Related Questions

Hydrogen gas is not produced commercially (for nitrogeneous fertiliser manufacture) by
A Iron-steam reaction
B Electrolysis of water
C Steam reforming of naphtha
D Its cryogenic separation from coke oven gas
Fertiliser value of a nitrogeneous fertiliser is expressed in terms of its __________ content.
A N2
B KNO3
C NO2
D NHO3
Steam reforming of naphtha is a source of hydrogen production for nitrogeneous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha?
A 1.5:1
B 3.5:1
C 10:1
D 15:1
Commercial production of hydrogen for the manufacture of nitrogeneous fertilisers is done by
A Steam reforming of naphtha and cracking of natural gas
B Electrolysis of water
C Cryogenic separation of hydrogen from coke oven gas
D All of the above
A fertiliser plant is classified as a gas based fertiliser plant, when it uses __________ gas as a source of hydrogen for the manufacture of ammonia.
A Coke oven
B Producer
C Natural
D Coal
Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition?
A Electrolysis of water
B Cryogenic removal of H2 from coke oven gas
C Steam reforming of naphtha
D Natural gas cracking
Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier.
A Entrained
B Moving
C Fixed
D Fluidised
Urea (a nitrogeneous fertiliser) is produced from carbon dioxide and
A Nitric acid
B Ammonia
C Ammonium nitrate
D Nitric oxide
Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis?
A H2 separation from coke oven gas
B Steam reforming of naphtha
C Cracking of natural gas
D Electrolysis of water
Hydrogen is recovered from coke oven gas on commercial scale (as practised in fertiliser plant at Rourkela) by
A Adsorption on palladium
B Cryogenic operations (low temperature cooling)
C Absorption (using ethanolamine or pyragalloll solution)
D None of these

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