Atom Structure Review Activity PS.8.1.2

Front

What is the smallest particle of an element that retains the properties of that element?

Back

An atom.

Front

What are the three main subatomic particles of an atom?

Back

Protons, neutrons, and electrons.

Front

What charge does a proton carry?

Back

A positive charge.

Front

What charge does an electron carry?

Back

A negative charge.

Front

What is the charge of a neutron?

Back

Neutrons have no charge (neutral).

Front

Where are protons and neutrons located in an atom?

Back

In the nucleus.

Front

What is the nucleus of an atom?

Back

The central part of an atom that contains protons and neutrons.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What does the mass number of an atom represent?

Back

The total number of protons and neutrons in the nucleus.

Front

How do you determine the number of electrons in a neutral atom?

Back

The number of electrons equals the number of protons.