1. Tardigrade
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  3. Chemistry
  4. Zone refining method is useful in the refining of I. indium II. gallium III. silicon IV. titanium.

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Q. Zone refining method is useful in the refining of
I. indium
II. gallium
III. silicon
IV. titanium.

General Principles and Processes of Isolation of Elements

Solution:

Zone refining method is used for germanium, silicon, boron, gallium and indium, but titanium is refined by van Arkel method.