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

Options

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

C

Explanation

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 `rarr Cu_(2)S` and FeS