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9 Cards in this Set
- Front
- Back
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nucleus
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The dense, positvely mass loacated in the center of an atom.
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Proton
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a postively charged subatomic particale that is found in the nucleus of an atom
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Electron
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A negatively charged subatomic particle that is fond in the space outside of the necleus of an atom
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Netron
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A neutral subatomic particle that is found in the nucleus of an atom
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Atomic Number
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A unique number for each element that equals the number of protons in an atom of that element
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Mass Number
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The sum of the number of protons and neutrons in the nucletrons of an atom
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Isotopes
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Atoms of a given element that have different numbers of neutrons and differnet mass numbers
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Energy Levels
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The possible energies that electrons in an atom can have
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Electron Could
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A visual model of the most likely locations for the electrons in an atom
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