{"id":212015,"date":"2025-05-05T13:42:33","date_gmt":"2025-05-05T13:42:33","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=212015"},"modified":"2025-05-05T13:42:35","modified_gmt":"2025-05-05T13:42:35","slug":"give-the-number-of-lone-pair-electrons-around-the-central-atom-and-identify-the-molecular-geometry-of-sulfur-dichloride","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/05\/05\/give-the-number-of-lone-pair-electrons-around-the-central-atom-and-identify-the-molecular-geometry-of-sulfur-dichloride\/","title":{"rendered":"Give the number of lone pair electrons around the central atom and identify the molecular geometry of sulfur dichloride"},"content":{"rendered":"\n<p>Give the number of lone pair electrons around the central atom and identify the molecular geometry of sulfur dichloride, Sci2. Hint:<\/p>\n\n\n\n<p>a) Zero Lone Pairs; Linear<br>b) One Lone Pair; Bent<br>c) Two Lone Pairs; Bent<br>d) Three Lone Pairs; Bent<br>e) Three Lone Pairs; Linear<\/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 answer is: <strong>c) Two Lone Pairs; Bent<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation (\u2248300 words):<\/h3>\n\n\n\n<p><strong>Sulfur dichloride (SCl\u2082)<\/strong> is a covalent compound consisting of one sulfur (S) atom as the central atom bonded to two chlorine (Cl) atoms. To determine the number of <strong>lone pair electrons<\/strong> on the sulfur atom and the <strong>molecular geometry<\/strong>, we need to examine the <strong>Lewis structure<\/strong> and apply the <strong>VSEPR theory (Valence Shell Electron Pair Repulsion)<\/strong>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Step 1: Count Valence Electrons<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sulfur (Group 16) has <strong>6 valence electrons<\/strong>.<\/li>\n\n\n\n<li>Each chlorine (Group 17) has <strong>7 valence electrons<\/strong>.<\/li>\n\n\n\n<li>Total = 6 (S) + 2\u00d77 (Cl) = <strong>20 valence electrons<\/strong><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Step 2: Draw the Lewis Structure<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Place S in the center with two single bonds to each Cl atom.<\/li>\n\n\n\n<li>Each S\u2013Cl bond uses 2 electrons \u00d7 2 = 4 electrons.<\/li>\n\n\n\n<li>Distribute the remaining 16 electrons to complete octets for Cl atoms first (6 electrons on each).<\/li>\n\n\n\n<li>After satisfying Cl, 4 electrons remain, which are placed as <strong>2 lone pairs on sulfur<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>So, sulfur has <strong>two bonding pairs<\/strong> (S\u2013Cl) and <strong>two lone pairs<\/strong>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Step 3: Apply VSEPR Theory<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The total number of electron domains (regions of electron density) around sulfur = 2 bonding pairs + 2 lone pairs = <strong>4 electron domains<\/strong>.<\/li>\n\n\n\n<li>According to VSEPR, four electron domains arrange themselves in a <strong>tetrahedral electron geometry<\/strong> to minimize repulsion.<\/li>\n\n\n\n<li>However, only two of those are bonding pairs, which determines the <strong>molecular shape<\/strong> (not the electron geometry).<\/li>\n\n\n\n<li>The molecular shape with 2 bonding pairs and 2 lone pairs is <strong>bent<\/strong>.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Step 4: Determine Molecular Geometry and Lone Pairs<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Lone pairs on central atom (S)<\/strong>: <strong>2<\/strong><\/li>\n\n\n\n<li><strong>Molecular Geometry<\/strong>: <strong>Bent<\/strong><\/li>\n<\/ul>\n\n\n\n<p>This is similar to the geometry of <strong>water (H\u2082O)<\/strong>, which also has 2 bonding pairs and 2 lone pairs.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Final Answer:<\/h3>\n\n\n\n<p><strong>(c) Two Lone Pairs; Bent<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Give the number of lone pair electrons around the central atom and identify the molecular geometry of sulfur dichloride, Sci2. Hint: a) Zero Lone Pairs; Linearb) One Lone Pair; Bentc) Two Lone Pairs; Bentd) Three Lone Pairs; Bente) Three Lone Pairs; Linear The correct answer and explanation is : The correct answer is: c) Two [&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-212015","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/212015","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=212015"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/212015\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=212015"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=212015"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=212015"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}