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Calculate the oxidation number of sulphu...

Calculate the oxidation number of sulphur in `H_(2)SO_(3)` and in `H_(2)S_(2)O_(8)`

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`H_(2)SO_(5)` has one peroxy bond. Two oxygen atoms have -1 oxidation state.
Oxidation number of .S. in `H_(2)SO_(5)` is +6.
`H_(2)S_(2)O_(8)` has one peroxy bond. Two oxygen atoms have -1 oxidation state.
Oxidation number of each .S. in `H_(2)S_(2)O_(8)` in +6.
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