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Which one of the following set of metals deposits as anode mud during the process of electrolytic refining of copper?
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Ag and Au
In the electrolytic refining of copper, anodic mud contains less electropositive metals like Ag, Au, Pt, Pd, etc and impurities like Fe, Zn, Ni, Sn, Pb etc. which are more electropositive metals pass into the solution.
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