Question
Chemistry Question on General Principles and Processes of Isolation of Elements
During the process of electrolytic refining of copper, some metals present as impurity settle as anode mud. These are
A
Fe and Ni
B
Ag and Au
C
Pb and Zn
D
Se and Ag
Answer
Ag and Au
Explanation
Solution
During electrolysis, noble metals like Ag,Au and Pt are not affected and separate as anode mud from impure anode.