Atoms and Elements

Front

An element is determined by the number of _______ in its nucleus (also known as the atomic number).

Back

protons

Front

Electrons are ______ charged.

Back

negative

Front

Neutral particles have a NO charge: True or False?

Back

True

Front

A _________ is a particle with no charge.

Back

neutron

Front

True or False: Atoms are big.

Back

False

Front

What is the smallest unit of an element?

Back

Atom

Front

What are the three main subatomic particles?

Back

Protons, Neutrons, Electrons

Front

What charge do protons have?

Back

Positive

Front

What is the center of an atom called?

Back

Nucleus

Front

What is the mass of a neutron compared to a proton?

Back

Approximately the same