Chemistry 0620 · IGCSE · Redox

Redox — practice question

Nitrogen monoxide, NO, and carbon monoxide, CO, are each taken out of a car’s exhaust gases by a catalytic converter. Which statement explains how nitrogen monoxide and carbon monoxide are removed by a catalytic converter?

  • ANitrogen monoxide and carbon monoxide are both reduced.
  • BNitrogen monoxide and carbon monoxide are both oxidised.
  • CNitrogen monoxide is oxidised and carbon monoxide is reduced.
  • DNitrogen monoxide is reduced and carbon monoxide is oxidised.

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