NCERT Class XI Chemistry Hydrogen Solutions

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Question : 4
Total: 36
How can the production of dihydrogen, obtained from ‘coal gasification’, be increased?
Solution:  
The process of producing ‘syngas’ from coal is called “coal gasification”.
C(s)+H2O(g)
1270K
CO(g)+H2(g)
The production of dihydrogen can be increased by reacting carbon monoxide of syngas mixtures with steam in the presence of iron chromate as catalyst.
CO(g)+H2O(g)
673K
Catalyst
CO2(g)+H2(g)
This is called water-gas shift reaction.
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