| ⇦ | 
| ⇨ |
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: - Using the Gibb’s energy change,ΔG⁰ = +63.3 kJ, for the following reaction
- Number of molecules in one litre of water is close to
- The strained tetracyclic alkane is isomerized thermally to the cyclic alkene.
- The oxidation number of sulphur is -1 in
- 2-Acetoxy benzoic acid is used as an
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Using the Gibb’s energy change,ΔG⁰ = +63.3 kJ, for the following reaction
- Number of molecules in one litre of water is close to
- The strained tetracyclic alkane is isomerized thermally to the cyclic alkene.
- The oxidation number of sulphur is -1 in
- 2-Acetoxy benzoic acid is used as an
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply