In the reaction represented by the equation; 2FeCI3 + SO2 + 2H2O → 2FeCL2 +…

Chemistry WAEC 1990

In the reaction represented by the equation; 2FeCI3 + SO2 + 2H2O → 2FeCL2 + H2SO4 + 2HCI the oxidation number of sulphur changes from

  • +2 to + 6
  • + 4 to + 6 checkmark
  • 0 to + 6
  • - 2 to + 4
  • +2 to + 4

The correct answer is: B

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