Chemistry Redox Reaction Redox Reaction in Terms of Electron Transfer Reactions and Oxidation Number Single Correct MCQ
Published on: August 13, 2026

In one of the following reactions, does not behave as an oxidising agent, identify it:

A
B
C
D

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The correct answer is:
D

In this reaction, is acting as an oxidising agent because oxidising state of N decrease from +5 to +4

It is a reaction in which is acting as an oxidising agent because oxidation number of nitrogen is decreasing.

In this reaction also, act as oxidising agent as oxidation state of N changes from to +5 to -3 in , that is, decreasing.

In this reaction, there is no change in oxidation number of N , therefore does not act as an oxidising agent.

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