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Fertiliser Technology

Fertiliser Technology
A potassic fertiliser contains 50% K₂O. It could be

None of these
Potassium chloride
Potassium sulphate
A mixture of NaCl+ KCl

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Fertiliser Technology
Conversion achieved in HNO₃ synthesis with the use of platinum catalyst is about 95-97%. The rate of formation of nitrogen dioxide from the oxidation of nitric acid is favoured by

Decreasing the pressure
Decreasing the temperature
None of these
Increasing the temperature

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Fertiliser Technology
CaH₄(PO₄)₂ is the chemical formula of

Triple superphosphate
Meta phosphoric acid
Superphosphate
Calcium phosphate

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Fertiliser Technology
Chemical formula of biuret is

NH₂.CO.NH₂
NH₂CONHCONH₂
NH₄COONH₂
NH₃.COO.NH₃

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Fertiliser Technology
Dehydration of ammonium carbamate produces

Biuret
None of these
Ammonia water
Urea

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Fertiliser Technology
With increases in pressure, the conversion of ammonium carbamate into urea

Remains unaltered
Can either increase or decrease depends on biuret content
Increases
Decreases

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