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In which of the following pair(s) the mi...

In which of the following pair(s) the minerals are converted in to metals by self-reduction process?

A

`Cu_(2)S, PbS`

B

`PbS, HgS`

C

`PbS, ZnS`

D

`Ag_(2)S, Cu_(2)S`

Text Solution

Verified by Experts

The correct Answer is:
A, B
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