Which method is used to get very pure germanium used in semiconductor ?

Vapour-phase refining

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Electrolysis

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Liquation

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Zone-refining

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Solution

The correct option is C Zone-refining
Zone-refining is very useful for producing semiconductor and other metals of very high purity, e.g., germanium, silicon, boron,gallium and indium.
Option D is correct.

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Similar questions

How are metals used as semiconductors refined? What is the principle of the method used like germanium, silicon etc?

Ultra pure form of germanium is used to make:

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