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Fertiliser Technology

Fertiliser Technology
The main constituent of rock phosphate is

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

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Fertiliser Technology
Catalyst used in the manufacture of NH₃ by Haber's process is finely divided

Vanadium pentoxide
Alumina
Iron
Nickel

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Fertiliser Technology
Which of the following fertilisers is used as a cattle feed?

Calcium ammonium nitrate
Ammonium sulphate
Urea
Superphosphate

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Fertiliser Technology
Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of

Triple superphosphate
Superphosphate
Phosphoric acid
Phosphorous

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Fertiliser Technology
Hydrogen is recovered from coke oven gas on commercial scale (as practised in fertiliser plant at Rourkela) by

Absorption (using ethanolamine or pyragalloll solution)
Adsorption on palladium
None of these
Cryogenic operations (low temperature cooling)

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Fertiliser Technology
(CH₃ C₆ H₄)₃ PO₄ is the chemical formula of

Superphosphate
Triple superphosphate
Flourapatite
Tricresyl phosphate

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