{"id":202787,"date":"2025-03-18T06:04:31","date_gmt":"2025-03-18T06:04:31","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=202787"},"modified":"2025-03-18T06:04:33","modified_gmt":"2025-03-18T06:04:33","slug":"name-each-of-the-following-ionic-compounds-containing-a-polyatomic-ion-2","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/03\/18\/name-each-of-the-following-ionic-compounds-containing-a-polyatomic-ion-2\/","title":{"rendered":"Name each of the following ionic compounds containing a polyatomic ion"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Name each of the following ionic compounds containing a polyatomic ion. Spell out the full name of the compound.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba (OH)2<br>NH4BR<br>NaClO4<br>FEPO4<br>CoCrO4<br>KClO4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><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 class=\"wp-block-paragraph\">Here are the correct names for the given ionic compounds:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Ba(OH)\u2082<\/strong> \u2192 Barium hydroxide<\/li>\n\n\n\n<li><strong>NH\u2084Br<\/strong> \u2192 Ammonium bromide<\/li>\n\n\n\n<li><strong>NaClO\u2084<\/strong> \u2192 Sodium perchlorate<\/li>\n\n\n\n<li><strong>FePO\u2084<\/strong> \u2192 Iron(III) phosphate<\/li>\n\n\n\n<li><strong>CoCrO\u2084<\/strong> \u2192 Cobalt(II) chromate<\/li>\n\n\n\n<li><strong>KClO\u2084<\/strong> \u2192 Potassium perchlorate<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation:<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">When naming ionic compounds that contain polyatomic ions, follow these key rules:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Identify the cation (positive ion)<\/strong>: The cation is usually a metal or the ammonium ion (NH\u2084\u207a).<\/li>\n\n\n\n<li><strong>Determine the polyatomic ion (negative ion)<\/strong>: Polyatomic ions are groups of atoms that carry a charge and act as a single unit.<\/li>\n\n\n\n<li><strong>Use the correct naming conventions<\/strong>:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Metals in <strong>Groups 1 and 2<\/strong>, along with aluminum, zinc, and silver, have <strong>fixed charges<\/strong> and do not require Roman numerals.<\/li>\n\n\n\n<li>Transition metals can have <strong>variable charges<\/strong>, so Roman numerals indicate the metal\u2019s oxidation state.<\/li>\n\n\n\n<li>Polyatomic ions have specific names that must be memorized.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Now, let\u2019s break down the compounds:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Barium hydroxide (Ba(OH)\u2082)<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Barium (Ba\u00b2\u207a) is from Group 2, so it has a fixed charge (+2).<\/li>\n\n\n\n<li>Hydroxide (OH\u207b) is a known polyatomic ion.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Ammonium bromide (NH\u2084Br)<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ammonium (NH\u2084\u207a) is a polyatomic cation.<\/li>\n\n\n\n<li>Bromide (Br\u207b) is a monatomic anion.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Sodium perchlorate (NaClO\u2084)<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sodium (Na\u207a) is from Group 1, so it has a fixed charge (+1).<\/li>\n\n\n\n<li>Perchlorate (ClO\u2084\u207b) is a polyatomic ion.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Iron(III) phosphate (FePO\u2084)<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Phosphate (PO\u2084\u00b3\u207b) has a charge of -3.<\/li>\n\n\n\n<li>Since iron must balance the charge, it has a +3 charge (Fe\u00b3\u207a), hence &#8220;Iron(III)&#8221;.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Cobalt(II) chromate (CoCrO\u2084)<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Chromate (CrO\u2084\u00b2\u207b) has a charge of -2.<\/li>\n\n\n\n<li>Cobalt must balance the charge with +2, so it is &#8220;Cobalt(II)&#8221;.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Potassium perchlorate (KClO\u2084)<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Potassium (K\u207a) is from Group 1, so it has a fixed charge (+1).<\/li>\n\n\n\n<li>Perchlorate (ClO\u2084\u207b) is a polyatomic ion.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These rules help ensure accurate naming of ionic compounds.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Name each of the following ionic compounds containing a polyatomic ion. Spell out the full name of the compound. Ba (OH)2NH4BRNaClO4FEPO4CoCrO4KClO4 The correct answer and explanation is : Here are the correct names for the given ionic compounds: Explanation: When naming ionic compounds that contain polyatomic ions, follow these key rules: Now, let\u2019s break down [&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-202787","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/202787","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=202787"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/202787\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=202787"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=202787"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=202787"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}