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Fertiliser Technology

Fertiliser Technology
Which nutrient in fertiliser makes the plant stems stronger and increases branching?

Phosphorous
Nitrogen
Potassium
Calcium

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Fertiliser Technology
Monte catini process is used for the manufacture of

Phosphoric acid
Calcium ammonium nitrate (CAN)
Nitric acid
Urea

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Fertiliser Technology
Monte catini process is a widely used process for the manufacture of

Urea
Triple superposphate
None of these
Calcium ammonium nitrate

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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.

68
38
98
82

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Fertiliser Technology
Formation of ammonium carbamate by reaction of NH₃ with CO₂ is a/an __________ reaction.

Catalytic
Endothermic
Reversible
Exothermic

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Fertiliser Technology
Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the

Presence of an oxidising atmosphere
Presence of an inert atmosphere
Presence of a reducing atmosphere
Absence of air

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