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8 Cards in this Set
- Front
- Back
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Period |
The rows in the periodic table (side to side) |
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Group (family) |
The columns in the periodic table (up and down) |
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Atomic Number |
Shown at the top of the box on the periodic table, it tells how many protons an element has |
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Atomic Mass |
the number at the bottom of the box in the periodic table. |
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Proton |
Positively charged particle in an atom |
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Neutron |
particle in an atom that has a neutral charge |
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Electron |
negatively charged particle in an atom |
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Nucleus |
the center of an atom, where the protons and neutrons are |
