MetallurgyHard
Question
Silver can be separated from lead by :
Options
A.fractional crystallisation
B.liquation
C.cupellation
D.addition of zinc (Parke′s method)
Solution
Molten silver preferentially dissolves in molten zinc forming silver-zinc alloy - Which is lighter and has higher melting point. Therefore, (D) option is correct.
Create a free account to view solution
View Solution FreeMore Metallurgy Questions
Carbon reduction method is employed for commercial extraction of metal from amongst these:...Calcium silicate slag formed in extraction of iron...The iron obtained from the blast furnace is called :...During initial treatment, preferential wetting of ore by oil and gangue by water takes place in...The beneficiation of the sulphide ores is usually done by...