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Which of the following statement(s) is/a...

Which of the following statement(s) is/are incorrect ?
I. Zinc can be extracted by self-reduction.
II. A depressant prevents certain type of particel of come in the froth .
III. Copper matte contains ZnS and ` Cu_2S `.
IV. The solidified copper obtained from reverberatory furnance has blistered appearance due to evolution of `SO_2` during the extraction .
The option containing incorrect statements is

A

`Cu_(2)O, FeO`

B

`Cu_(2)S, FeO`

C

`Cu_(2)S, FeS`

D

`CuS, FeS_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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