Key Terms and Concepts from the Module
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Substance with one type of atom | charge of substance divided by number of atoms
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Group 1A metals | +1 in molecules that contain more than one type of atom
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Group 2A metals | +2 in molecules that contain more than one type of atom
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Fluorine | -1 in molecules with more than one type of atom
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Hydrogen | -1 when grouped with just one other atom that is a metal
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Hydrogen | +1 when grouped with any other atoms than one metal
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Oxygen | -2 in molecules that contain more than one type of atom
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If all else fails, assume that the atom's oxidation number is | the same as what it would take on in an ionic compound
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The atoms that are most likely to take on the role of an ionic compound are | groups 3A, 6A, and 7A
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