A) copper
B) iron
C) silver
D) zinc
Correct Answer: C
Solution :
\[4Ag+8C{{N}^{-}}+2{{H}_{2}}O+{{O}_{2}}\xrightarrow{{}}4{{[Ag{{(CN)}_{2}}]}^{-}}\] \[+\,4O{{H}^{-}}\] This process is called cyanide process. It is used in the extraction of silver from argentite \[(A{{g}_{2}}S)\]You need to login to perform this action.
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