{"id":336599,"date":"2025-05-14T16:06:31","date_gmt":"2025-05-14T10:36:31","guid":{"rendered":"https:\/\/forumias.com\/blog\/?p=336599"},"modified":"2025-05-19T11:44:18","modified_gmt":"2025-05-19T06:14:18","slug":"germanium-ge","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/germanium-ge\/","title":{"rendered":"Germanium (Ge)"},"content":{"rendered":"<p style=\"text-align: justify;\"><strong>News<\/strong>: India has formally raised concerns with China regarding export restrictions on <em data-start=\"97\" data-end=\"108\">germanium<\/em>, a critical mineral essential for manufacturing semiconductors, fiber optic cables, and solar panels. <strong>Germanium (Ge)<\/strong><\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\" wp-image-337278 aligncenter\" src=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/05\/Germanium-Ge.png?resize=541%2C359&#038;ssl=1\" alt=\"Germanium (Ge)\" width=\"541\" height=\"359\" srcset=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/05\/Germanium-Ge.png?resize=300%2C199&amp;ssl=1 300w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/05\/Germanium-Ge.png?resize=1024%2C680&amp;ssl=1 1024w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/05\/Germanium-Ge.png?resize=768%2C510&amp;ssl=1 768w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/05\/Germanium-Ge.png?w=1280&amp;ssl=1 1280w\" sizes=\"auto, (max-width: 541px) 100vw, 541px\" \/><\/p>\n<h2 style=\"text-align: justify;\"><strong>About Germanium (Ge)<\/strong><\/h2>\n<ul style=\"text-align: justify;\">\n<li style=\"text-align: justify;\">Germanium (Ge) is a chemical element classified as a<strong> metalloid and appears as a silvery-grey, brittle solid<\/strong>.<\/li>\n<li>This element lies between silicon and tin in <strong>Group 14\u00a0<\/strong>(IVa) of the periodic table.<\/li>\n<li>It has the chemical\u00a0<strong>symbol Ge\u00a0<\/strong>and the\u00a0<strong>atomic number 32.<\/strong><\/li>\n<li style=\"text-align: justify;\">Germanium was discovered in 1886 by <strong>German chemist Clemens <\/strong>but was predicted earlier in 1871 by Russian chemist Dmitry Mendeleyev, who named the unknown element &#8220;ekasilicon.&#8221;<\/li>\n<\/ul>\n<h2><strong>Key Properties\u00a0<\/strong><\/h2>\n<ul style=\"text-align: justify;\">\n<li style=\"text-align: justify;\">Germanium exhibits properties that are intermediate<strong> between those of metals and nonmetals. <\/strong><\/li>\n<li style=\"text-align: justify;\">It has a <strong>melting point of approximately 1,100\u00b0C (2,000\u00b0F)<\/strong> and <strong>a diamond-like crystal structure. <\/strong>The element is brittle rather than ductile.<\/li>\n<li style=\"text-align: justify;\">It remains <strong>stable in air at room temperature<\/strong> but oxidises at <strong>temperatures between 600\u00b0C and 700\u00b0C. <\/strong><\/li>\n<li style=\"text-align: justify;\">Germanium <strong>reacts readily with halogens to form tetrahalides<\/strong> and is <strong>attacked by concentrated nitric acid, sulfuric acid, and aqua regia. <\/strong><\/li>\n<li style=\"text-align: justify;\">They <strong>dissolve rapidly in molten sodium hydroxide or potassium hydroxide to form germanates. <\/strong><\/li>\n<li style=\"text-align: justify;\">Germanium is <strong>a relatively scarce element<\/strong>, with an abundance of about 1.5 parts per million in the Earth&#8217;s crust.\n<ul style=\"text-align: justify;\">\n<li style=\"text-align: justify;\">It is found in several rare minerals, including<strong> argyrodite (from which it was first isolated), germanite, renierite, and canfieldite.<\/strong> Among these, <strong>only germanite and renierite are used commercially.\u00a0<\/strong><\/li>\n<li style=\"text-align: justify;\">Trace amounts of germanium are found in<strong> zinc ores, sulfidic copper and arsenic ores, and in coal<\/strong>, likely due to accumulation by Carboniferous-period plants.<\/li>\n<li style=\"text-align: justify;\">Some modern plants also concentrate germanium. Commercially, germanium is extracted from zinc-processing by-products and from the ash and flue dust of coal-burning facilities.<\/li>\n<\/ul>\n<\/li>\n<li style=\"text-align: justify;\"><strong>Major Producers: <\/strong>China is the leading global producer of germanium, accounting for approximately 60% of total output. The rest of the production is primarily contributed by countries such as Canada, Finland, Russia, and the United States.\n<ul style=\"text-align: justify;\">\n<li>India is 100% dependent on germanium import.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Use in Electronics and Semiconductors:<\/strong>\n<ul style=\"text-align: justify;\">\n<li style=\"text-align: justify;\">It is essential in the manufacture of transistors, rectifiers, and photocells.<\/li>\n<li style=\"text-align: justify;\">Beyond electronics, germanium is used in alloys and as a phosphor in fluorescent lamps.<\/li>\n<li style=\"text-align: justify;\">Its transparency to infrared radiation makes it suitable for windows and lenses in infrared detection equipment.<\/li>\n<li style=\"text-align: justify;\">Due to its high refractive index, germanium dioxide is used in the manufacture of wide-angle camera lenses and microscope objectives.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>News: India has formally raised concerns with China regarding export restrictions on germanium, a critical mineral essential for manufacturing semiconductors, fiber optic cables, and solar panels. Germanium (Ge) About Germanium (Ge) Germanium (Ge) is a chemical element classified as a metalloid and appears as a silvery-grey, brittle solid. This element lies between silicon and tin&hellip; <a class=\"more-link\" href=\"https:\/\/forumias.com\/blog\/germanium-ge\/\">Continue reading <span class=\"screen-reader-text\">Germanium (Ge)<\/span><\/a><\/p>\n","protected":false},"author":10366,"featured_media":337278,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[1566,1738,12039],"tags":[11872,10498],"class_list":["post-336599","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-daily-factly-articles","category-science-and-technology-daily-factly-articles","category-knolls","tag-9pm-daily-factly","tag-the-hindu","entry"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/05\/Germanium-Ge.png?fit=1280%2C850&ssl=1","views":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/336599","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/users\/10366"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/comments?post=336599"}],"version-history":[{"count":0,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/336599\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media\/337278"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media?parent=336599"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/categories?post=336599"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/tags?post=336599"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}