Commercial production of hydrogen for the manufacture of nitrogenous fertilisers is done by________________?
Correct answer: D. All A., B. and C.
- 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.
Explanation
Hydrogen for fertilizer plants may be obtained by reforming hydrocarbons, electrolysing water, or recovering it from coke-oven gas. Thus all three listed routes are recognized commercial sources, although their economics differ.
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