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+6

2x-12-2=-2

2x=12

x=6

This is because there are 1 peroxy bond in S2O82- because of which 2 of the 8 oxygen atoms have -1 oxidation state other 6 Oxygen atoms have -2

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13y ago
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15y ago

-2, the sum of the oxidation numbers should equal the charge on an atom

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Q: What is the sum of the oxidation numbers of all the atoms in the peroxydisulfate ion S2O82?
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