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8 Cards in this Set
- Front
- Back
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How many electrons can be held in the innermost energy level of atoms
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two
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How many electrons can the fourth energy level hold
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32
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Many elements are mixtures of
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isotopes
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The chemical behavior of different elements is determinined by the
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number of electrons in the outermost energy level.
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How many electrons can an atom's third energy level hold
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18
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Elements with a full outermost energy level are
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unlikely to combine chemically with other elements
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The identity of an element is defined by its number of
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Protons
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How many electrons can an atom's second energy level hold
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8
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