{"id":193027,"date":"2025-02-18T19:40:28","date_gmt":"2025-02-18T19:40:28","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=193027"},"modified":"2025-02-18T19:40:30","modified_gmt":"2025-02-18T19:40:30","slug":"the-ionic-compound-pb3po42-is-called","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/02\/18\/the-ionic-compound-pb3po42-is-called\/","title":{"rendered":"The ionic compound Pb3(PO4)2 is called"},"content":{"rendered":"\n<p>The ionic compound Pb3(PO4)2 is called:<br>lead (II) phosphate<br>Lead (II) phosphite<br>Lead (III) phosphate<br>lead (IV) phosphate<\/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 name for the ionic compound <strong>Pb\u2083(PO\u2084)\u2082<\/strong> is <strong>lead (II) phosphate<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation:<\/h3>\n\n\n\n<p>To understand why, let&#8217;s break down the naming of the compound:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Pb\u2083(PO\u2084)\u2082 is composed of two ions:<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Lead (Pb)<\/strong>: Lead can form multiple oxidation states, specifically +2 and +4. This means that lead can have different charges in different compounds.<\/li>\n\n\n\n<li><strong>Phosphate (PO\u2084)\u00b2\u207b<\/strong>: Phosphate is a polyatomic ion, and its formula is PO\u2084 with a charge of -3.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Determining the oxidation state of lead:<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>In Pb\u2083(PO\u2084)\u2082, we have three lead (Pb) atoms and two phosphate (PO\u2084) ions.<\/li>\n\n\n\n<li>The charge of one phosphate ion (PO\u2084) is -3. With two phosphate ions, the total charge from the phosphate ions is 2 \u00d7 (-3) = -6.<\/li>\n\n\n\n<li>Since the compound must be neutral overall, the charges from the lead atoms must balance the -6 charge from the phosphate ions. Therefore, the total positive charge from the three lead ions must be +6.<\/li>\n\n\n\n<li>To achieve a +6 charge with three lead atoms, each lead must have an oxidation state of +2.<\/li>\n\n\n\n<li>This means lead in this compound is in the <strong>+2 oxidation state<\/strong>.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Naming the compound:<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>When naming ionic compounds, if the metal can have more than one oxidation state, the oxidation state is indicated in parentheses using Roman numerals.<\/li>\n\n\n\n<li>Since lead has a +2 oxidation state in this compound, we name the compound <strong>lead (II) phosphate<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>The other options are incorrect because:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Lead (III) phosphate<\/strong> would indicate that lead has a +3 oxidation state, which is not the case here.<\/li>\n\n\n\n<li><strong>Lead (IV) phosphate<\/strong> would indicate a +4 oxidation state, which also does not apply in this compound.<\/li>\n\n\n\n<li><strong>Lead (II) phosphite<\/strong> refers to a different anion, phosphite (PO\u2083\u00b3\u207b), rather than phosphate (PO\u2084\u00b3\u207b), so it is not correct for Pb\u2083(PO\u2084)\u2082.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The ionic compound Pb3(PO4)2 is called:lead (II) phosphateLead (II) phosphiteLead (III) phosphatelead (IV) phosphate The Correct Answer and Explanation is : The correct name for the ionic compound Pb\u2083(PO\u2084)\u2082 is lead (II) phosphate. Explanation: To understand why, let&#8217;s break down the naming of the compound: The other options are incorrect because:<\/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-193027","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/193027","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=193027"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/193027\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=193027"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=193027"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=193027"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}