Question

Which one of the following statements is not
correct?
(1) Oxidation state of Sin (NH2)2520, is +6
(2) Oxidation number of Os in OsO, is +8
(3) Oxidation state of S in H,SO, is +8
(4) Oxidation number of O in KO, is -​

Answer 1

Answer:

3) Oxidation state of S in H,SO, is +8

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