{"id":225279,"date":"2025-06-04T06:26:11","date_gmt":"2025-06-04T06:26:11","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=225279"},"modified":"2025-06-04T06:26:13","modified_gmt":"2025-06-04T06:26:13","slug":"the-lewis-dot-symbol-for-the-chloride-cl-ion-is-oam-clm-cl-a","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/06\/04\/the-lewis-dot-symbol-for-the-chloride-cl-ion-is-oam-clm-cl-a\/","title":{"rendered":"The Lewis dot symbol for the chloride (Cl-) ion is: O:am Cl:m Cl: a"},"content":{"rendered":"\n<p>The Lewis dot symbol for the chloride (Cl-) ion is: O:am Cl:m Cl: a<\/p>\n\n\n\n<p><strong>The Correct Answer and Explanation is:<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Correct Lewis Dot Symbol for the Chloride Ion (Cl\u207b):<\/h3>\n\n\n\n<p>The <strong>correct Lewis dot symbol<\/strong> for the <strong>chloride ion (Cl\u207b)<\/strong> is:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  ..\n: Cl :\n  ..\n&#91; Cl\u207b ]\n<\/code><\/pre>\n\n\n\n<p>This shows a <strong>chlorine atom<\/strong> with a <strong>full octet<\/strong> (8 valence electrons) and a <strong>negative charge<\/strong> enclosed in brackets.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation<\/h3>\n\n\n\n<p>The <strong>Lewis dot symbol<\/strong> is a simple way to represent the valence electrons of an atom or ion. Each <strong>dot<\/strong> around the element\u2019s symbol represents one <strong>valence electron<\/strong>.<\/p>\n\n\n\n<p>Chlorine (Cl) is a <strong>group 17<\/strong> element (halogen) on the periodic table. As a neutral atom, it has <strong>7 valence electrons<\/strong> (since group 17 elements have 7 electrons in their outer shell). In its <strong>neutral state<\/strong>, the Lewis symbol for chlorine is:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>: Cl .\n<\/code><\/pre>\n\n\n\n<p>(7 dots arranged around the symbol).<\/p>\n\n\n\n<p>However, chlorine <strong>readily gains one electron<\/strong> to form the chloride ion (<strong>Cl\u207b<\/strong>) to achieve a stable octet (8 electrons in the outer shell), like the nearest noble gas, argon (Ar).<\/p>\n\n\n\n<p>When Cl gains an electron, it becomes <strong>Cl\u207b<\/strong>, a negatively charged ion (anion). Now, instead of 7, it has <strong>8 valence electrons<\/strong>. In the Lewis dot symbol, this is shown by surrounding the symbol with <strong>8 dots<\/strong> and placing the ion inside <strong>square brackets<\/strong> with a superscript minus sign:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  ..\n: Cl :\n  ..\n&#91; Cl\u207b ]\n<\/code><\/pre>\n\n\n\n<p>This format emphasizes two important features:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>The <strong>full octet<\/strong> (8 dots around Cl) showing chemical stability.<\/li>\n\n\n\n<li>The <strong>negative charge<\/strong> ([Cl\u207b]) resulting from the gained electron.<\/li>\n<\/ol>\n\n\n\n<p>This representation is especially important in <strong>ionic bonding<\/strong>, such as in <strong>sodium chloride (NaCl)<\/strong>, where a <strong>Na\u207a ion<\/strong> (which loses one electron) and a <strong>Cl\u207b ion<\/strong> (which gains one) form an electrostatic attraction.<\/p>\n\n\n\n<p>In summary, the correct Lewis dot structure of the chloride ion shows a Cl atom with <strong>eight electrons<\/strong> and a <strong>negative charge<\/strong>, enclosed in brackets to indicate it is an ion.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/learnexams.com\/blog\/wp-content\/uploads\/2025\/06\/learnexams-banner4-291.jpeg\" alt=\"\" class=\"wp-image-225280\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>The Lewis dot symbol for the chloride (Cl-) ion is: O:am Cl:m Cl: a The Correct Answer and Explanation is: Correct Lewis Dot Symbol for the Chloride Ion (Cl\u207b): The correct Lewis dot symbol for the chloride ion (Cl\u207b) is: This shows a chlorine atom with a full octet (8 valence electrons) and a negative [&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 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