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Which one of the following statements is...

Which one of the following statements is not correct ?

A

van-Arkel is method is used for refining of zinconlum

B

mond process is used for refining of nickel

C

zone refining is based on the principle that the impurities are more soluble in the melt than in the solid state of the metal

D

High melting metal are refined by equation

Text Solution

Verified by Experts

The correct Answer is:
D
Liquation method is used for refining of such impure metals that are readily fusible (having low melting points ) such as Pb, Sn, Bi and Hg as compared to impurities (less fusibile ).
the other queen statements are correct.
Hence, optioni (d) is incorrect.
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