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Fertiliser Technology

Fertiliser Technology
A phosphatic fertiliser contains 16% P₂O₅. It could be

Superphosphate
Triple superphosphate
None of these
Dicalcium phosphate

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Fertiliser Technology
In natural gas, the C/H ratio (by weight) varies in the range of

20-25
43894
15-17
44053

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Fertiliser Technology
Urea is a better fertilizer than ammonium sulphate, because

It is easy to manufacture
Nitrogen content is higher
It is cheaper
It is not poisonous

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Fertiliser Technology
Flushing liquor used for cooling coke oven gas constitutes of

Ammoniacal liquor
Dilute H₂SO₄
K₂CO₃ solution
Dilute HCl

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Fertiliser Technology
Raw materials required for the production of CAN (Calcium ammonium nitrate) is NH₃

HNO₃ & NH₄Cl
HNO₃ & limestone
CO₂ & KNO₃
CO₂ & H₂SO₄

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Fertiliser Technology
Vapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the __________ process.

Le-chatlier's
Du-pont's
Haber's
Stengel

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