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General Principles and processes of Isolation of Elements
hard
During the process of electrolytic refining of copper, some metals present as impurity settle as 'anode mud'. These are
A
$Sn $ and $Ag$
B
$Pb$ and$ Zn$
C
$Ag$ and$ Au$
D
$Fe $ and$ Ni$
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Solution
(c)$Au $ and $Ag$ settle down below the anode as anode mud during the process of electrolytic refining of copper.
Standard 12
Chemistry