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Positively charged subatomic particle

Number of protons in the nucleus of the atom of an element

Very small core of an atom; made up of protons and electrons

Negatively charged ion

Total number of protons and neutrons found in the nucleus of an atom

Charged particle that forms when an atom gains or loses one or more electrons

Neutral subatomic particle

Negatively charged subatomic particle

Term used to describe the particles found in the nucleus of an atom

Positively charged ion

Proton

Atomic number (Z)

Nucleus

Anion

Mass number (A)

Ion

Neutron

Electron

Nucleon

Cation