Blast furnace gas constitutes mainly of_________________?
Correct answer: C. N2 & CO
- A. N2 & CH4
- B. N2 & H2
- C. N2 & CO
- D. CH4 & CO2
Explanation
Blast-furnace gas contains a large amount of nitrogen from the air blast and carbon monoxide formed during coke combustion and reduction reactions. Hence, nitrogen and carbon monoxide are its principal constituents.
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