atoms, molecules and ions 4
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atoms, molecules and ions 4

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Questions and Answers

What is the name of the compound FeCl2?

  • Iron dichloride
  • Iron(II) chloride (correct)
  • Iron tetrachloride
  • Iron(IV) chloride

    • What is the name of the compound N2O4?

  • Nitrous oxide
  • Nitrogen tetraoxide
  • Dinitrogen tetraoxide
  • Dinitrogen tetroxide (correct)

    • How are binary acids named?

  • Using the prefix hydro- and changing the -ide suffix to -ic, then adding acid (correct)
  • Using the prefix mono- and changing -ite to -ous, then adding acid
  • Using the prefix di- and changing -ate to -ous, then adding acid
  • Using the prefix bi- and changing -ate to -ic, then adding acid

    • What is the name of the compound H2CO3?

    <p>Carbonic acid</p> Signup and view all the answers

    What does the Roman numeral in parentheses signify in a chemical compound name?

    <p>It indicates the charge of the metal ion in the compound</p> Signup and view all the answers

    How are oxyacids named?

    <p>-ate changes to -ic and -ite changes to -ous, with 'acid' added</p> Signup and view all the answers

    Which prefix is used to specify a ratio of 6 sulfur atoms to 1 fluorine atom in a molecule?

    <p>Hexa-</p> Signup and view all the answers

    'Acids are an important class of compounds containing hydrogen' is a statement referring to:

    <p>'Hydro-' and 'oxy-' compounds</p> Signup and view all the answers

    'Sulfur hexafluoride' represents a compound composed of:

    <p>$SF_6$ molecules</p> Signup and view all the answers

    'HCl is hydrochloric acid' exemplifies naming for which type of acid?

    <p>'Binary' acids only</p> Signup and view all the answers

    What does the Roman numeral in parentheses following the name of a metal specify?

    <p>The charge of the metal ion</p> Signup and view all the answers

    How are common polyatomic ions typically named in compounds?

    <p>By memorization of their names</p> Signup and view all the answers

    What is the naming convention for molecular compounds that can form compounds with different ratios of elements?

    <p>Using prefixes to specify element ratios</p> Signup and view all the answers

    In naming binary acids, what does changing the –ide suffix to –ic signify?

    <p>An increase in acidity</p> Signup and view all the answers

    Which statement accurately describes the nomenclature rules for naming oxyacids?

    <p>Changing –ate to –ic and –ite to –ous, then adding 'acid'</p> Signup and view all the answers

    Which type of acid is exemplified by the compound named HCl as hydrochloric acid?

    <p>Binary acid</p> Signup and view all the answers

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