MetallurgyHard
Question
Which of the following metals may be present in the anode mud during electrorefining of copper?
I. Gold ; II. Iron, III. Silver ; IV Magnesium
I. Gold ; II. Iron, III. Silver ; IV Magnesium
Options
A.I and II
B.II and IV
C.I and III
D.III and IV
Solution
Anode mud contains Ag, Au as impurities
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