Question

When copper ore is mixed with silica, in a reverberatory furnace copper matte is produced. The copper matte contains

• A. sulphides of copper $(II)$ and iron $(II)$
• B. sulphides of copper $(II)$ and iron $(III)$
• C. sulphides of copper $(I)$ and iron $(II)$
• D. sulphides of copper $(I)$ and iron $(III)$

Answer 1

Answer: (C)

sulphides of copper $(I)$ and iron $(II)$

Answer 2

When copper ore is mixed with silica in a reverberatory furnace copper matte is produced. The copper matte contains sulphide of copper (I) and iron (II). Copper matte $\rightarrow Cu_2S$ and $FeS$