Question

what is the role of limestone in the exraction of iron from its oxide fe2o3​

Answer 1

Answer:

limestone is also used to remove impurities from the blast furnaces when making iron.

Answer 2

Answer:

the main role of limestone in extraction of iron is to decomposes in hot furnace and form the calcium oxide . iron is extracted from its ore , haematite , in a blast furnace ...... the limestone decomposes in the hot furnace , forming calcium oxide , this reacts with the sandy impurities (silicon dioxide) to form a slag

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