Ions and Ionic Compounds

Front

What happens to an atom when it loses two electrons?

Back

It becomes a cation with a charge of 2+.

Front

What type of bond is formed when metals bond with non-metals?

Back

Ionic bond.

Front

What is the charge of an atom that has lost one electron?

Back

+1.

Front

What is the correct formula for lithium oxide?

Back

Li₂O.

Front

What type of ion does a nonmetal become when it gains electrons?

Back

Anion.

Front

What is an ion?

Back

An atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

Front

What is a cation?

Back

A positively charged ion that is formed when an atom loses one or more electrons.

Front

What is an anion?

Back

A negatively charged ion that is formed when an atom gains one or more electrons.

Front

How do you determine the charge of a simple ion?

Back

The charge is determined by the difference between the number of protons and electrons.

Front

What is the significance of the periodic table in understanding ionic compounds?

Back

It helps predict the charges of ions based on their group number.