The extraction of copper from copper pyrites involves the formation of 'matte' in a reverberatory or — Metallurgy and Isolation of Elements Chemistry Question
Question
The extraction of copper from copper pyrites involves the formation of 'matte' in a reverberatory or blast furnace prior to Bessemerisation. What is the primary chemical composition of this matte?
Answer: B
💡 Solution & Explanation
After roasting, the ore is smelted. The product obtained is called copper matte, which is primarily a molten mixture of Copper(I) sulphide ($Cu_2S$) and Iron(II) sulphide ($FeS$), with $Cu_2S$ being the major component.
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