The oxidation number of Cr in which has the following stru…

Chemistry Redox Reaction General Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

The oxidation number of Cr in which has the following structure is

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The correct answer is:

It has four O atoms as peroxide with oxidation number = - 1 and one O atom with oxidation number = -2.

Hence, x + 4 (-1) + 1 (-2) = 0 or x = + 6

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