atoms

The positively charged particle in an atom.

• Proton

• Neutron

• Electron

• Nucleus

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

• Proton

• AMU

• Neutron

• Electron

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

• Atom

• AMU

• Ion

• Isotope

Identifies the number of protons in an atoms nucleus.

• Electron Cloud

• Atomic Theory

• Atomic Number

• Mass Number

Describes what an atom looks like

• Atomic Number

• Mass Number

• Electron Cloud

• Atomic Theory

The negatively charged particles in an atom

• Proton

• Electron

• Neutron

• Electron Cloud

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

• Proton

• Atom

• Electron Cloud

• Neutron

A charged atom

• Ion

• Isotope

• Proton

• Electron

Atoms of the same element that have different numbers of neutrons

• Ion

• Isotope

• Proton

• Electron

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

• Atomic Number

• Mass Number

• Atomic Theory

• Electron Cloud