Chemistry Check-in

Front

What is the number of protons in an atom called?

Back

Atomic Number

Front

Can a molecule consist of two atoms of the same element?

Back

Yes

Front

What are the three types of particles in chemistry?

Back

Protons, Neutrons, Electrons

Front

What are the particles with no charge in an atom?

Back

Neutrons

Front

What is the symbol for Krypton?

Back

Kr

Front

What is an atom?

Back

The basic unit of a chemical element.

Front

What is a molecule?

Back

A group of two or more atoms bonded together.

Front

What is the charge of protons?

Back

Positive charge.

Front

What is the charge of electrons?

Back

Negative charge.

Front

What is the charge of neutrons?

Back

No charge.