Which of the following is the costliest source of getting hydrogen on
commercial scale for the manufacture of nitrogenous fertiliser? (A) Coal gasification
(B) Steam reforming of naphtha
(C) Electrolysis of water
(D) Coke oven gas
commercial scale for the manufacture of nitrogenous fertiliser? (A) Coal gasification
(B) Steam reforming of naphtha
(C) Electrolysis of water
(D) Coke oven gas