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Fertiliser Technology

Fertiliser Technology
The fertiliser plant getting hydrogen by electrolysis of water is situated at

Namrup
Korba
Nangal
Rourkela

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Fertiliser Technology
Gas based fertiliser plants use

Natural gas as a source of hydrogen
Coal gas as heating medium
Natural gas as heating medium
Coal gas as a source of hydrogen

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Fertiliser Technology
During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH₃ to NO is about __________ percent.

38
82
68
98

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Fertiliser Technology
Prilling tower is found in the flowsheet for the manufacture of

Superphosphate
Ammonia
Triple superphosphate
Urea

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Fertiliser Technology
Phosphoric acid is produced in wet process from phosphate rock and

Concentrated NHO₃
Concentrated HCl
Concentrated H₂SO₄
Dilute H₂SO₄

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Fertiliser Technology
Reaction of orthophosphoric acid with phosphate rock produces

Superphosphate
Monoammonium phosphate
Triple superphosphate
Metaphosphoric acid

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