Chemistry: Naming Ionic Compounds

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Questions and Answers

What is the suffix added to the last element name when naming a molecular substance?

  • ate
  • ide (correct)
  • ite
  • ine

What type of bond holds together ionic compounds?

  • Covalent bond
  • Hydrogen bond
  • Van der Waals bond
  • Ionic bond (correct)

In an ionic compound, what is the arrangement of ions in the solid state?

  • Ions are arranged in a random pattern
  • Ions are arranged in a linear pattern
  • Cations are attracted to specific anions
  • All cations are attracted to all neighboring anions (correct)

What is the characteristic of the ionic charge of monatomic cations of representative metals?

<p>The ionic charge equals the group number (C)</p> Signup and view all the answers

What is the term used to describe ionic compounds?

<p>Salts (D)</p> Signup and view all the answers

What is produced by the reaction of an acid and a base?

<p>A salt (B)</p> Signup and view all the answers

What is the requirement for an ionic compound?

<p>The net charge must be 0 (D)</p> Signup and view all the answers

Why is it necessary for a cation to form concurrently with an anion?

<p>To maintain electrical neutrality (A)</p> Signup and view all the answers

What is the difference between an ionic compound and a molecule?

<p>Molecules are composed of atoms, while ionic compounds are composed of ions (B)</p> Signup and view all the answers

What is the purpose of the empirical formula in an ionic compound?

<p>To list the simplest ratio of cations to anions necessary to achieve electrical neutrality (D)</p> Signup and view all the answers

Why is Ca2O2 not the correct empirical formula for calcium oxide?

<p>The subscripts in the formula have a common factor of 2 (D)</p> Signup and view all the answers

What is the condition for forming an ionic compound?

<p>The total positive charge must be equal to the total negative charge (C)</p> Signup and view all the answers

What is the name of the ion with the symbol Cr2+?

<p>Chromous ion (D)</p> Signup and view all the answers

What is the suffix given to the ion with the larger number of oxygen atoms in a polyatomic ion?

<p>ate (C)</p> Signup and view all the answers

What is the name of the ion formed by combining the parent ion CO32− with an acid (H+ ion)?

<p>Bicarbonate ion (A)</p> Signup and view all the answers

Why must compounds, like atoms, be electrically neutral?

<p>Because they have an equal number of protons and electrons (D)</p> Signup and view all the answers

What is the name of the ion with the symbol Fe2+?

<p>Ferrous ion (B)</p> Signup and view all the answers

What is the formula of a polyatomic ion formed by combining two or more nonmetal atoms?

<p>It is not predictable (A)</p> Signup and view all the answers

What is the charge of the cation formed by a metal in Group 1A?

<p>+1 (D)</p> Signup and view all the answers

What is the charge of the anion formed by an oxygen atom?

<p>-2 (C)</p> Signup and view all the answers

What is the maximum charge of an anion that can be formed by a representative nonmetal?

<p>-3 (B)</p> Signup and view all the answers

What is the charge of the cation formed by aluminum?

<p>+3 (D)</p> Signup and view all the answers

What is the charge of the cation formed by a metal in Group 2A?

<p>+2 (B)</p> Signup and view all the answers

What determines the ionic charge of a representative nonmetal?

<p>The number of electrons needed to gain a full shell (A)</p> Signup and view all the answers

What is the charge of the iron(II) cation?

<p>Fe2+ (B)</p> Signup and view all the answers

How is the copper(I) cation typically represented?

<p>Cu+ (B)</p> Signup and view all the answers

What is the charge of the silver cation?

<p>Ag+ (B)</p> Signup and view all the answers

How is the tin(II) cation typically represented?

<p>Sn2+ (A)</p> Signup and view all the answers

What is the charge of the zinc cation?

<p>Zn2+ (D)</p> Signup and view all the answers

How do you indicate the charge on a transition metal cation?

<p>With Roman numerals in parentheses (C)</p> Signup and view all the answers

What is the condition for the formation of an ionic compound?

<p>The total positive charge of the cation equals the total negative charge of the anion. (B)</p> Signup and view all the answers

What is the relationship between the formation of a cation and an anion?

<p>The formation of a cation occurs concurrently with the formation of an anion. (C)</p> Signup and view all the answers

What is the purpose of an empirical formula in an ionic compound?

<p>To list the simplest ratio of cations to anions necessary to achieve electrical neutrality. (B)</p> Signup and view all the answers

What is the arrangement of ions in the empirical formula of an ionic compound?

<p>The ions are listed in the simplest ratio necessary to achieve electrical neutrality. (B)</p> Signup and view all the answers

Why is it necessary for an ionic compound to be electrically neutral?

<p>Because chemical systems must remain electrically neutral. (C)</p> Signup and view all the answers

What is the ratio of charges in an ionic compound for ion pairs with equal but opposite charges?

<p>1:1 (B)</p> Signup and view all the answers

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