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Fertiliser Technology

Fertiliser Technology
Potassic fertiliser is graded based on its __________ content.

KCl
KNO₃
K₂O
K₂SO₄

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Fertiliser Technology
Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition?

Natural gas cracking
Cryogenic removal of H₂ from coke oven gas
Steam reforming of naphtha
Electrolysis of water

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

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

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Fertiliser Technology
NPK fertiliser is a __________ fertiliser.

Nitrogenous
Mixed
Phosphatic
Complex

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Fertiliser Technology
Ammonia synthesis gas is produced from natural gas by

Hydrogenation
Partial oxidation
Thermal cracking
Steam reforming

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Fertiliser Technology
The main constituent of rock phosphate is

Di-calcium phosphate
None of these
Mono-calcium phosphate
Fluorspar

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