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In the leaching of Ag(2)S with NaCN, a s...

In the leaching of `Ag_(2)S` with NaCN, a stream of air is also passed. It is because of :

A

reversible nature of eaction between `Ag_(2)S` and NaCN

B

to oxide `Na_(2)S` formed into `Na_(2)SO_(4)` and sulphur

C

both (a) and (b)

D

none of the above

Text Solution

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The correct Answer is:
C
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