NEET Chemistry ยท Medium

Redox Reactions: Oxidation number MCQ

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Oxidation numberMediumQuestion 25007

Question

Oxidation number of chlorine in KClO3KClO_3 is:

  1. A
    +5
    Correct
  2. B
    +3
  3. C
    +1
  4. D
    +7

Correct answer

+5

Explanation

1 + x + 3(-2) = 0, so chlorine is +5.