the boiling point of HF is 1. higher than, 2. lower than, 3. similar to the boiling point of H2 , and it is 1. higher than , 2. lower than , 3. similar to the boiling point of N2\u200b<\/p>\n\n\n\n
The Correct Answer and Explanation is :<\/strong><\/mark><\/p>\n\n\n\n The boiling point of hydrogen fluoride (HF) is higher than<\/strong> the boiling point of hydrogen (H\u2082) and higher than<\/strong> the boiling point of nitrogen (N\u2082).<\/p>\n\n\n\n Boiling points are influenced by intermolecular forces, molecular weight, and molecular structure. Let’s examine HF, H\u2082, and N\u2082.<\/p>\n\n\n\n the boiling point of HF is 1. higher than, 2. lower than, 3. similar to the boiling point of H2 , and it is 1. higher than , 2. lower than , 3. similar to the boiling point of N2\u200b The Correct Answer and Explanation is : The boiling point of hydrogen fluoride (HF) is […]<\/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-151251","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/151251","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=151251"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/151251\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=151251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=151251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=151251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Explanation:<\/h3>\n\n\n\n
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HF has a high boiling point compared to H\u2082 and N\u2082 because of hydrogen bonding<\/strong>. Hydrogen bonding is a particularly strong type of dipole-dipole interaction that occurs when hydrogen is bonded to highly electronegative atoms like fluorine, oxygen, or nitrogen. In HF, the fluorine atom is very electronegative, creating a strong dipole moment. This leads to significant hydrogen bonding between HF molecules, requiring more energy to break these bonds and transition the substance from liquid to gas. HF has a boiling point of around 19.5\u00b0C (67.1\u00b0F)<\/strong>.<\/li>\n\n\n\n
Hydrogen molecules are non-polar, meaning they exhibit only weak van der Waals forces (London dispersion forces). These are the weakest intermolecular forces, leading to very low boiling points. H\u2082 has a boiling point of around -252.9\u00b0C (-423.2\u00b0F)<\/strong>. The lack of strong intermolecular forces makes it easy to vaporize, giving it a boiling point much lower than HF.<\/li>\n\n\n\n
Nitrogen, like hydrogen, is non-polar and experiences weak van der Waals forces. It has a boiling point of about -195.8\u00b0C (-320.4\u00b0F)<\/strong>, which is also significantly lower than HF\u2019s boiling point. Though nitrogen molecules are larger than hydrogen molecules, their non-polar nature and lack of hydrogen bonding result in a relatively low boiling point.<\/li>\n<\/ol>\n\n\n\nSummary:<\/h3>\n\n\n\n
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