Q. The oxidation number of chlorine in KClO₃ is:

(A) +3
(B) +5
(C) +7
(D) -1

✅ Correct Answer: (B) +5

Explanation: For KClO₃: (+1) + x + 3(-2) = 0, therefore x = +5.

Published by Jyoti ⭐ 1.79K Points at 15-Jun-2026 03:00 pm in Chemistry

Explanation by: Jyoti

For KClO₃: (+1) + x + 3(-2) = 0, therefore x = +5.

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