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Select the correct option(s)....


Select the correct option(s).

A

The flow chart represents extraction of Pb from PbS.

B

Concentration of ore involves use of NaCN as depresant.

C

Metal obatined conatins Ag as one of the impurities which is removed by Parke's process.

D

Impure metal is very soft.

Text Solution

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The correct Answer is:
A,B,C
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