Chemistry, asked by zehramadani828, 1 month ago

Silicon is used to remove irom roasted copper ore

Answers

Answered by TejashreeK

Explanation:

The concentrated ore is heated strongly with silicon dioxide (silica) and air or oxygen in a furnace or series of furnaces. The copper(II) ions in the chalcopyrite are reduced to copper(I) sulfide (which is reduced further to copper metal in the final stage).

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