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Main ore of lead is gaalena.This is mine...

Main ore of lead is gaalena.This is mined and separated from other minerals by froth flotation.There are two methods of extracting the lead.
(i)First method involves the roasting of ore followed by reduction with coke or CO.
(ii)Second method involves the partial roasting of ore followed by self reduction.
Partial roasting of galena gives :

A

only PbS

B

only PbO

C

PbS+PbO

D

PbO+Pb

Text Solution

Verified by Experts

The correct Answer is:
C
`3PbS+3O_2 (air) to PbS+2PbO+2SO_4`
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