Front

What is the chemical formula for Calcium Sulfide?

Back

CaS

Front

How many ions can Calcium form?

Back

Calcium can form only one ion.

Front

What is the formula for the nitrate ion?

Back

NO₃⁻

Front

How many ions can Aluminum form?

Back

Aluminum can form only one ion.

Front

What is the name of the compound (NH₄)₂S?

Back

Ammonium sulfide.

Front

What is an ionic compound?

Back

An ionic compound is formed when atoms transfer electrons, resulting in the formation of positive and negative ions.

Front

What is the charge of a sulfate ion?

Back

The sulfate ion has a charge of 2- (SO₄²⁻).

Front

What is the name of the compound NaCl?

Back

Sodium chloride.

Front

What is the charge of a nitrate ion?

Back

The nitrate ion has a charge of 1- (NO₃⁻).

Front

What is the formula for Aluminum Oxide?

Back

Al₂O₃