Atomic structure

Front

Subatomic particles with a negative charge

Back

Electrons

Front

Subatomic particles with a positive charge

Back

Protons

Front

Measure mainly of the nuclear particles: protons + neutrons

Back

Atomic Mass

Front

The smallest particle of an element.

Back

Atom

Front

What is the atomic mass of Arsenic?

Back

75

Front

What are the three main subatomic particles?

Back

Protons, Neutrons, Electrons

Front

What is the charge of a neutron?

Back

Neutral (no charge)

Front

What is the charge of an electron?

Back

Negative charge

Front

What is the charge of a proton?

Back

Positive charge

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.