Question

Briefly describe the manufacture of hydrogen by Bosch process

Answer 1

Bosch process is the process used to prepare di-hydrogen commercially. In this process water gas (CO + H2, prepared from coal and water at 1270 K) is mixed with two times its volume of steam passed over catalyst Fe2O3, in the presence of promoter Cr2O3 or ThO2 at 773 K giving products CO2 and H2.




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Answer 2

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hydrogen gas is manufactured by Bosch process Bosch process consists of following steps:

1. step 1 : production of water
2. step 2: reduction of stem to hydrogen by carbon monoxide
3. step 3: sepration of CO²
4. step 4: separation of unreacted carbon monoxide

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