{"id":183412,"date":"2025-01-16T12:36:36","date_gmt":"2025-01-16T12:36:36","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=183412"},"modified":"2025-01-16T12:36:38","modified_gmt":"2025-01-16T12:36:38","slug":"name-these-binary-covalent-compounds","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/01\/16\/name-these-binary-covalent-compounds\/","title":{"rendered":"Name these binary covalent compounds"},"content":{"rendered":"\n

Name these binary covalent compounds: (a) NO2 (b) PBr3 (c) SCl2 (d) BF3
Name these binary covalent compounds:<\/p>\n\n\n\n

(a) NO2 (b) PBr3<\/p>\n\n\n\n

(c) SCl2<\/p>\n\n\n\n

(d) BF3<\/p>\n\n\n\n

The Correct Answer and Explanation is :<\/strong><\/mark><\/p>\n\n\n\n

Correct Names:<\/h3>\n\n\n\n

(a) NO\u2082: Nitrogen dioxide<\/strong>
(b) PBr\u2083: Phosphorus tribromide<\/strong>
(c) SCl\u2082: Sulfur dichloride<\/strong>
(d) BF\u2083: Boron trifluoride<\/strong><\/p>\n\n\n\n

\n\n\n\n

Explanation:<\/h3>\n\n\n\n

1. Binary Covalent Compounds Overview:<\/strong> Binary covalent compounds are formed between two nonmetals. Their naming follows a specific set of rules based on the number of atoms of each element in the compound.<\/p>\n\n\n\n

2. Naming Rules:<\/strong><\/p>\n\n\n\n

    \n
  • The first element in the formula is named first, using its elemental name.<\/li>\n\n\n\n
  • The second element is named as if it were an anion (its root name + the suffix “-ide”).<\/li>\n\n\n\n
  • Prefixes are used to indicate the number of atoms of each element in the molecule.<\/li>\n\n\n\n
  • The prefix “mono-” is not used for the first element if there is only one atom.<\/li>\n<\/ul>\n\n\n\n

    3. Applying the Rules:<\/strong><\/p>\n\n\n\n

      \n
    • NO\u2082 (Nitrogen dioxide):<\/strong>\n
        \n
      • “Nitrogen” is the first element.<\/li>\n\n\n\n
      • “Oxygen” becomes “oxide.”<\/li>\n\n\n\n
      • The “di-” prefix indicates there are two oxygen atoms.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
      • PBr\u2083 (Phosphorus tribromide):<\/strong>\n
          \n
        • “Phosphorus” is the first element.<\/li>\n\n\n\n
        • “Bromine” becomes “bromide.”<\/li>\n\n\n\n
        • The “tri-” prefix indicates there are three bromine atoms.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
        • SCl\u2082 (Sulfur dichloride):<\/strong>\n
            \n
          • “Sulfur” is the first element.<\/li>\n\n\n\n
          • “Chlorine” becomes “chloride.”<\/li>\n\n\n\n
          • The “di-” prefix indicates two chlorine atoms.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
          • BF\u2083 (Boron trifluoride):<\/strong>\n
              \n
            • “Boron” is the first element.<\/li>\n\n\n\n
            • “Fluorine” becomes “fluoride.”<\/li>\n\n\n\n
            • The “tri-” prefix indicates three fluorine atoms.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n

              4. Importance of Prefixes:<\/strong> Prefixes prevent ambiguity and clarify the exact number of atoms in a molecule. For example, NO (nitric oxide) differs from NO\u2082 (nitrogen dioxide) due to the number of oxygen atoms.<\/p>\n\n\n\n

              Understanding these rules is crucial for accurately communicating chemical compositions and properties in both academic and practical contexts.<\/p>\n","protected":false},"excerpt":{"rendered":"

              Name these binary covalent compounds: (a) NO2 (b) PBr3 (c) SCl2 (d) BF3Name these binary covalent compounds: (a) NO2 (b) PBr3 (c) SCl2 (d) BF3 The Correct Answer and Explanation is : Correct Names: (a) NO\u2082: Nitrogen dioxide(b) PBr\u2083: Phosphorus tribromide(c) SCl\u2082: Sulfur dichloride(d) BF\u2083: Boron trifluoride Explanation: 1. Binary Covalent Compounds Overview: Binary covalent […]<\/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-183412","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/183412","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=183412"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/183412\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=183412"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=183412"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=183412"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}