Chemistry 0620 · IGCSE · Oxides

Oxides — practice question

Petrol is burned inside a car engine, creating waste gases that escape from the vehicle's exhaust. One of these waste gases is an oxide of nitrogen. Which statement explains how this oxide of nitrogen is produced?

  • ACarbon dioxide reacts with nitrogen in the catalytic converter.
  • BNitrogen reacts with oxygen in the car engine.
  • CNitrogen reacts with oxygen in the catalytic converter.
  • DPetrol combines with nitrogen in the car engine.

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