Atoms

Front

The positively charged particle in an atom.

Back

Proton

Front

The unit used to express the mass of the particles in an atom.

Back

AMU

Front

The smallest part of any element. Made up of protons, neutrons and electrons.

Back

Atom

Front

Identifies the number of protons in an atom's nucleus.

Back

Atomic Number

Front

Describes what an atom looks like

Back

Atomic Theory

Front

The negatively charged particles in an atom

Back

Electron

Front

The region inside an atom where electrons are likely to be found

Back

Electron Cloud

Front

A charged atom

Back

Ion

Front

Atoms of the same element that have different numbers of neutrons

Back

Isotope

Front

The total number of protons and neutrons in the nucleus of an atom

Back

Mass Number