{"id":221865,"date":"2025-05-30T16:09:06","date_gmt":"2025-05-30T16:09:06","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=221865"},"modified":"2025-05-30T16:09:09","modified_gmt":"2025-05-30T16:09:09","slug":"give-the-chemical-name-or-formula-whichever-applies-of-the-following-ionic-compounds","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/05\/30\/give-the-chemical-name-or-formula-whichever-applies-of-the-following-ionic-compounds\/","title":{"rendered":"Give the chemical name or formula, whichever applies, of the following ionic compounds"},"content":{"rendered":"\n

Give the chemical name or formula, whichever applies, of the following ionic compounds. MgO AuCl3 Hg2CO3 Fe(OH)3 Cu(HCO3)2 potassium permanganate ammonium nitrate calcium chlorate potassium dichromate iron (III) pyrophosphate Give the chemical name or formula of the following molecular compounds SO3 S2F10 SeCl6 nitrogen trihydride dinitrogen tetroxide phosphorus pentachloride
Give the chemical name or formula, whichever applies, of the following ionic compounds.<\/p>\n\n\n\n

MgO
AuCl3
Hg2CO3
Fe(OH)3
Cu(HCO3)2
potassium permanganate
ammonium nitrate
calcium chlorate
potassium dichromate
iron (III) pyrophosphate
Give the chemical name or formula of the following molecular compounds<\/p>\n\n\n\n

SO3
S2F10
SeCl6
nitrogen trihydride
dinitrogen tetroxide
phosphorus pentachloride<\/p>\n\n\n\n

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

Here are the correct names or formulas<\/strong> for the given compounds:<\/p>\n\n\n\n

\n\n\n\n

Ionic Compounds:<\/strong><\/h3>\n\n\n\n
    \n
  1. MgO<\/strong> \u2013 Magnesium oxide<\/li>\n\n\n\n
  2. AuCl\u2083<\/strong> \u2013 Gold(III) chloride<\/li>\n\n\n\n
  3. Hg\u2082CO\u2083<\/strong> \u2013 Mercury(I) carbonate<\/li>\n\n\n\n
  4. Fe(OH)\u2083<\/strong> \u2013 Iron(III) hydroxide<\/li>\n\n\n\n
  5. Cu(HCO\u2083)\u2082<\/strong> \u2013 Copper(II) bicarbonate<\/li>\n\n\n\n
  6. Potassium permanganate<\/strong> \u2013 KMnO\u2084<\/strong><\/li>\n\n\n\n
  7. Ammonium nitrate<\/strong> \u2013 NH\u2084NO\u2083<\/strong><\/li>\n\n\n\n
  8. Calcium chlorate<\/strong> \u2013 Ca(ClO\u2083)\u2082<\/strong><\/li>\n\n\n\n
  9. Potassium dichromate<\/strong> \u2013 K\u2082Cr\u2082O\u2087<\/strong><\/li>\n\n\n\n
  10. Iron(III) pyrophosphate<\/strong> \u2013 Fe\u2084(P\u2082O\u2087)\u2083<\/strong><\/li>\n<\/ol>\n\n\n\n
    \n\n\n\n

    Molecular Compounds:<\/strong><\/h3>\n\n\n\n
      \n
    1. SO\u2083<\/strong> \u2013 Sulfur trioxide<\/li>\n\n\n\n
    2. S\u2082F\u2081\u2080<\/strong> \u2013 Disulfur decafluoride<\/li>\n\n\n\n
    3. SeCl\u2086<\/strong> \u2013 Selenium hexachloride<\/li>\n\n\n\n
    4. Nitrogen trihydride<\/strong> \u2013 NH\u2083<\/strong><\/li>\n\n\n\n
    5. Dinitrogen tetroxide<\/strong> \u2013 N\u2082O\u2084<\/strong><\/li>\n\n\n\n
    6. Phosphorus pentachloride<\/strong> \u2013 PCl\u2085<\/strong><\/li>\n<\/ol>\n\n\n\n
      \n\n\n\n

      Explanation<\/strong><\/h3>\n\n\n\n

      Ionic compounds form between metals and nonmetals or polyatomic ions, where electrons are transferred from cations to anions. Naming involves stating the metal first, followed by the nonmetal or polyatomic ion. If the metal can have more than one charge (like transition metals), Roman numerals indicate its oxidation state. For instance, AuCl\u2083<\/strong> is gold(III) chloride because gold is in a +3 oxidation state, balanced by three Cl\u207b ions.<\/p>\n\n\n\n

      Polyatomic ions like HCO\u2083\u207b<\/strong> (bicarbonate), MnO\u2084\u207b<\/strong> (permanganate), and Cr\u2082O\u2087\u00b2\u207b<\/strong> (dichromate) retain their specific names. Thus, compounds like Cu(HCO\u2083)\u2082<\/strong> are named copper(II) bicarbonate, indicating a +2 copper ion. Fe\u2084(P\u2082O\u2087)\u2083<\/strong> involves the pyrophosphate ion (P\u2082O\u2087\u2074\u207b), requiring four Fe\u00b3\u207a ions to balance three pyrophosphate anions.<\/p>\n\n\n\n

      Molecular compounds form between nonmetals and involve shared electrons (covalent bonds). They use prefixes to indicate the number of atoms: mono-, di-, tri-, etc. For example, SO\u2083<\/strong> is sulfur trioxide (one sulfur, three oxygen atoms), and S\u2082F\u2081\u2080<\/strong> is disulfur decafluoride. Prefixes ensure clarity in molecular formulas, unlike ionic compounds which are always in simplest ratios.<\/p>\n\n\n\n

      NH\u2083<\/strong>, commonly called ammonia, is nitrogen trihydride\u2014three hydrogen atoms bonded to one nitrogen. Molecular naming does not use charges or Roman numerals but relies on atomic ratios and prefixes.<\/p>\n\n\n\n

      Correct identification ensures clarity in chemical communication, helps predict reactivity, and is vital for understanding chemical formulas across scientific disciplines.<\/p>\n\n\n\n

      \"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"

      Give the chemical name or formula, whichever applies, of the following ionic compounds. MgO AuCl3 Hg2CO3 Fe(OH)3 Cu(HCO3)2 potassium permanganate ammonium nitrate calcium chlorate potassium dichromate iron (III) pyrophosphate Give the chemical name or formula of the following molecular compounds SO3 S2F10 SeCl6 nitrogen trihydride dinitrogen tetroxide phosphorus pentachlorideGive the chemical name or formula, whichever […]<\/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-221865","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/221865","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=221865"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/221865\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=221865"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=221865"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=221865"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}