MCQOPTIONS
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| 1. |
*$_Hydrogen gas is not produced commercially (for nitrogeneous fertiliser manufacture) by? |
| A. | Iron-steam reaction |
| B. | Electrolysis of water |
| C. | Steam reforming of naphtha |
| D. | Its cryogenic separation from coke oven gas |
| Answer» B. Electrolysis of water | |