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13 Cards in this Set

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Nucleus
Center of the atom.
Atomic Mass
Average of the masses of all the exsisting isotopes of an element.
Energy Level
Represents the most likely location in the electron cloud in which an electron can be found
Atom
The smallest pice of an element with the properties of the element.
Isotope
Atoms of the same element tthat have the same numver of protons but different numbers of neutrons
Quark
The particle that makes up alol the other particles in the nucleus.
Neutron
An electrically neutral particle
AMU
Atomic Mass Unit
Proton
A positively charged particle
Subatomic particles
The particles that make up the atom
Electron Cloud
Space in which electrons are likely to be found.
Mass number
Protons + neutrons
Electron
The negatively charged particle.