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Fertiliser Technology

Fertiliser Technology
Steam reforming of naphtha produces ammonia synthesis gas. This is a/an __________ process.

Autocatalytic
Endothermic
Exothermic
Non-catalytic

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Fertiliser Technology
Temperature and pressure in urea autoclave is

200°C and 10 atm
190°C and 200 atm
120°C and 300 atm
400°C and 550 atm

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Fertiliser Technology
Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air.

800-900
1000-1200
50-80
250-400

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Fertiliser Technology
Chemical formula of biuret is

NH₃.COO.NH₃
NH₄COONH₂
NH₂.CO.NH₂
NH₂CONHCONH₂

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

Nangal
Namrup
Rourkela
Korba

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Fertiliser Technology
Reaction of cresylic acid with __________ produces tricresyl phosphate.

Phosphorous pentoxide
Calcium phosphate
Ammonium phosphate
Phosphorous oxychloride

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