{"id":210246,"date":"2025-04-30T07:01:26","date_gmt":"2025-04-30T07:01:26","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=210246"},"modified":"2025-04-30T07:01:28","modified_gmt":"2025-04-30T07:01:28","slug":"which-of-the-following-compounds-have-the-same-empirical-formula","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/04\/30\/which-of-the-following-compounds-have-the-same-empirical-formula\/","title":{"rendered":"Which of the following compounds have the same empirical formula"},"content":{"rendered":"\n<p>Which of the following compounds have the same empirical formula?<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>(1) But-2-ene<\/li>\n\n\n\n<li>(2) Propane<\/li>\n\n\n\n<li>(3) Ethene<\/li>\n<\/ul>\n\n\n\n<p>A. (1) and (2) only<\/p>\n\n\n\n<p>B. (1) and (3) only<\/p>\n\n\n\n<p>C. (2) and (3) only<\/p>\n\n\n\n<p>D. (1), (2) and (3)<\/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 compounds have the same empirical formula, we need to first write out their molecular formulas and then calculate their empirical formulas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. <strong>But-2-ene:<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Molecular formula of But-2-ene: <strong>C\u2084H\u2088<\/strong><\/li>\n\n\n\n<li>But-2-ene is a four-carbon alkene, with a double bond between the second and third carbon atoms.<\/li>\n\n\n\n<li>Empirical formula: <strong>C\u2082H\u2084<\/strong> (simplified ratio of carbon to hydrogen is 2:4, or 1:2)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. <strong>Propane:<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Molecular formula of Propane: <strong>C\u2083H\u2088<\/strong><\/li>\n\n\n\n<li>Propane is a three-carbon alkane.<\/li>\n\n\n\n<li>Empirical formula: <strong>C\u2083H\u2088<\/strong> (the ratio of carbon to hydrogen in propane is already in its simplest form)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>Ethene:<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Molecular formula of Ethene: <strong>C\u2082H\u2084<\/strong><\/li>\n\n\n\n<li>Ethene is a two-carbon alkene with a double bond between the two carbon atoms.<\/li>\n\n\n\n<li>Empirical formula: <strong>C\u2082H\u2084<\/strong> (the ratio of carbon to hydrogen is already in its simplest form)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Comparison of Empirical Formulas:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>But-2-ene:<\/strong> C\u2084H\u2088 \u2192 Empirical formula: <strong>C\u2082H\u2084<\/strong><\/li>\n\n\n\n<li><strong>Propane:<\/strong> C\u2083H\u2088 \u2192 Empirical formula: <strong>C\u2083H\u2088<\/strong><\/li>\n\n\n\n<li><strong>Ethene:<\/strong> C\u2082H\u2084 \u2192 Empirical formula: <strong>C\u2082H\u2084<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Analysis:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>But-2-ene and Ethene<\/strong> both have the empirical formula <strong>C\u2082H\u2084<\/strong>.<\/li>\n\n\n\n<li><strong>Propane<\/strong> has the empirical formula <strong>C\u2083H\u2088<\/strong>, which is different from both but-2-ene and ethene.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Conclusion:<\/h3>\n\n\n\n<p>The compounds that have the same empirical formula are <strong>But-2-ene<\/strong> and <strong>Ethene<\/strong>.<\/p>\n\n\n\n<p>Thus, the correct answer is:<br><strong>B. (1) and (3) only<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Which of the following compounds have the same empirical formula? A. (1) and (2) only B. (1) and (3) only C. (2) and (3) only D. (1), (2) and (3) The correct answer and explanation is : To determine which of the compounds have the same empirical formula, we need to first write out their [&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-210246","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/210246","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=210246"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/210246\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=210246"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=210246"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=210246"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}