Formulas for Binary Compounds

Front

What is the rule for naming ionic compounds?

Back

The cation is always named first and the anion is always named second.

Front

What is an ion?

Back

An atom that has lost or gained electrons; an atom with a charge.

Front

What charge does a beryllium ion have?

Back

+2

Front

How do you write the formula for lithium sulfide?

Back

Li₂S

Front

What is the name of the compound AlCl₃?

Back

Aluminum chloride

Front

What is a cation?

Back

A positively charged ion.

Front

What is an anion?

Back

A negatively charged ion.

Front

What is the charge of a sodium ion?

Back

+1

Front

What is the formula for magnesium oxide?

Back

MgO

Front

What is the name of the compound Na₂O?

Back

Sodium oxide