Electrometallurgical methods of metal extraction is normally used for

1.	Electrometallurgical methods of metal extraction is normally used for those metals___________________?
A.	Whose oxide/ore is not reduced by carbon
B.	Which fall in the category of alkali & alkaline earth metals
C.	Which stands higher in the electrochemical series of the metal
D.	All A, B. & C.
Answer» E.

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Electrometallurgical methods of metal extraction is normally used for those metals___________________?

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