Easy
The method used for producing semiconductor grade metals of high purity is
- Apoling
- Belectrolysis
- Czone refining
- Dvapour phase refining
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Similar Questions
The refining method used when the metal and the impurities have low and high melting temperatures,respectively,is
Which of the following employ$(s)$ thermal decomposition of volatile iodide compounds?
Easy
View SolutionMatch 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:
Outline the principles of refining of metals by the following methods:
$(i)$ Zone refining
$(ii)$ Electrolytic refining
$(iii)$ Vapour phase refining
$(i)$ Zone refining
$(ii)$ Electrolytic refining
$(iii)$ Vapour phase refining
Medium
View SolutionThe Van Arkel method for the purification of metals involves the conversion of the metal into a .........
Easy
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