AIPMT PRELIMS2012Chemistry-Redox Reactions

AIPMT PRELIMS 2012 Chemistry Oxidation States MCQ Question

Type: MCQ-numerical-Medium-Class 11

A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated. During the reaction which element undergoes maximum change in the oxidation number?

A

C

B

S

C

H

D

Cl

Correct Answer

Option D

Detailed Explanation

ClO₃⁻ changes to Cl⁻.

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