Q. When Cl2 reacts with hot and cone. NaOH, the oxidation number of chlorine changes from
  • (A) zero to +1 and zero to +5
  • (B) 0 to -1 and 0 to +5
  • (C) zero to -1 and zero to +3
  • (D) 0 to +1 and 0 to -3
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βœ… Correct Answer: (B) 0 to -1 and 0 to +5

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