Compound Formulas and Names

How many valence electrons are in chlorine?

• 1

• 3

• 5

• 7

Which is aluminum chloride?

• AlCl

• AlCl₃

• AlCl₂

Name BeI₂

• Beryllium fluoride

• Beryllium Iodine

• Beryllium Iodide

Which one is sulfate?

• SO₂

• S^2-

• SO₄^2-

Which is the formula for copper II chloride?

• CuCl₂

• CuCl

• CoCl₂

How many valence electrons does sodium have?

• 1

• 3

• 5

Which one is sulfide?

• SO₂

• S^2-

• SO₄^2-

An ionic compound is formed with _______.

• a metal and a nonmetal.

• two nonmetals.

• two metals.

How many valence electrons does carbon have?

• 2

• 4

• 6

• 8

What is the charge on silver in AgCl?

• +7

• -3

• +1