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Discussion :: Chemistry

  1. Zone refining is used for the purification of

  2. A.

     Au

    B.

     Ge

    C.

     Ag

    D.

     Cu

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    Answer : Option B

    Explanation :

    Zone refining is a very useful method to get metals with very high purity such as silicon and germanium. It is also referred to as zone melting, floating zone process, and travelling melting zone.


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