Chemistry 0620 · IGCSE · Fertilisers

Fertilisers — practice question

The soil on a farm contains very little nitrogen (N) and phosphorus (P). Which fertiliser would raise the quality of this soil most effectively?

  • Anitrogen (N) 11%, phosphorus (P) 11%, potassium (K) 27%
  • Bnitrogen (N) 12%, phosphorus (P) 37%, potassium (K) 10%
  • Cnitrogen (N) 28%, phosphorus (P) 10%, potassium (K) 10%
  • Dnitrogen (N) 31%, phosphorus (P) 29%, potassium (K) 9%

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