Production & Use of Fertilisers (AQA GCSE Chemistry): Flashcards
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Primary use of ammonia from Haber Process
Primary use of ammonia from Haber Process
Manufacture of fertilisers
Definition of fertilisers
Definition of fertilisers
Chemical mixtures that enhance crop growth
Most effective type of fertilisers
Most effective type of fertilisers
NPK fertilisers
NPK stands for (in fertilisers)
NPK stands for (in fertilisers)
Nitrogen (), phosphorus (), potassium ()
Importance of , , for plants
Importance of , , for plants
Essential elements for plant growth
Two products from ammonia for fertilisers
Two products from ammonia for fertilisers
Ammonium salts and nitric acid
Example of ammonium salt in fertilisers
Example of ammonium salt in fertilisers
Ammonium nitrate
Source of phosphorus for fertilisers
Source of phosphorus for fertilisers
Phosphate rock (mined and processed)
Sources of potassium for fertilisers
Sources of potassium for fertilisers
Potassium chloride and potassium sulphate
Can phosphate rock be used directly in fertilisers?
Can phosphate rock be used directly in fertilisers?
No, cannot be used directly
How is phosphate rock treated for fertilisers?
How is phosphate rock treated for fertilisers?
Treated with nitric acid
Product from treating phosphate rock with nitric acid
Product from treating phosphate rock with nitric acid
Soluble salt
Effect of NPK fertilisers on crop yields
Effect of NPK fertilisers on crop yields
Significantly boost crop yields
Role of NPK fertilisers in modern agriculture
Role of NPK fertilisers in modern agriculture
Crucial component