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02-11-2015
Chemistry

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what is the electron configuration for the barium ion (Ba2+)?

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Аноним Аноним

02-11-2015

since it says 2+, you would do the opposite to the last number in the configuration. for example the configuration would be 2-8-18-18-8 because you would take of the last two because of the 2+ which technically is -2

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