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vocab

TermDefinition
Electric charge Fundamental property of matter that can be either positive or negative.
Elementary charge Smallest unit of electric charge
Electron Particle with a negative charge
Nucleus Center of an atom
Proton Positively charged particle
Neutron Particle with no charge (neutral)
Atomic number The number of protons in the nucleus of an atom
Isotope Atoms of the same element with different amounts of neutrons
Mass number The number of protons and neutrons in an atom
Created by: 2018084