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Question is

State whether the following statements are true (T) or false (F):

A.

Sodium is found in the native state.

B.

Metals can be recovered from their ores by chemical methods.

C.

Metallic sodium is obtained by electrolysis of molten sodium chloride.

D.

In calcination, the ore is heated with calcium.

E.

In electrolytic refining of copper, pure copper is taken as anode.

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