{"id":237706,"date":"2025-06-17T13:32:30","date_gmt":"2025-06-17T13:32:30","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=237706"},"modified":"2025-06-17T13:32:32","modified_gmt":"2025-06-17T13:32:32","slug":"which-of-the-following-has-the-highest-value-for-bond-order-c6h6-co32-no-and-so3","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/06\/17\/which-of-the-following-has-the-highest-value-for-bond-order-c6h6-co32-no-and-so3\/","title":{"rendered":"Which of the following has the highest value for bond order &#8211; C6H6, CO3^2-, NO^-, and SO3"},"content":{"rendered":"\n<p>Which of the following has the highest value for bond order &#8211; C6H6, CO3^2-, NO^-, and SO3? A. C6H6 B. CO3^2- C. NO^- D. SO3<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">The Correct Answer and Explanation is:<\/mark><\/strong><\/p>\n\n\n\n<p><strong>Correct Answer: C. NO\u207b<\/strong><\/p>\n\n\n\n<p><strong>Explanation:<\/strong><\/p>\n\n\n\n<p>To determine which molecule or ion has the highest bond order, we need to understand how bond order is calculated. Bond order is the number of chemical bonds between a pair of atoms. A higher bond order means stronger and shorter bonds.<\/p>\n\n\n\n<p>Bond order can be estimated using the formula:<br><strong>Bond Order = (Number of bonding electrons \u2013 Number of antibonding electrons) \u00f7 2<\/strong><\/p>\n\n\n\n<p>Let&#8217;s analyze each species:<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>1. C\u2086H\u2086 (Benzene):<\/strong><br>In benzene, there are six carbon atoms forming a ring with alternating single and double bonds. However, due to resonance, all carbon-carbon bonds are equivalent.<br>Bond Order = (3 double bonds over 6 bonds) = <strong>1.5<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>2. CO\u2083\u00b2\u207b (Carbonate ion):<\/strong><br>This ion has one carbon and three oxygen atoms. There are three resonance structures where the double bond rotates among the three C\u2013O bonds.<br>Bond Order = (1 double bond shared among 3 bonds) = <strong>1.33<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>3. NO\u207b (Nitrosyl anion):<\/strong><br>Nitric oxide (NO) has 11 valence electrons. Adding one more electron for the anion gives 12 total. According to molecular orbital theory, this gives a bond order of:<br>Bond Order = (8 bonding electrons \u2013 2 antibonding electrons) \u00f7 2 = <strong>3.0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>4. SO\u2083 (Sulfur trioxide):<\/strong><br>SO\u2083 has three resonance structures. Each S\u2013O bond is equivalent due to delocalization of electrons.<br>Bond Order = (2 double bonds shared among 3 bonds) = <strong>1.33<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>Conclusion:<\/strong><br>Among the given species, <strong>NO\u207b<\/strong> has the highest bond order of <strong>3<\/strong>, indicating the strongest and shortest bond.<br>Thus, the correct choice is <strong>C. NO\u207b<\/strong>.<\/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-banner8-904.jpeg\" alt=\"\" class=\"wp-image-237707\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Which of the following has the highest value for bond order &#8211; C6H6, CO3^2-, NO^-, and SO3? A. C6H6 B. CO3^2- C. NO^- D. SO3 The Correct Answer and Explanation is: Correct Answer: C. NO\u207b Explanation: To determine which molecule or ion has the highest bond order, we need to understand how bond order is [&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-237706","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/237706","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=237706"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/237706\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=237706"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=237706"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=237706"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}