Which methods would you recommed for the purification of impure metals such as zinc. Copper and germanium metals ?

Which method is used for the purification of more reactive metals?

Is there any other name for purification of impure metal ?

Which method is used for the purification of very reactive metals?

Discuss a method for the purification of impure naphthalene.

Suggest methods for purification of the following.impure metals.Copper.

You are provided with samples of some impure metals such as zinc, germanium. Which method would you recommend for the purification of each of these metals?

You are provided with samples of some impure metals such as titanium and nickel. Which method would you recommend for the purification of each of these metals?

Discuss the chromatographic method for purification of crude metals.