Chemistry 0620 · IGCSE · Fertilisers

Fertilisers — practice question

Ammonia is produced by the Haber process. $\text{N}_2 + 3\text{H}_2 \rightleftharpoons 2\text{NH}_3$ What are the sources of the nitrogen and hydrogen used in the Haber process?

  • Anitrogen: fertilisers; hydrogen: reacting methane with steam
  • Bnitrogen: fertilisers; hydrogen: the air
  • Cnitrogen: the air; hydrogen: reacting methane with steam
  • Dnitrogen: the air; hydrogen: the air

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