Chemistry path · GCSE Chemistry

Does one nitrogen salt make an NPK fertiliser?

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Practice question

A greenhouse supplier fills a bag with ammonium nitrate only and advertises it as an NPK fertiliser. State whether the description is correct and state what a genuine NPK formulation must supply.

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Official curriculum

4.10.4.2 Composition and production of NPK fertilisers

This challenge practises knowledge and exam skills from the official GCSE science curriculum. Use these sources to see the exact subject content and its wider Key Stage 4 context.

AQA specification 4.10.4.2 Composition and production of NPK fertilisers GOV.UK Key Stage 4 science programme

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