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12-01-2019
Chemistry

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Which ion gained 2 electrons and now has 34?

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medoamr2ever medoamr2ever

12-01-2019

When a selenium atom gains two electrons there are two more negative charges (36 electrons) than positive charges (34 protons). As a result, the ion has a 2– charge. The symbol for the ion is Se2–. Negative ions are called anions.

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