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Fertiliser Technology

Fertiliser Technology
Ammonia synthesis gas is produced from fuel oil by

Partial oxidation
Hydrogenation
Steam reforming
Hydrocracking

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Fertiliser Technology
Biuret formation in urea is kept at minimum (< 1 %), because it is

Corrosive in nature
Toxic and harmful to some crops
Helpful in decomposition of urea
Explosive in nature

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Fertiliser Technology
The main constituent of rock phosphate is

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

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Fertiliser Technology
Catalytic ammonia synthesis reaction as in Haber's process is

Irreversible
Endothermic
None of these
Exothermic

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Fertiliser Technology
In the manufacture of urea, the intermediate chemical formed is

Ammonium carbonate
Biuret
Ammonium carbamate
None of these

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Fertiliser Technology
Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits?

Potassic fertiliser
Phosphatic fertilisers
Nitrogenous fertilisers
None of these

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