Ionic Compounds

The name for the ionic compound NaF is

• Sodium fluoride

• Nappium fluoride

• Sodium fluorine

• Fluorine sodiumide

The chemical formula for CaS is

• Cerium sulfide

• Carbon sulfur

• Calcium sulfide

• Calcium sulfur

The nitrate ion is

• N^3-

• NO₃^-

• NO₂^-

• Ni^-

If a sulfate ion has a charge of 2-, how many sodium ions will combine with one sulfate ion?

• 1

• 2

• 3

• 2.5

Which of these is NOT a polyatomic ion?

• OH^-

• CO₃^2-

• PO₄^3-

• Cl^-

• ClO₄^-

The sulfate (SO₄^2-) ion has

• 2 atoms

• 4 atoms

• 5 atoms

• 8 atoms

An ionic compound is formed between

• Metal anion(s) and non-metal cation(s)

• Two or more metal atoms

• Metal cation(s) and non-metal anion(s)

• Two or more non-metal atoms

What is the formula for aluminum fluoride?

• AlF
• Al₂F₃
• AlF₃
• Al₃F₂

A chemical bond resulting from the electrostatic attraction between positive and negative ions is called a(n)

• covalent bond.
• ionic bond.
• charged bond.
• dipole bond.

How do the following two elements bond together?
Al³⁺  O^2-         

• AlO
• Al₂O₃
• Al₃O₆
• Al₃O₂