The Structure of an atom

Front

The particles with no charge in an atom are the _______.

Back

neutrons

Front

In an atom, the number of protons is equal to _______.

Back

The number of electrons.

Front

What is the mass number of an element with 5 protons and 5 neutrons?

Back

10

Front

An atom becomes _______ when it loses electrons.

Back

Positive

Front

What is at the center of every atom?

Back

A nucleus

Front

What are the three main subatomic particles in an atom?

Back

Protons, Neutrons, Electrons

Front

What charge do protons carry?

Back

Positive charge

Front

What charge do electrons carry?

Back

Negative charge

Front

What is the overall charge of a neutral atom?

Back

Neutral

Front

How do you calculate the mass number of an atom?

Back

Add the number of protons and neutrons.