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Get Answers to all your Questions
Give the chemical reactions involved in the leaching of silver. What is the role of in this process ?
Answers (1)
4 Ag + 8CN- + 2H2O + O2 4[Ag (CN)2]- + 4OH-
2[Ag (CN)2] - + Zn [Zn (CN)4]2- + 2 Ag
Zn acts as a reducing agent.
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