\u1ebfng Hy L\u1ea1p c\u00f3 ngh\u0129a l\u00e0 &#8220;thallos&#8221; (d\u1ecbch: ch\u01a1i chi\u1ebfm \u01b0u th\u1ebf). T\u00ean n\u00e0y l\u00e0 v\u00ec ph\u1ed5 c\u1ee7a n\u00f3 c\u00f3 m\u1ed9t \u0111\u01b0\u1eddng m\u00e0u xanh l\u00e1 c\u00e2y r\u00f5 r\u00e0ng<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Flo<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Trong ti\u1ebfng Latin l\u00e0 &#8220;ch\u1ea3y&#8221; x\u1ec9 c\u1ee7a qu\u1eb7ng<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Clo<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">C\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb ng\u00f4n ng\u1eef Hy L\u1ea1p c\u00f3 ngh\u0129a l\u00e0 &#8220;chloros&#8221; c\u00f3 ngh\u0129a l\u00e0 m\u00e0u xanh l\u00e1 c\u00e2y. Clo trong x\u0103ng<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Brom<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">S\u1ef1 b\u1ed1c h\u01a1i d\u1ec5 d\u00e0ng c\u00f3 m\u00f9i h\u00f4i<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\" rowspan=\"7\">\n<p dir=\"ltr\">T\u00ean c\u1ee7a c\u00e1c ng\u00f4i sao<\/p>\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Seleni<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">M\u1eb7t tr\u0103ng<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Telu<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Tr\u00e1i \u0111\u1ea5t<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Heli<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">M\u1eb7t tr\u1eddi<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Neptuni<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Neptune<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Uran<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Vua thi\u00ean \u0111\u00e0ng<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Plutoni<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Hades<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Palatia<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">H\u00e0nh tinh Pallas<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\" rowspan=\"3\">\n<p dir=\"ltr\">T\u00ean c\u1ee7a c\u00e1c v\u1ecb th\u1ea7n<\/p>\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Prometi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">PROMETI &#8211; M\u1ed9t v\u1ecb th\u1ea7n Hy L\u1ea1p \u0111\u00e3 \u0111\u00e1nh c\u1eafp thi\u00ean \u0111\u01b0\u1eddng \u0111\u1ec3 ban cho nh\u00e2n lo\u1ea1i<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Titan<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">T\u00ean c\u1ee7a v\u1ecb th\u1ea7n Titanian xu\u1ea5t hi\u1ec7n trong th\u1ea7n tho\u1ea1i Hy L\u1ea1p<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Vanadi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Y\u1ebfu t\u1ed1 l\u1ea5y t\u00ean t\u1eeb t\u00ean c\u1ee7a Th\u1ea7n Vanadis &#8211; V\u1ebb \u0111\u1eb9p m\u00e0 Thi\u00ean Ch\u00faa m\u00e0 Na Uy l\u01b0u h\u00e0nh d\u00e2n gian<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\" rowspan=\"10\">\n<p dir=\"ltr\">Nh\u00e0 khoa h\u1ecdc<\/p>\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">CIRI<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">K\u1ef7 ni\u1ec7m v\u1ee3 ho\u1eb7c ch\u1ed3ng c\u1ee7a c\u00e1c nh\u00e0 khoa h\u1ecdc Marie v\u00e0 Pierre Curie<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Mendelevi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Nh\u00e0 h\u00f3a h\u1ecdc v\u0129 \u0111\u1ea1i c\u1ee7a Nga &#8211; Dmitri Ivanovich Mendeleev<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Nobeli<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Theo t\u00ean Alfred Nobel &#8211; Nh\u00e0 h\u00f3a h\u1ecdc Th\u1ee5y \u0110i\u1ec3n <\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Lawrenci<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">T\u00ean t\u1eeb nh\u00e0 v\u1eadt l\u00fd Ernest Lawrence<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Rutherfordi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">L\u1ea5y t\u00ean t\u1eeb nh\u00e0 v\u1eadt l\u00fd New Zealand &#8211; Ernest Rutherford<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Seaborgi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">L\u1ea5y t\u00ean t\u1eeb nh\u00e0 h\u00f3a h\u1ecdc ng\u01b0\u1eddi M\u1ef9 &#8211; Glenn T. Sea Aporg<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Meitneri<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Nh\u1eadn t\u1eeb nh\u00e0 v\u1eadt l\u00fd \u00dac &#8211; Lise Meitner<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Copernixi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Theo nh\u00e0 khoa h\u1ecdc Nicolaus Copernicus<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Fllerovi<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Georgy Nikolayevich Flyorov<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Oganesson<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Theo c\u00e1i t\u00ean Yuri Tsolakovich Oganessian &#8211; Nh\u00e0 v\u1eadt l\u00fd h\u1ea1t nh\u00e2n Nga <\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\" rowspan=\"4\">\n<p dir=\"ltr\">T\u00ean c\u1ee7a \u0111\u1ea5t n\u01b0\u1edbc<\/p>\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Poloni<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">L\u1ea5y t\u00ean c\u1ee7a qu\u00ea h\u01b0\u01a1ng Marie Curie l\u00e0 Polone &#8211; ng\u01b0\u1eddi \u0111\u00e3 ph\u00e1t hi\u1ec7n ra y\u1ebfu t\u1ed1 n\u00e0y l\u00e0 m\u00f3n qu\u00e0 l\u01b0u ni\u1ec7m.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Franci<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Ph\u00e1p<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Gali<\/p>\n<p dir=\"ltr\">\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">T\u00ean c\u1ee7a l\u1ec5 k\u1ef7 ni\u1ec7m Ph\u00e1p (Gallia &#8211; T\u00ean c\u1ed5 c\u1ee7a Ph\u00e1p)<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Hafni<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">T\u00ean c\u1ee7a th\u1ee7 \u0111\u00f4 \u0110an M\u1ea1ch<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\" rowspan=\"3\">\n<p dir=\"ltr\">C\u00f3 ngh\u0129a l\u00e0 &#8220;\u1ea9n&#8221; &#8211; kh\u00f3 ph\u00e1t hi\u1ec7n<\/p>\n<p dir=\"ltr\">\n<p dir=\"ltr\">\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xenon<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">L\u1ea1, xa l\u1ea1<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Neon<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">M\u1edbi<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Kripton<\/p>\n<\/td>\n<td style=\"border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Tr\u1ed1n<\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_thuc_hanh_yeu_to_hoa_hoc\"><\/span>B\u00e0i t\u1eadp th\u1ef1c h\u00e0nh y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">C\u00e1c b\u00e0i t\u1eadp th\u1ef1c t\u1ebf trong s\u00e1ch gi\u00e1o khoa h\u00f3a h\u1ecdc 8 sau khi h\u1ecdc l\u00fd thuy\u1ebft v\u1ec1 &#8220;c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc&#8221; s\u1ebd gi\u00fap b\u1ea1n xem x\u00e9t v\u00e0 ghi nh\u1edb ki\u1ebfn \u200b\u200bth\u1ee9c 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\/nguyen-to-hoa-hoc-la-gi-5.jpg\" alt=\"B\u00e0i t\u1eadp th\u1ef1c h\u00e0nh \u0111\u1ec3 \u00e1p d\u1ee5ng l\u00fd thuy\u1ebft y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc. (\u1ea2nh: Shutterstock.com)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">B\u00e0i t\u1eadp th\u1ef1c h\u00e0nh Y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc 1: \u0110i\u1ec1n v\u00e0o t\u1eeb th\u00edch h\u1ee3p trong tr\u1ed1ng<\/p>\n<p dir=\"ltr\">1\/ n\u00f3i nh\u1eefng lo\u1ea1i n\u00e0y (1), nh\u1eefng lo\u1ea1i (2), lo\u1ea1i kh\u00e1c, trong h\u00f3a h\u1ecdc h\u00f3a h\u1ecdc (3) h\u00f3a h\u1ecdc n\u00e0y (4) h\u00f3a h\u1ecdc kh\u00e1c.<\/p>\n<p dir=\"ltr\">2\/ c\u00e1c nguy\u00ean t\u1eed c\u00f3 c\u00f9ng (5) trong nh\u00e2n l\u00e0 (6) c\u00f9ng lo\u1ea1i, thu\u1ed9c c\u00f9ng (7) h\u00f3a h\u1ecdc.<\/p>\n<p dir=\"ltr\"><em>\u0110\u1ec1 xu\u1ea5t cho c\u00e2u tr\u1ea3 l\u1eddi:<\/em><\/p>\n<p dir=\"ltr\">\u00dd 1:<\/p>\n<p dir=\"ltr\">(1) Nguy\u00ean t\u1eed<\/p>\n<p dir=\"ltr\">(2) Nguy\u00ean t\u1eed<\/p>\n<p dir=\"ltr\">(3) Y\u1ebfu t\u1ed1<\/p>\n<p dir=\"ltr\">(4) Y\u1ebfu t\u1ed1<\/p>\n<p dir=\"ltr\">\u00dd 2:<\/p>\n<p dir=\"ltr\">(5) S\u1ed1 l\u01b0\u1ee3ng proton<\/p>\n<p dir=\"ltr\">(6) Nguy\u00ean t\u1eed<\/p>\n<p dir=\"ltr\">(7) Y\u1ebfu t\u1ed1<\/p>\n<p dir=\"ltr\">B\u00e0i t\u1eadp 2: Tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi sau<\/p>\n<p dir=\"ltr\">1\/ Y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc l\u00e0 g\u00ec?<\/p>\n<p dir=\"ltr\">2\/ L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 th\u1ef1c hi\u1ec7n ph\u1ea7n t\u1eed? V\u00ed d\u1ee5 minh h\u1ecda<\/p>\n<p dir=\"ltr\"><em>\u0110\u1ec1 xu\u1ea5t cho c\u00e2u tr\u1ea3 l\u1eddi:<\/em><\/p>\n<p dir=\"ltr\">1\/ y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c nguy\u00ean t\u1eed t\u01b0\u01a1ng t\u1ef1, v\u1edbi c\u00f9ng s\u1ed1 l\u01b0\u1ee3ng proton trong nh\u00e2n.<\/p>\n<p dir=\"ltr\">2\/ M\u1ed7i nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng m\u1ed9t ho\u1eb7c hai ch\u1eef c\u00e1i \u0111\u1ea7u ti\u00ean c\u1ee7a t\u00ean Latin nguy\u00ean t\u1ed1 \u0111\u00f3, trong \u0111\u00f3 ch\u1eef c\u00e1i \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c vi\u1ebft hoa, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 bi\u1ec3u t\u01b0\u1ee3ng h\u00f3a h\u1ecdc.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5, ph\u1ea7n t\u1eed h\u00f3a h\u1ecdc hydro bi\u1ec3u th\u1ecb H; C\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc nh\u00f4m l\u00e0 AL, bi\u1ec3u t\u01b0\u1ee3ng nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc s\u1eaft Fe &#8230;<\/p>\n<p dir=\"ltr\">B\u00e0i 3: Tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi<\/p>\n<p dir=\"ltr\">1\/ C\u00e1ch \u0111\u1ec3 vi\u1ebft 3C, 40, 5CA l\u00e0 g\u00ec?<\/p>\n<p dir=\"ltr\">2\/ S\u1eed d\u1ee5ng c\u00e1c ch\u1eef s\u1ed1 v\u00e0 k\u00fd hi\u1ec7u h\u00f3a h\u1ecdc: hai nguy\u00ean t\u1eed nit\u01a1, b\u1ea3y nguy\u00ean t\u1eed s\u1eaft, b\u1ed1n nguy\u00ean t\u1eed nh\u00f4m<\/p>\n<p dir=\"ltr\"><em>\u0110\u1ec1 xu\u1ea5t cho c\u00e2u tr\u1ea3 l\u1eddi:<\/em><\/p>\n<p dir=\"ltr\">1\/ \u00dd ngh\u0129a c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p vi\u1ebft:<\/p>\n<ul>\n<li dir=\"ltr\">3c =&gt; Hai nguy\u00ean t\u1eed carbon<\/li>\n<li dir=\"ltr\">4o =&gt; b\u1ed1n nguy\u00ean t\u1eed oxy<\/li>\n<li dir=\"ltr\">5ca =&gt; n\u0103m nguy\u00ean t\u1eed canxi<\/li>\n<\/ul>\n<p dir=\"ltr\">2\/ Y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc:<\/p>\n<ul>\n<li dir=\"ltr\">Hai nguy\u00ean t\u1eed nit\u01a1 =&gt; 2n<\/li>\n<li dir=\"ltr\">B\u1ea3y nguy\u00ean t\u1eed s\u1eaft =&gt; 7fe<\/li>\n<li dir=\"ltr\">B\u1ed1n nguy\u00ean t\u1eed nh\u00f4m =&gt; 4Al<\/li>\n<\/ul>\n<p dir=\"ltr\">Tr\u00ean \u0111\u00e2y l\u00e0 l\u00fd thuy\u1ebft v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc m\u00e0 kh\u1ec9 \u0111\u00e3 t\u00f3m t\u1eaft. H\u00e3y xem x\u00e9t v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i t\u1eadp \u0111\u1ec3 l\u00e0m ch\u1ee7 th\u00eam ki\u1ebfn \u200b\u200bth\u1ee9c!<\/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>Ki\u1ebfn th\u1ee9c chung c\u01a1 b\u1ea3n v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc r\u1ea5t d\u1ec5 h\u1ecdc, d\u1ec5 nh\u1edb gi\u00fap h\u1ecdc sinh xem x\u00e9t ki\u1ebfn \u200b\u200bth\u1ee9c d\u1ec5 d\u00e0ng. H\u00e3y t\u00ecm hi\u1ec3u v\u1edbi Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef ngay trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y. Kh\u00e1i ni\u1ec7m v\u1ec1 y\u1ebfu t\u1ed1 h\u00f3a h\u1ecdc l\u00e0 g\u00ec? S\u00e1ch gi\u00e1o khoa h\u00f3a&#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-26091","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/26091","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=26091"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/26091\/revisions"}],"predecessor-version":[{"id":26800,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/26091\/revisions\/26800"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=26091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=26091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=26091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}