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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: - Which one of the following statements concerning lanthanides elements is false
- A certain current liberated 0.504 g of hydrogen in 2 hours. How many grams
- Ksp of CaSO₄.5H₂O is 9 ˣ 10⁻⁶, find the volume for 1g of CaSO₄ (M.wt, = 136)
- AgNO₃ does not give precipitate with CHCl₃ because
- Indicator used in the titration of oxalic acid and NaOH is
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which one of the following statements concerning lanthanides elements is false
- A certain current liberated 0.504 g of hydrogen in 2 hours. How many grams
- Ksp of CaSO₄.5H₂O is 9 ˣ 10⁻⁶, find the volume for 1g of CaSO₄ (M.wt, = 136)
- AgNO₃ does not give precipitate with CHCl₃ because
- Indicator used in the titration of oxalic acid and NaOH 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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