{"id":181654,"date":"2025-01-11T08:26:38","date_gmt":"2025-01-11T08:26:38","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=181654"},"modified":"2025-01-11T08:26:44","modified_gmt":"2025-01-11T08:26:44","slug":"which-formula-name-pair-is-incorrect-2","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/01\/11\/which-formula-name-pair-is-incorrect-2\/","title":{"rendered":"Which formula\/name pair is incorrect"},"content":{"rendered":"\n<p> Which formula\/name pair is incorrect? A) Mn(NO2)2 manganese(II) nitrite B) Mn(NO3)2 manganese(II) nitrate C) Mg(NO3)2 magnesium nitrate D) Mg(MnO4)2 magnesium permanganate E) Mg3N2 magnesium nitrite<\/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 incorrect formula\/name pair is <strong>E) Mg\u2083N\u2082 magnesium nitrite<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation:<\/h3>\n\n\n\n<p>To understand why this pair is incorrect, we need to break down each compound and its corresponding name.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>A) Mn(NO\u2082)\u2082 manganese(II) nitrite<\/strong>:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The compound is manganese(II) nitrite.<\/li>\n\n\n\n<li>Mn (Manganese) has a 2+ charge in this case, and the nitrite ion is NO\u2082\u207b.<\/li>\n\n\n\n<li>Since there are two NO\u2082\u207b ions to balance the charge of Mn\u00b2\u207a, the formula is Mn(NO\u2082)\u2082. This is correct.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>B) Mn(NO\u2083)\u2082 manganese(II) nitrate<\/strong>:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The compound is manganese(II) nitrate.<\/li>\n\n\n\n<li>Mn\u00b2\u207a is correctly paired with two nitrate ions (NO\u2083\u207b), so the formula Mn(NO\u2083)\u2082 is correct.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>C) Mg(NO\u2083)\u2082 magnesium nitrate<\/strong>:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The compound is magnesium nitrate.<\/li>\n\n\n\n<li>Mg\u00b2\u207a is correctly paired with two nitrate ions (NO\u2083\u207b), so the formula Mg(NO\u2083)\u2082 is correct.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>D) Mg(MnO\u2084)\u2082 magnesium permanganate<\/strong>:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The compound is magnesium permanganate.<\/li>\n\n\n\n<li>Mg\u00b2\u207a is paired with two permanganate ions (MnO\u2084\u207b), and the formula Mg(MnO\u2084)\u2082 is correct.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>E) Mg\u2083N\u2082 magnesium nitrite<\/strong>:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The compound is incorrectly named.<\/li>\n\n\n\n<li>The formula Mg\u2083N\u2082 corresponds to magnesium nitride, not magnesium nitrite.<\/li>\n\n\n\n<li>Magnesium nitride consists of magnesium (Mg\u00b2\u207a) and nitride (N\u00b3\u207b) ions, and in this case, three Mg\u00b2\u207a ions balance two N\u00b3\u207b ions, forming Mg\u2083N\u2082.<\/li>\n\n\n\n<li>Nitrite (NO\u2082\u207b) would require a different composition (Mg(NO\u2082)\u2082), not Mg\u2083N\u2082.<\/li>\n<\/ul>\n\n\n\n<p>Therefore, the correct name for <strong>Mg\u2083N\u2082<\/strong> is <strong>magnesium nitride<\/strong>, not magnesium nitrite, making <strong>E<\/strong> the incorrect pair.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Which formula\/name pair is incorrect? A) Mn(NO2)2 manganese(II) nitrite B) Mn(NO3)2 manganese(II) nitrate C) Mg(NO3)2 magnesium nitrate D) Mg(MnO4)2 magnesium permanganate E) Mg3N2 magnesium nitrite The Correct Answer and Explanation is : The incorrect formula\/name pair is E) Mg\u2083N\u2082 magnesium nitrite. Explanation: To understand why this pair is incorrect, we need to break down each [&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-181654","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/181654","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=181654"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/181654\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=181654"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=181654"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=181654"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}