Naming and writing formulas

Front

What is the formula for calcium phosphide?

Back

Ca₃P₂

Front

What is the correct name for HBr?

Back

Hydrobromic acid

Front

What is the formula for potassium oxide?

Back

K₂O

Front

Which of the following is a compound: Cu, H₂, C, CO₂?

Back

CO₂

Front

What is the charge of the nitride ion?

Back

-3

Front

What is the formula for sodium chloride?

Back

NaCl

Front

What is the name of the compound with the formula NH₄Cl?

Back

Ammonium chloride

Front

What is the charge of a sulfate ion?

Back

-2

Front

What is the formula for aluminum oxide?

Back

Al₂O₃

Front

What is the name of the compound with the formula Fe₂O₃?

Back

Iron(III) oxide