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A. Herber process
B. Regrigration process
C. Contact process
D. All of these

Submitted by: Munwar Ali Sohu

Ammonia is industrially prepared by the Haber process, a chemical method that uses nitrogen gas and hydrogen gas to synthesize ammonia. One nitrogen gas molecule reacts with three hydrogen gas molecules over finely divided iron as a catalyst to produce two ammonia molecules.

Correct Answer: Herber process

Last Updated: November 10, 2019