Redox and Equivalent ConceptHard

Question

The oxidation states of the most electronegative element in the products of the reaction, BaO2 with dil. H2SO4 are

Options

A.0 and −1
B.−1 and −2
C.−2 and 0
D.−2 and +1

Solution

$H_{2}SO_{4} + BaO_{2} \rightarrow BaSO_{4}^{- 2} + H_{2}O_{2}^{- 1}$

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