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Germanium of very high purity is obtained by
Options
(a) liquation
(b) vapour phase refining
(c) distilation
(d) zone refining
Correct Answer:
zone refining
Explanation:
Metals of high purity are obtained by zone refining, e.g., silicon,germanium,boron,gallium, indium.
Related Questions: - The solubility of saturated solution of calcium fluoride is 2 ˣ 10⁻⁴ moles
- The coordination number and oxidation state number of Cr in K₃ Cr (C₂O₄)₃
- Activated charcoal is used to remove colouring matter from pure substances.
- Which does not exist
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Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The solubility of saturated solution of calcium fluoride is 2 ˣ 10⁻⁴ moles
- The coordination number and oxidation state number of Cr in K₃ Cr (C₂O₄)₃
- Activated charcoal is used to remove colouring matter from pure substances.
- Which does not exist
- The most common lanthanide is
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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