A. Electrolysis of water
B. Cryogenic removal of H2 from coke oven gas
C. Steam reforming of naphtha
D. Natural gas cracking
Related Mcqs:
- 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 - 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 - Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N2 & H2 is high. The presence of promoter along with the catalyst helps in ______________ of the catalyst ?
A. Stabilisation
B. Increasing the effectiveness
C. Improving the strength & heat resistance
D. All A, B & C - During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH3 to NO is about ______________ percent?
A. 38
B. 68
C. 82
D. 98 - Commercial production of hydrogen for the manufacture of nitrogenous 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 A., B. and C. - Steam reforming of naphtha is a source of hydrogen production for nitrogenous 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 - Vapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the _______________ process?
A. Haber’s
B. Stengel
C. Le-chatelier’s
D. Du-pont’s - Which of the following is not a commercially used feed-stock for the production of ammonia synthesis gas ?
A. Water
B. Naphtha
C. Tar
D. Coal/coke oven gas - Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth ?
A. Nitrogenous fertiliser
B. Potassic fertiliser
C. Phosphatic fertiliser
D. None of these - Which of the following set of conditions is favourable for the maximum yield of ammonia by Haber’s process ?
A. High pressure, low reactants concentration, high temperature
B. High pressure, low reactants concentration, low temperature
C. High pressure, high reactants concentration, low temperature
D. Low pressure, high reactants concentration, low temperature
