Explain the role of each of the following in the extraction of metals – InterviewSolution

1.	Explain the role of each of the following in the extraction of metals from their ores : Silica in the extraction of copper.
Answer» Solution :The COPPER ore is heated in a REVERBERATORY furnace after MIXING with silica. In the furnace, iron oxide SLAG off as iron silicate and copper is produced in the form of copper MATTE. `{:(FeO + SiO_(2) to FeSiO_(3)), ("Slag"):}`.

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