A) \[CaO+Si{{O}_{2}}\to CaSi{{O}_{3}}\]
B) \[2FeS+3{{O}_{2}}\to 2Fe+S{{O}_{2}}\]
C) \[FeO+Si{{O}_{2}}\to FeSi{{O}_{3}}\]
D) \[F{{e}_{2}}{{O}_{3}}+3CO\to 2Fe+3C{{O}_{2}}\]
Correct Answer: D
Solution :
In blast furnace at 400-600oC for the smelting of iron, following takes place:- \[F{{e}_{2}}{{O}_{3}}+3CO\to 2Fe+3C{{O}_{2}}\]
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