LT3.2 Writing Formulas and Naming Ionic Compounds (Reg)

Front

What is the formula for the compound formed between beryllium and nitrogen?

Back

Be₃N₂

Front

What is the formula for the compound formed between rubidium and phosphorus?

Back

Rb₃P

Front

What is the formula for the compound formed between hydrogen and sulfide?

Back

H₂S

Front

What is the correct name for the compound (NH₄)₂(SO₄)?

Back

ammonium sulfate

Front

What is the name of the ionic compound Ca₃(PO₄)₂?

Back

calcium phosphate

Front

Define ionic compound.

Back

An ionic compound is a chemical compound composed of ions held together by electrostatic forces termed ionic bonding.

Front

What is the charge of a beryllium ion?

Back

+2

Front

What is the charge of a nitrogen ion in ionic compounds?

Back

-3

Front

How do you determine the formula of an ionic compound?

Back

Combine the cation and anion charges to balance them to zero.

Front

What is the significance of subscripts in a chemical formula?

Back

Subscripts indicate the number of atoms of each element in a compound.