Compounds with polyatomic ions

Front

What is a polyatomic ion?

Back

A polyatomic ion is a charged ion composed of two or more atoms covalently bonded, which can act as a single unit in chemical reactions.

Front

What is the formula for hydroxide?

Back

The formula for hydroxide is OH⁻.

Front

What is the formula for carbonate?

Back

The formula for carbonate is CO₃²⁻.

Front

What is the formula for nitrate?

Back

The formula for nitrate is NO₃⁻.

Front

What is the formula for acetate?

Back

The formula for acetate is C₂H₃O₂⁻.

Front

How do you determine the formula of a compound with a polyatomic ion?

Back

To determine the formula, balance the charges of the cation and the polyatomic ion, using parentheses if multiple polyatomic ions are needed.

Front

What is the correct formula for aluminum hydroxide?

Back

The correct formula for aluminum hydroxide is Al(OH)₃.

Front

What is the correct formula for lithium carbonate?

Back

The correct formula for lithium carbonate is Li₂CO₃.

Front

What is the correct formula for calcium nitrate?

Back

The correct formula for calcium nitrate is Ca(NO₃)₂.

Front

What is the correct formula for lithium acetate?

Back

The correct formula for lithium acetate is LiC₂H₃O₂.