{"id":2572,"date":"2025-06-27T16:11:58","date_gmt":"2025-06-27T10:41:58","guid":{"rendered":"https:\/\/texpertssolutions.com\/notes\/?p=2572"},"modified":"2025-06-29T16:44:51","modified_gmt":"2025-06-29T11:14:51","slug":"rhenium-re","status":"publish","type":"post","link":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/rhenium-re\/","title":{"rendered":"Rhenium (Re)"},"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>: Rhenium<\/li>\n\n\n\n<li><strong>Discovered By<\/strong>: Walter Noddack, Ida Tacke, and Otto Berg<\/li>\n\n\n\n<li><strong>Year of Discovery<\/strong>: 1925<\/li>\n\n\n\n<li><strong>Category<\/strong>: Transition Metal<\/li>\n\n\n\n<li><strong>Group<\/strong>: 7<\/li>\n\n\n\n<li><strong>State at Room Temperature<\/strong>: Solid (silvery-white metal) \u2699\ufe0f<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Rhenium is one of the <strong>rarest metals<\/strong> and is prized for its <strong>high melting point and strength<\/strong>.<\/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>: Re<\/li>\n\n\n\n<li><strong>Atomic Number<\/strong>: 75<\/li>\n\n\n\n<li><strong>Atomic Mass<\/strong>: ~186.21 u<\/li>\n\n\n\n<li><strong>Valency<\/strong>: +7, +6, +4, +2<\/li>\n\n\n\n<li><strong>Electronic Configuration<\/strong>: [Xe] 4f\u00b9\u2074 5d\u2075 6s\u00b2<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Rhenium is very resistant to heat and corrosion, making it ideal for tough environments.<\/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 class=\"wp-block-paragraph\">Rhenium has one of the highest melting points of all elements (around 3186\u00b0C) and is super strong, so it\u2019s used in engines and electrical contacts.<\/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>Rhenium is <strong>one of the rarest elements in Earth&#8217;s crust<\/strong>.<\/li>\n\n\n\n<li>It has the <strong>third highest melting point<\/strong> after tungsten and carbon! \ud83d\udd25<\/li>\n\n\n\n<li>Used in <strong>jet engine parts<\/strong> because it withstands extreme heat. \u2708\ufe0f<\/li>\n\n\n\n<li>Rhenium catalysts help in refining petroleum into gasoline. \u26fd<\/li>\n\n\n\n<li>It\u2019s also used in <strong>filaments for mass spectrometers<\/strong> and other scientific instruments. \ud83d\udd2c<\/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>Jet Engines &amp; Turbines<\/strong>: For parts that must handle very high temperatures. \u2708\ufe0f\u2699\ufe0f<\/li>\n\n\n\n<li><strong>Catalysts<\/strong>: Helps in petroleum refining and chemical reactions. \ud83d\udee2\ufe0f\ud83e\uddea<\/li>\n\n\n\n<li><strong>Electrical Contacts &amp; Filaments<\/strong>: In devices that need durability and heat resistance. \u26a1<\/li>\n\n\n\n<li><strong>Thermocouples<\/strong>: Sensors that measure temperature in very hot environments. \ud83c\udf21\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 class=\"wp-block-paragraph\">Rhenium is a <strong>rare and incredibly heat-resistant metal<\/strong> that powers modern aviation and industry. For students, it shows how some elements are key to pushing technology to extreme limits! \ud83d\ude80\ud83d\udd25<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udd39 Basic Information Rhenium is one of the rarest metals and is prized for its high melting point and strength. \ud83d\udd38 Chemical Properties Rhenium is very resistant to heat and corrosion, making it ideal for tough environments. \ud83d\udcd8 Basic Things to Know Rhenium has one of the highest melting points of all elements (around 3186\u00b0C)&#8230;<\/p>\n","protected":false},"author":1,"featured_media":2692,"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-2572","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":[],"aioseo_head":"\n\t\t<!-- 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