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02-07-2015
Chemistry

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If the formula for a compound is represented by XY2 and the charge on the Y ion is -2, what is the charge in the X ion?

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lulu1991 lulu1991

02-07-2015

The total charge of a compound must be zero. So the Y ion has charge of -2. Then the charge of X ion+(-2)*2=0. So the charge of X ion is +4.

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