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Silver containing lead as impurity is removed by.

$ (a)\;\text{Poling} \\(b)\;\text{cupellation .} \\(c)\;\text{lavigation} \\ (d)\;\text{distillation} $

1 Answer

This is the process by which we can separate the noble metals such as,gold or silver from base metals
Hence b is the correct answer.


answered Mar 20, 2014 by meena.p
edited Feb 20 by sharmaaparna1

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