Front

When a calcium atom becomes an ion, it ____ _____ electrons.

Back

loses two

Front

The following are examples of this species: PO₄³⁻, SO₄²⁻, and NH₄⁺.

Back

polyatomic ion

Front

This type of bond involves a transfer of electrons.

Back

Ionic

Front

This is formed when either a single element or a chemically bonded group of elements gains an electron.

Back

anion

Front

This picture shows what type of bond?

Back

ionic

Front

What is an ionic bond?

Back

A chemical bond formed through the transfer of electrons from one atom to another.

Front

What is a cation?

Back

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

Front

What is an anion?

Back

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

Front

What are ionic compounds?

Back

Compounds formed from the electrostatic attraction between cations and anions.

Front

What is the charge of a sulfate ion (SO₄²⁻)?

Back

-2