Medium
The refining method used when the metal and the impurities have low and high melting temperatures,respectively,is
- Azone refining
- Bliquation
- Cvapour phase refining
- Ddistillation
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During the refining of copper,the methane gas produced acts as a reducing agent. What is its specific role?
Medium
View SolutionThe purest zinc is made by
Match the following:
List-$I$ (Process) List-$II$ (Metal) $A$. Hall-Heroult process $I$. $Ti$ $B$. Mond process $II$. $In$ $C$. van-Arkel process $III$. $Al$ $D$. Zone refining process $IV$. $Ni$
The correct answer is:
| List-$I$ (Process) | List-$II$ (Metal) |
|---|---|
| $A$. Hall-Heroult process | $I$. $Ti$ |
| $B$. Mond process | $II$. $In$ |
| $C$. van-Arkel process | $III$. $Al$ |
| $D$. Zone refining process | $IV$. $Ni$ |
The correct answer is:
Zone refining is used for the purification of
Easy
View SolutionThe method,which is based on the principle that "different components of a mixture are differently adsorbed on an adsorbent" is called
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