{"id":211261,"date":"2025-05-03T15:43:18","date_gmt":"2025-05-03T15:43:18","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=211261"},"modified":"2025-05-03T15:43:20","modified_gmt":"2025-05-03T15:43:20","slug":"which-of-the-following-is-a-nonelectrolyte-16","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/05\/03\/which-of-the-following-is-a-nonelectrolyte-16\/","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. <\/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>To determine which of the following is a <strong>nonelectrolyte<\/strong>, we must understand what an <strong>electrolyte<\/strong> is:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>An <strong>electrolyte<\/strong> is a substance that dissolves in water to produce ions and thus <strong>conducts electricity<\/strong>.<br>A <strong>nonelectrolyte<\/strong> is a substance that <strong>does not dissociate into ions<\/strong> in solution and therefore <strong>does not conduct electricity<\/strong>.<\/p>\n<\/blockquote>\n\n\n\n<p>Now, let&#8217;s analyze each compound:<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>a) NaOH (sodium hydroxide)<\/strong><\/h3>\n\n\n\n<p>\u2705 <strong>Electrolyte<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Why?<\/strong> NaOH is a <strong>strong base<\/strong>. When dissolved in water, it <strong>completely dissociates<\/strong> into Na\u207a and OH\u207b ions: $$<br>\\text{NaOH} \\rightarrow \\text{Na}^+ + \\text{OH}^-<br>$$<\/li>\n\n\n\n<li>It produces a solution that conducts electricity well.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>b) HNO\u2083 (nitric acid)<\/strong><\/h3>\n\n\n\n<p>\u2705 <strong>Electrolyte<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Why?<\/strong> HNO\u2083 is a <strong>strong acid<\/strong>, meaning it <strong>completely ionizes<\/strong> in water to form H\u207a and NO\u2083\u207b: $$<br>\\text{HNO}_3 \\rightarrow \\text{H}^+ + \\text{NO}_3^-<br>$$<\/li>\n\n\n\n<li>Therefore, it is a strong electrolyte and conducts electricity.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>c) C\u2082H\u2086O (ethanol)<\/strong><\/h3>\n\n\n\n<p>\u274c <strong>Nonelectrolyte<\/strong> \u2705<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Why?<\/strong> Ethanol is an <strong>organic compound<\/strong> (an alcohol) that <strong>dissolves in water<\/strong> but does <strong>not ionize<\/strong>.<\/li>\n\n\n\n<li>It remains <strong>intact as neutral molecules<\/strong> in solution and <strong>does not conduct electricity<\/strong>: $$<br>\\text{C}_2\\text{H}_6\\text{O (ethanol)} \\rightarrow \\text{No ions produced}<br>$$<\/li>\n\n\n\n<li>Thus, ethanol is a <strong>nonelectrolyte<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>d) KF (potassium fluoride)<\/strong><\/h3>\n\n\n\n<p>\u2705 <strong>Electrolyte<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Why?<\/strong> KF is an <strong>ionic compound<\/strong> and a <strong>salt<\/strong>. It dissolves in water and <strong>completely dissociates<\/strong> into K\u207a and F\u207b: $$<br>\\text{KF} \\rightarrow \\text{K}^+ + \\text{F}^-<br>$$<\/li>\n\n\n\n<li>Since it produces free-moving ions, it is a strong electrolyte.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>e) CH\u2083COOH (acetic acid)<\/strong><\/h3>\n\n\n\n<p>\u2705 <strong>Electrolyte<\/strong> (but weak)<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Why?<\/strong> Acetic acid is a <strong>weak acid<\/strong>, meaning it <strong>partially ionizes<\/strong> in water: $$<br>\\text{CH}_3\\text{COOH} \\rightleftharpoons \\text{CH}_3\\text{COO}^- + \\text{H}^+<br>$$<\/li>\n\n\n\n<li>Even though ionization is incomplete, it <strong>does conduct electricity<\/strong>, so it&#8217;s classified as a <strong>weak electrolyte<\/strong>, not a nonelectrolyte.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 <strong>Correct Answer: c) C\u2082H\u2086O (ethanol)<\/strong> is the <strong>nonelectrolyte<\/strong><\/h3>\n","protected":false},"excerpt":{"rendered":"<p>Which of the following is a nonelectrolyte? Please state why or why not for each. a) NaOHb) HNO3c) C2H6O (ethanol)d) KFe) CH3COOH (acetic acid) The correct answer and explanation is : To determine which of the following is a nonelectrolyte, we must understand what an electrolyte is: An electrolyte is a substance that dissolves in [&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-211261","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/211261","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=211261"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/211261\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=211261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=211261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=211261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}