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.
Related Mcqs:
- Which of the following nitrogenous fertilisers has the highest percentage of nitrogen ?
A. Calcium nitrate
B. Calcium ammonium nitrate (CAN)
C. Urea
D. Ammonium sulphate - 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 - Commercial fertilisers are available mostly in the form of__________________?
A. Powder
B. Granules
C. Lumps
D. Flakes - 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 - 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 - Which of the following is not a measure component necessarily to be present in fertilisers ?
A. Nitrogen
B. Potassium
C. Phosphorous
D. Sulphur - Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the__________________?
A. Osmotic pressure of the soil water becomes less than that of the plant sap
B. Soil becomes too alkaline
C. Osmotic pressure of the soil water becomes higher than that of the plant sap
D. Soil becomes too acidic - Potassic fertilisers do not promote the development of ______________________?
A. Stems & leaves during early stage of plant growth
B. Starches of potatoes & grains
C. Sugar of fruits & vegetables
D. Fibrous materials of plants - Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits ?
A. Nitrogenous fertilisers
B. Phosphatic fertilisers
C. Potassic fertiliser
D. None of these
