Parts of the atom

Front

What is the maximum number of electrons that the first energy level of an atom can hold?

Back

2

Front

What are the positive particles found in the nucleus of an atom?

Back

Protons

Front

What is the basic building block of all matter?

Back

Atoms

Front

Which subatomic particles are located in the nucleus of an atom?

Back

Protons and Neutrons

Front

What are the smallest of the three subatomic particles?

Back

Electrons

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral (no charge)

Front

What is the charge of an electron?

Back

Negative

Front

How many protons are in a hydrogen atom?

Back

1

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom of that element.