{"id":2539,"date":"2025-06-27T15:24:36","date_gmt":"2025-06-27T09:54:36","guid":{"rendered":"https:\/\/texpertssolutions.com\/notes\/?p=2539"},"modified":"2025-06-29T16:44:52","modified_gmt":"2025-06-29T11:14:52","slug":"iodine-i","status":"publish","type":"post","link":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iodine-i\/","title":{"rendered":"Iodine (I)"},"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>: Iodine<\/li>\n\n\n\n<li><strong>Discovered By<\/strong>: Bernard Courtois<\/li>\n\n\n\n<li><strong>Year of Discovery<\/strong>: 1811<\/li>\n\n\n\n<li><strong>Category<\/strong>: Halogen<\/li>\n\n\n\n<li><strong>Group<\/strong>: 17 (Halogens)<\/li>\n\n\n\n<li><strong>State at Room Temperature<\/strong>: Solid (shiny, dark-gray with a purple vapor) \ud83d\udfea<\/li>\n<\/ul>\n\n\n\n<p>Iodine is a <strong>non-metal<\/strong> that turns into a <strong>vibrant violet gas<\/strong> when heated \u2014 it\u2019s known for both its color and its importance to our bodies.<\/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>: I<\/li>\n\n\n\n<li><strong>Atomic Number<\/strong>: 53<\/li>\n\n\n\n<li><strong>Atomic Mass<\/strong>: ~126.90 u<\/li>\n\n\n\n<li><strong>Valency<\/strong>: Usually \u22121<\/li>\n\n\n\n<li><strong>Electronic Configuration<\/strong>: [Kr] 4d\u00b9\u2070 5s\u00b2 5p\u2075<\/li>\n<\/ul>\n\n\n\n<p>Iodine is <strong>highly reactive<\/strong> and forms compounds easily, especially <strong>iodides<\/strong> with metals.<\/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>Iodine is an essential element for life \u2014 especially for the <strong>thyroid gland<\/strong>, which controls metabolism. A small amount is added to salt in the form of <strong>iodized salt<\/strong>.<\/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>Iodine <strong>sublimates<\/strong>, which means it turns from solid to gas without becoming liquid. \u2601\ufe0f<\/li>\n\n\n\n<li>The purple gas of iodine is very recognizable and used in chemistry demonstrations. \ud83d\udfe3<\/li>\n\n\n\n<li>Lack of iodine in diet can cause a health condition called <strong>goiter<\/strong>. \ud83e\uddc2<\/li>\n\n\n\n<li>It\u2019s named from the Greek word <em>\u201ciodes\u201d<\/em> meaning <strong>violet or purple<\/strong>.<\/li>\n\n\n\n<li>Iodine is one of the few <strong>non-metals that&#8217;s solid at room temperature<\/strong>.<\/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>Medical Disinfectants<\/strong>: Used in antiseptics to clean wounds (e.g., iodine tincture). \ud83e\uddfc\ud83e\ude79<\/li>\n\n\n\n<li><strong>Dietary Supplement<\/strong>: Added to <strong>table salt<\/strong> to prevent iodine deficiency. \ud83e\uddc2<\/li>\n\n\n\n<li><strong>Photography<\/strong>: Used in the production of old-style film and printing. \ud83d\udcf8<\/li>\n\n\n\n<li><strong>Chemistry<\/strong>: Important in chemical reactions and as an indicator in labs. \ud83e\uddea<\/li>\n\n\n\n<li><strong>Thyroid Health<\/strong>: Used in <strong>radioactive iodine treatments<\/strong> for thyroid diseases.<\/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>Iodine is a <strong>colorful and essential element<\/strong> that keeps us healthy and is also useful in science and medicine. For students, iodine shows how even small elements can play <strong>a big role in both health and chemistry!<\/strong> \ud83d\udd2c\ud83d\udc9c<\/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 Iodine is a non-metal that turns into a vibrant violet gas when heated &hellip; <a title=\"Iodine (I)\" class=\"hm-read-more\" href=\"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iodine-i\/\"><span class=\"screen-reader-text\">Iodine (I)<\/span>Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":2726,"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-2539","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\/85.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\/2539","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=2539"}],"version-history":[{"count":1,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2539\/revisions"}],"predecessor-version":[{"id":2550,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2539\/revisions\/2550"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media\/2726"}],"wp:attachment":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media?parent=2539"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/categories?post=2539"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/tags?post=2539"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}