{"id":2522,"date":"2025-06-27T15:12:13","date_gmt":"2025-06-27T09:42:13","guid":{"rendered":"https:\/\/texpertssolutions.com\/notes\/?p=2522"},"modified":"2025-06-29T16:44:52","modified_gmt":"2025-06-29T11:14:52","slug":"cadmium-cd","status":"publish","type":"post","link":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/cadmium-cd\/","title":{"rendered":"Cadmium (Cd)"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\ud83d\udd39 Basic Information<\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Element Name<\/strong>: Cadmium<\/li>\n\n\n\n<li><strong>Discovered By<\/strong>: Friedrich Stromeyer<\/li>\n\n\n\n<li><strong>Year of Discovery<\/strong>: 1817<\/li>\n\n\n\n<li><strong>Category<\/strong>: Transition Metal<\/li>\n\n\n\n<li><strong>Group<\/strong>: 12<\/li>\n\n\n\n<li><strong>State at Room Temperature<\/strong>: Solid (soft, bluish-white metal) \u2699\ufe0f<\/li>\n<\/ul>\n\n\n\n<p>Cadmium is a <strong>soft metal<\/strong> often found as a byproduct when mining zinc, lead, or copper.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd38 Chemical Properties<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Chemical Symbol<\/strong>: Cd<\/li>\n\n\n\n<li><strong>Atomic Number<\/strong>: 48<\/li>\n\n\n\n<li><strong>Atomic Mass<\/strong>: ~112.41 u<\/li>\n\n\n\n<li><strong>Valency<\/strong>: +2<\/li>\n\n\n\n<li><strong>Electronic Configuration<\/strong>: [Kr] 4d\u00b9\u2070 5s\u00b2<\/li>\n<\/ul>\n\n\n\n<p>Cadmium is chemically similar to zinc and mercury and is quite reactive with acids.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udcd8 Basic Things to Know<\/h2>\n\n\n\n<p>Cadmium is <strong>toxic<\/strong>, meaning it can be harmful to humans and the environment, so it must be handled carefully. It\u2019s mainly used in rechargeable batteries and pigments.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83e\udd14 Interesting Facts<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cadmium is used in <strong>nickel-cadmium (NiCd) batteries<\/strong>, which were once common in rechargeable devices. \ud83d\udd0b<\/li>\n\n\n\n<li>It\u2019s used to produce <strong>bright yellow, orange, and red pigments<\/strong> for plastics and paints. \ud83c\udfa8<\/li>\n\n\n\n<li>Despite its usefulness, cadmium exposure can cause serious health problems, including kidney damage. \u26a0\ufe0f<\/li>\n\n\n\n<li>Cadmium is a byproduct of mining and is often recycled to reduce environmental risks. \u267b\ufe0f<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd27 Common Uses<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Rechargeable Batteries<\/strong>: Used in <strong>NiCd batteries<\/strong> for electronics and power tools. \ud83d\udd0b<\/li>\n\n\n\n<li><strong>Pigments<\/strong>: Produces bright colors for <strong>plastics, paints, and ceramics<\/strong>. \ud83c\udfa8<\/li>\n\n\n\n<li><strong>Coatings<\/strong>: Used to protect metals from corrosion in some industrial applications. \ud83c\udfed<\/li>\n\n\n\n<li><strong>Solar Cells<\/strong>: Used in some types of thin-film solar panels. \u2600\ufe0f<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udcda Conclusion<\/h2>\n\n\n\n<p>Cadmium is a <strong>useful but toxic metal<\/strong> that plays a role in batteries and pigments. It\u2019s important to use and recycle it safely to protect health and the environment. For students, cadmium teaches how some elements can be helpful but also require care and responsibility! \ud83d\udd2c\u26a0\ufe0f<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udd39 Basic Information Cadmium is a soft metal often found as a byproduct when mining zinc, &hellip; <a title=\"Cadmium (Cd)\" class=\"hm-read-more\" href=\"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/cadmium-cd\/\"><span class=\"screen-reader-text\">Cadmium (Cd)<\/span>Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":2712,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[672],"tags":[656,652,653,661,647,643,648,670,666,664,662,650,651,645,660,663,655,646,657,659,658,665,642,644,668,669,667,649,671,654],"class_list":["post-2522","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-periodic-table-for-students","tag-actinides","tag-alkali-metals","tag-alkaline-earth-metals","tag-atomic-mass","tag-atomic-number","tag-chemical-elements","tag-chemical-symbols","tag-chemistry-basics","tag-chemistry-study-guide","tag-electron-configuration","tag-electronegativity","tag-element-groups","tag-element-periods","tag-element-properties","tag-halogens","tag-ionization-energy","tag-lanthanides","tag-mendeleev-periodic-table","tag-metalloids","tag-noble-gases","tag-nonmetals","tag-oxidation-states","tag-periodic-table","tag-periodic-table-elements","tag-periodic-table-explained","tag-periodic-table-facts","tag-periodic-table-for-students","tag-periodic-trends","tag-science-education","tag-transition-metals"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/texpertssolutions.com\/notes\/wp-content\/uploads\/2025\/06\/71.png?fit=1280%2C720&ssl=1","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2522","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/comments?post=2522"}],"version-history":[{"count":1,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2522\/revisions"}],"predecessor-version":[{"id":2536,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2522\/revisions\/2536"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media\/2712"}],"wp:attachment":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media?parent=2522"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/categories?post=2522"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/tags?post=2522"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}