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8 Cards in this Set
- Front
- Back
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made the first periodic table
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Mendeleev
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one of 6 semiconductors predicted by Mendeleev
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Germanium
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atoms gain or lose valence electrons so that they have a filled outermost orbital
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ionization
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positive ion (+)
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cation
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negative ion (-)
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anion
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materials that do not conduct heat or electricity well
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insulators
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nuclei of the atoms are continually decaying to produce different elements
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radioactive
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unreactive
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inert
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