{"id":2380,"date":"2025-06-27T11:39:23","date_gmt":"2025-06-27T06:09:23","guid":{"rendered":"https:\/\/texpertssolutions.com\/notes\/?p=2380"},"modified":"2025-06-29T16:44:55","modified_gmt":"2025-06-29T11:14:55","slug":"hydrogen-h","status":"publish","type":"post","link":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/hydrogen-h\/","title":{"rendered":"Hydrogen H"},"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>: Hydrogen<\/li>\n\n\n\n<li><strong>Discovered By<\/strong>: Henry Cavendish<\/li>\n\n\n\n<li><strong>Year of Discovery<\/strong>: 1766<\/li>\n\n\n\n<li><strong>Category<\/strong>: Non-metal<\/li>\n\n\n\n<li><strong>Group<\/strong>: 1 (Although it\u2019s unique and sometimes placed separately)<\/li>\n\n\n\n<li><strong>State at Room Temperature<\/strong>: Gas \ud83d\udca8<\/li>\n<\/ul>\n\n\n\n<p>Hydrogen is the <strong>first and lightest element<\/strong> in the periodic table. It plays a key role in chemistry, the universe, and life itself.<\/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>: H<\/li>\n\n\n\n<li><strong>Atomic Number<\/strong>: 1<\/li>\n\n\n\n<li><strong>Atomic Mass<\/strong>: ~1.008 u<\/li>\n\n\n\n<li><strong>Valency<\/strong>: 1<\/li>\n\n\n\n<li><strong>Electronic Configuration<\/strong>: 1s\u00b9<\/li>\n<\/ul>\n\n\n\n<p>Hydrogen has just <strong>one proton and one electron<\/strong>, making it the simplest atom. Despite its simplicity, it forms bonds with many elements and is found in countless compounds, including water (H\u2082O).<\/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>Hydrogen is <strong>odorless, colorless, and tasteless<\/strong>. It is also highly flammable. It makes up about <strong>75% of the universe\u2019s mass<\/strong>, mostly found in stars like the Sun \u2600\ufe0f.<\/p>\n\n\n\n<p>Though it&#8217;s very light, hydrogen is extremely powerful when used as a fuel or energy source. On Earth, it\u2019s usually found in compounds, not as a free gas.<\/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>Hydrogen is the <strong>most abundant element<\/strong> in the universe. \ud83c\udf0c<\/li>\n\n\n\n<li>It was once called <strong>&#8220;inflammable air&#8221;<\/strong> because it catches fire easily.<\/li>\n\n\n\n<li>The Sun and most stars run on <strong>hydrogen fusion<\/strong>, which releases massive energy.<\/li>\n\n\n\n<li>Hydrogen gas was used in early airships like the <strong>Hindenburg<\/strong>, which tragically exploded due to its flammability.<\/li>\n\n\n\n<li>It&#8217;s a major part of water (H\u2082O), essential for all life forms.<\/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>Fuel Cells<\/strong>: Hydrogen is used as a clean fuel in hydrogen-powered vehicles. \ud83d\ude97<\/li>\n\n\n\n<li><strong>Rocket Propellant<\/strong>: Liquid hydrogen is used to launch rockets into space. \ud83d\ude80<\/li>\n\n\n\n<li><strong>Chemical Industry<\/strong>: Used to produce ammonia (NH\u2083) and methanol.<\/li>\n\n\n\n<li><strong>Food Industry<\/strong>: Hydrogenation of oils to make margarine and other products.<\/li>\n\n\n\n<li><strong>Electronics<\/strong>: Used in certain semiconductor processes.<\/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>Hydrogen is a tiny but mighty element. It\u2019s the building block of the universe and a possible key to a cleaner, greener future \ud83c\udf0d. For students, it\u2019s a great starting point to understand atoms, energy, and chemical reactions. For everyone else, it&#8217;s a reminder that even the smallest things can have the biggest impact!<\/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 Hydrogen is the first and lightest element in the periodic table. It plays &hellip; <a title=\"Hydrogen H\" class=\"hm-read-more\" href=\"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/hydrogen-h\/\"><span class=\"screen-reader-text\">Hydrogen H<\/span>Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":2760,"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-2380","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\/1-1.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\/2380","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=2380"}],"version-history":[{"count":2,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2380\/revisions"}],"predecessor-version":[{"id":2820,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2380\/revisions\/2820"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media\/2760"}],"wp:attachment":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media?parent=2380"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/categories?post=2380"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/tags?post=2380"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}