arielsalters14 arielsalters14

30-01-2017
Chemistry

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what is the usual charge on an ion from group 7a

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candicethurman candicethurman

30-01-2017

Group 7a would have an ion charge of -1 because it has 7 valence electrons and it wants to gain one more electron(which is negative) to have a full shell of 8

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