A) To oxidise it
B) To reduce it
C) To remove vaporisable impurities
D) To obtain an alloy
Correct Answer: B
Solution :
Smelting is a process of reducing metal oxide to metal by means of coke or \[CO\]. \[F{{e}_{2}}{{O}_{3}}+3C\to 2Fe+3CO\] \[F{{e}_{2}}{{O}_{3}}+3CO\to 2Fe+3C{{O}_{2}}\]
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