ATOMIC STRUCTURE

Front

What are the three subatomic particles that make up an atom?

Back

Protons, neutrons, and electrons.

Front

Which subatomic particle has a positive charge?

Back

Proton.

Front

Which subatomic particle has no charge?

Back

Neutron.

Front

Which subatomic particle has a negative charge?

Back

Electron.

Front

Where are protons and neutrons located in an atom?

Back

In the nucleus.

Front

What is the region surrounding the nucleus of an atom called?

Back

Electron cloud.

Front

What is the mass of a proton compared to an electron?

Back

A proton is much heavier than an electron.

Front

What is the charge of an electron?

Back

Negative.

Front

What is the charge of a neutron?

Back

Neutral (no charge).

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.