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Chemistry Redox Reaction Skill Builder Single Correct MCQ
Published on: August 14, 2026

One mole of loses 10 moles of electrons to form a compound Y. Assuming that all nitrogen appears in the new compound, if there is no change in O.N. of hydrogen, the O.N. of nitrogen in Y is

A
+3
B
-3
C
+1
D
+5

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The correct answer is:
A

Total oxidation number of two N atoms in is

As, it loses 10 moles of electrons, therefore total oxidation number of two nitrogen atoms increase by 10.
i.e., Total oxidation number of two nitrogen atoms in Y is:

Oxidation number of each nitrogen atom in Y is .

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