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Redox Reactions question

2012 · Q128

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Chemistry
Redox Reactions
2012 · Q128

Redox Reactions question

2012 · Q128

NEETChemistryRedox ReactionsMCQ+4 / −1

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
S
B
H
C
Cl
D
C

View written solutionFree

Correct answer: C

KClO₃ + C₂H₂O₄ + H₂SO₄ $\to$ K₂SO₄

CO₂ + KCl + H₂O

Maximum change in oxidation number of chlorine, i.e., from +5 to –1.

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