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Fertiliser Technology

Fertiliser Technology
Which fertiliser is made (using coke oven gas) in by products plant of an integrated steel plant?

CAN
Urea
Ammonium sulphate
Superphosphate

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Fertiliser Technology
Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium

Silicate
Carbonate
Bicarbonate
Phosphate

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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.

82
98
68
38

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Fertiliser Technology
__________ is not a fertiliser.

Ammonium sulphate
Calcium ammonium nitrate
Ferrous sulphate
Liquid ammonia

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Fertiliser Technology
Fertiliser plants get their N₂ requirements

From producer gas
From coal gas (coke oven gas)
By dissociating oxides of nitrogen
By fractionation of liquified air

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

Irreversible
Exothermic
Endothermic
None of these

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