Atomic Structure

Front

An atom's identity is based on its atomic number.

Back

True

Front

All matter is made of __________.

Back

atoms

Front

What are the subatomic particles?

Back

Protons, Electrons, Neutrons

Front

What number indicates an electron?

Back

3

Front

Subatomic particles with a negative charge are called __________.

Back

Electrons

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral

Front

What is the charge of an electron?

Back

Negative

Front

What is the nucleus of an atom composed of?

Back

Protons and Neutrons

Front

What determines the atomic mass of an element?

Back

The total number of protons and neutrons in the nucleus.