General Principles And Processes Of Isolation Of Elements

  • Question
    CBSEENCH12010443

    What is the role of zinc metal in the extraction of silver?

    Solution

    In the extraction of silver, zinc metal act as reducing agent. 
    2[Ag(CN)2]-(aq.) + Zn(s) --> 2Ag(s) + [Zn(CN)4]2-(aq.)

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