{"id":202334,"date":"2025-03-17T11:37:33","date_gmt":"2025-03-17T11:37:33","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=202334"},"modified":"2025-03-17T11:37:35","modified_gmt":"2025-03-17T11:37:35","slug":"which-of-the-following-is-a-nonelectrolyte-6","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/03\/17\/which-of-the-following-is-a-nonelectrolyte-6\/","title":{"rendered":"Which of the following is a nonelectrolyte"},"content":{"rendered":"\n<p>Which of the following is a nonelectrolyte? Please state why or why not for each. Thanks<\/p>\n\n\n\n<p>a) NaOH<br>b) HNO3<br>c) C2H6O (ethanol)<br>d) KF<br>e) CH3COOH (acetic acid)<\/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) C2H6O (ethanol)<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation:<\/h3>\n\n\n\n<p>To determine which of the compounds is a nonelectrolyte, we need to understand the difference between electrolytes and nonelectrolytes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Electrolytes<\/strong> are substances that, when dissolved in water, dissociate into ions, allowing the solution to conduct electricity. They can be classified into <strong>strong electrolytes<\/strong> (completely dissociate) and <strong>weak electrolytes<\/strong> (partially dissociate).<\/li>\n\n\n\n<li><strong>Nonelectrolytes<\/strong> are substances that do not dissociate into ions in solution, meaning they do not conduct electricity when dissolved in water.<\/li>\n<\/ul>\n\n\n\n<p>Now let&#8217;s analyze each compound:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">a) <strong>NaOH (Sodium hydroxide)<\/strong><\/h3>\n\n\n\n<p>NaOH is an <strong>ionic compound<\/strong> composed of sodium ions (Na\u207a) and hydroxide ions (OH\u207b). When dissolved in water, NaOH dissociates completely into these ions:<br>[ \\text{NaOH} (aq) \\rightarrow \\text{Na}^+ (aq) + \\text{OH}^- (aq) ]<br>Since it dissociates completely into ions, NaOH is a <strong>strong electrolyte<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">b) <strong>HNO3 (Nitric acid)<\/strong><\/h3>\n\n\n\n<p>HNO3 is a <strong>strong acid<\/strong>, which dissociates completely in water to form hydrogen ions (H\u207a) and nitrate ions (NO\u2083\u207b):<br>[ \\text{HNO}_3 (aq) \\rightarrow \\text{H}^+ (aq) + \\text{NO}_3^- (aq) ]<br>As a strong acid, HNO3 is also a <strong>strong electrolyte<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">c) <strong>C2H6O (Ethanol)<\/strong><\/h3>\n\n\n\n<p>Ethanol (C\u2082H\u2086O) is a <strong>molecular compound<\/strong> and <strong>does not dissociate into ions<\/strong> when dissolved in water. It dissolves as intact molecules:<br>[ \\text{C}_2\\text{H}_6\\text{O} (l) \\rightarrow \\text{C}_2\\text{H}_6\\text{O} (aq) ]<br>Since it does not dissociate into ions, ethanol is a <strong>nonelectrolyte<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">d) <strong>KF (Potassium fluoride)<\/strong><\/h3>\n\n\n\n<p>KF is an <strong>ionic compound<\/strong> composed of potassium ions (K\u207a) and fluoride ions (F\u207b). When dissolved in water, KF dissociates completely into its ions:<br>[ \\text{KF} (aq) \\rightarrow \\text{K}^+ (aq) + \\text{F}^- (aq) ]<br>Since it dissociates completely into ions, KF is a <strong>strong electrolyte<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">e) <strong>CH3COOH (Acetic acid)<\/strong><\/h3>\n\n\n\n<p>Acetic acid is a <strong>weak acid<\/strong> that only partially dissociates in water:<br>[ \\text{CH}_3\\text{COOH} (aq) \\rightleftharpoons \\text{CH}_3\\text{COO}^- (aq) + \\text{H}^+ (aq) ]<br>Because it does not completely dissociate, acetic acid is a <strong>weak electrolyte<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Conclusion:<\/h3>\n\n\n\n<p>Ethanol (C\u2082H\u2086O) is the <strong>nonelectrolyte<\/strong> because it does not dissociate into ions in solution, unlike the other compounds, which either dissociate completely or partially into ions.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Which of the following is a nonelectrolyte? Please state why or why not for each. Thanks a) NaOHb) HNO3c) C2H6O (ethanol)d) KFe) CH3COOH (acetic acid) The correct answer and explanation is : The correct answer is c) C2H6O (ethanol). Explanation: To determine which of the compounds is a nonelectrolyte, we need to understand the difference [&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-202334","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/202334","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=202334"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/202334\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=202334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=202334"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=202334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}