Home Chemistry Redox Reaction Redox Reaction in Terms of Electron Transfer Reactions and Oxidation Number Which changes requires an oxidising agent?
Chemistry Redox Reaction Redox Reaction in Terms of Electron Transfer Reactions and Oxidation Number Single Correct MCQ
Published on: August 12, 2026

Which changes requires an oxidising agent?

A
B
C
D

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The correct answer is:
A

The reaction which involves oxidation, requires an oxidising agent.
S is undergoing oxidation. Oxidation state of S changes from 2 to 2.5 and hence, this reaction requires an oxidising agent.

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