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Fertiliser Technology

Fertiliser Technology
The concentration (weight %) of nitric acid produced by the oxidation of ammonia and absorption of nitrogen oxides with water is about __________ percent.

30
100
60
95

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

Namrup
Nangal
Rourkela
Korba

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Fertiliser Technology
Ammonia synthesis gas is produced from natural gas by

Hydrogenation
Thermal cracking
Steam reforming
Partial oxidation

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

Carbonate
Bicarbonate
Phosphate
Silicate

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Fertiliser Technology
Pā‚‚Oā‚… content in triple superphosphate is about __________ percent.

85-90
15-20
42-50
70-75

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Fertiliser Technology
Reaction of nitric acid and sulphuric acid with phosphate rock produces

Tricresyl phosphate
Tributyl phosphate
Diammonium phosphate
Nitrophosphate

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