{"id":191946,"date":"2025-02-17T04:04:45","date_gmt":"2025-02-17T04:04:45","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=191946"},"modified":"2025-02-17T04:04:47","modified_gmt":"2025-02-17T04:04:47","slug":"what-is-the-formula-of-cobaltii-nitrate-hexahydrate","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/02\/17\/what-is-the-formula-of-cobaltii-nitrate-hexahydrate\/","title":{"rendered":"What is the formula of cobalt(II) nitrate hexahydrate"},"content":{"rendered":"\n<p>What is the formula of cobalt(II) nitrate hexahydrate?<\/p>\n\n\n\n<p>Co(NO3)2 \u2022 6 H2O<\/p>\n\n\n\n<p>C2NO3 \u2022 6 H2O<\/p>\n\n\n\n<p>[Co2NO3]6(H2O)<\/p>\n\n\n\n<p>[Co(NO3)2]6(H2O)<\/p>\n\n\n\n<p>Cb(NO3)2 \u2022 6 H2O<\/p>\n\n\n\n<p><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-6-color\"><strong>The Correct Answer and Explanation is :<\/strong><\/mark><\/p>\n\n\n\n<p>The correct formula for cobalt(II) nitrate hexahydrate is:<\/p>\n\n\n\n<p><strong>Co(NO3)2 \u2022 6 H2O<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation:<\/h3>\n\n\n\n<p>Cobalt(II) nitrate hexahydrate is a compound consisting of cobalt(II) ions, nitrate ions, and water molecules. Let\u2019s break down its components:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Cobalt(II) Ion (Co\u00b2\u207a):<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The Roman numeral (II) in the name indicates that cobalt has a +2 charge in this compound. Thus, the cobalt ion is Co\u00b2\u207a.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Nitrate Ion (NO3\u207b):<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nitrate is a polyatomic ion with the chemical formula NO\u2083\u207b. Since cobalt is in the +2 oxidation state, it combines with two nitrate ions (each with a -1 charge) to neutralize the overall charge of the compound.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Water Molecules (H\u2082O):<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hexahydrate means that the compound contains six molecules of water (6 H\u2082O) for every formula unit of cobalt(II) nitrate. These water molecules are coordinated to the cobalt ion in the crystal structure, forming a complex hydrate.<\/li>\n<\/ul>\n\n\n\n<p>When written together, the formula <strong>Co(NO3)2 \u2022 6 H2O<\/strong> reflects the stoichiometry of this hydrated salt, where Co represents the cobalt ion, (NO\u2083)\u2082 represents the two nitrate ions, and 6 H\u2082O indicates the six water molecules.<\/p>\n\n\n\n<p>This type of compound is often found in laboratory settings and is used in various chemical applications, including as a catalyst and in the preparation of other cobalt compounds. The hydrated form is typically more stable and easier to handle compared to an anhydrous (without water) version of cobalt(II) nitrate.<\/p>\n\n\n\n<p>Let me create a visual representation of this formula for you.<\/p>\n\n\n\n<p>Here is a visual representation of cobalt(II) nitrate hexahydrate (Co(NO\u2083)\u2082 \u2022 6 H\u2082O). The image depicts the cobalt ion (Co\u00b2\u207a) paired with two nitrate ions (NO\u2083\u207b) and six water molecules (H\u2082O) in the hydrated form. Let me know if you&#8217;d like further explanations or have other questions!<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/learnexams.com\/blog\/wp-content\/uploads\/2025\/02\/image-705.png\" alt=\"\" class=\"wp-image-191947\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>What is the formula of cobalt(II) nitrate hexahydrate? Co(NO3)2 \u2022 6 H2O C2NO3 \u2022 6 H2O [Co2NO3]6(H2O) [Co(NO3)2]6(H2O) Cb(NO3)2 \u2022 6 H2O The Correct Answer and Explanation is : The correct formula for cobalt(II) nitrate hexahydrate is: Co(NO3)2 \u2022 6 H2O Explanation: Cobalt(II) nitrate hexahydrate is a compound consisting of cobalt(II) ions, nitrate ions, and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-191946","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/191946","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=191946"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/191946\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=191946"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=191946"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=191946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}