Which of the following equations represents an oxidizing action of sulphur dioxide?

Chemistry JAMB 1982

Which of the following equations represents an oxidizing action of sulphur dioxide?

  • SO2 + 2HNO2 → H2SO4 + 2NO2 + heat
  • 2SO2 + 2H2O + O2 → 2H2SO4
  • SO2 + 2H2O + CI2 → H2SO4 + 2HCI
  • SO2 + 2H2S → 3S + 2H2O checkmark
  • K2Cr2O7 + H2SO4 + 3SO2 → K2SO4 + Cr2(SO4)3 + H2O

The correct answer is: D

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