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Fertiliser Technology

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

Nangal
Rourkela
Korba
Namrup

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Fertiliser Technology
Which of the following solvents is used for the extraction of H₃PO₄ from CaCl₂ solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching?

Iso propyl alcohol
Toluene
Butyl alcohol
Hexane

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Fertiliser Technology
Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition?

Cryogenic removal of H₂ from coke oven gas
Natural gas cracking
Electrolysis of water
Steam reforming of naphtha

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Fertiliser Technology
Maximum stability of white phosphorous is at

Very high pressure
Atmospheric pressure
Room temperature
>600°C

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Fertiliser Technology
Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis?

Cracking of natural gas
Steam reforming of naphtha
H? separation from coke oven gas
Electrolysis of water

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Fertiliser Technology
Effectiveness of a fertiliser is independent of the

Type of crop
Nature of soil
PH of soil
None of these

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