A) \[\text{C}{{\text{u}}_{\text{2}}}\text{S}\]and \[\text{FeS}\]
B) \[\text{CuS}\]and \[\text{F}{{\text{e}}_{\text{2}}}{{\text{S}}_{\text{3}}}\]
C) \[\text{Fe}\]
D) \[\text{C}{{\text{u}}_{\text{2}}}\text{S}\]
Correct Answer: D
Solution :
Matte mainly contains\[C{{u}_{2}}S.\]
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