Question

In which of the following sulphur has oxidation state of +7
1)HSO3
2)SO3
H2SO4
4)H2S2O8

Answer 1

Answer:

4)H2S2O8

Explanation:

oxidation no.of H is 1=2

oxidation no.of O=-16

so it becomes 14÷2=+7

Answer 2

Answer:

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