1.

Writetheanem ofthemethodused forrefining ofthefollowing metals : (i) Titanium(ii) Germanium(iii) Copper

Answer»

SOLUTION :(i) Titanium - vanArkelsinceit makesavolatileiodideatlowere temperatureanddecomposesatahighertemperature.
(II) GERMANIUM- Zone refiningsincetheimpuritiespresentin Gearemoresolubleinthemoltenstatethaninthesolidstateofthe metal.
(iii) Copper-Electrolyticrefining.


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