{"id":16401,"date":"2021-11-27T20:32:44","date_gmt":"2021-11-27T13:32:44","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=16401"},"modified":"2021-11-27T20:32:45","modified_gmt":"2021-11-27T13:32:45","slug":"vang-trang-la-gi","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/vang-trang-la-gi\/","title":{"rendered":"V\u00e0ng tr\u1eafng l\u00e0 g\u00ec?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 12 &#8211; Arkady Leokum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u01b0\u1eddng \u0111\u01b0\u1ee3c ngh\u0129 l\u00e0 t\u00ean thay th\u1ebf c\u1ee7a platinum (b\u1ea1ch kim), v\u00e0ng tr\u1eafng l\u00e0 m\u1ed9t h\u1ed7n h\u1ee3p c\u1ee7a v\u00e0ng nguy\u00ean ch\u1ea5t v\u00e0 m\u1ed9t kim lo\u1ea1i gi\u1ed1ng b\u1ea1c t\u00ean palladium (m\u1eb7c d\u00f9 \u0111\u00f4i khi b\u1ea1c th\u1eadt c\u0169ng \u0111\u01b0\u1ee3c pha trong v\u00e0ng tr\u1eafng lo\u1ea1i r\u1ebb h\u01a1n). Trong khi s\u1ea3n ph\u1ea9m n\u00e0y th\u01b0\u1eddng r\u1ebb h\u01a1n c\u1ea3 platinum v\u00e0 v\u00e0ng nguy\u00ean ch\u1ea5t, n\u00f3 tr\u00f4ng c\u00f3 v\u1ebb kh\u00e1 m\u1edd, cho n\u00ean c\u00e1c th\u1ee3 kim ho\u00e0n th\u01b0\u1eddng b\u1ecdc n\u00f3 b\u1eb1ng m\u1ed9t kim lo\u1ea1i c\u00f3 \u00e1nh kim s\u00e1ng h\u01a1n l\u00e0 rhodium. L\u1edbp b\u1ecdc n\u00e0y c\u00f3 th\u1ec3 b\u1ecb m\u00f2n \u0111i sau m\u1ed9t v\u00e0i n\u0103m, \u0111\u1ec3 l\u1ed9 ra ch\u1ea5t v\u00e0ng tr\u1eafng k\u00e9m tinh x\u1ea3o h\u01a1n \u1edf b\u00ean d\u01b0\u1edbi. T\u00f3m l\u1ea1i, \u0111\u1ed1i v\u1edbi nh\u1eefng ai mu\u1ed1n c\u00f3 m\u1ed9t chi\u1ebfc nh\u1eabn s\u00e1ng r\u1ef1c r\u1ee1 trong nhi\u1ec1u n\u0103m, s\u1ebd kh\u00f4ng c\u00f3 m\u1ed9t ch\u1ea5t n\u00e0o thay th\u1ebf \u0111\u01b0\u1ee3c platinum nguy\u00ean ch\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 12 &#8211; Arkady Leokum Th\u01b0\u1eddng \u0111\u01b0\u1ee3c ngh\u0129 l\u00e0 t\u00ean thay th\u1ebf c\u1ee7a platinum (b\u1ea1ch kim), v\u00e0ng tr\u1eafng l\u00e0 m\u1ed9t h\u1ed7n h\u1ee3p c\u1ee7a v\u00e0ng nguy\u00ean ch\u1ea5t v\u00e0 m\u1ed9t kim lo\u1ea1i gi\u1ed1ng b\u1ea1c t\u00ean palladium (m\u1eb7c d\u00f9 \u0111\u00f4i khi b\u1ea1c th\u1eadt c\u0169ng \u0111\u01b0\u1ee3c pha trong [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-16401","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=16401"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16401\/revisions"}],"predecessor-version":[{"id":16402,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16401\/revisions\/16402"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=16401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=16401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=16401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}