Easy
The poling process is used when the metal contains:
- AImpurities with a low melting point
- BEasily reducible impurities
- CVolatile impurities
- DImpurity of metal oxide
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Similar Questions
Match List-$I$ with List-$II$ and select the correct answer using the codes given below:
List-$I$ List-$II$ $(I)$ Van Arkel method $a.$ Refining of Titanium $(II)$ Solvay process $b.$ Manufacture of $Na_2CO_3$ $(III)$ Cupellation $c.$ Refining of Copper $(IV)$ Poling $d.$ Refining of Silver
| List-$I$ | List-$II$ |
|---|---|
| $(I)$ Van Arkel method | $a.$ Refining of Titanium |
| $(II)$ Solvay process | $b.$ Manufacture of $Na_2CO_3$ |
| $(III)$ Cupellation | $c.$ Refining of Copper |
| $(IV)$ Poling | $d.$ Refining of Silver |
Easy
View SolutionHigh purity copper metal is obtained by
Easy
View SolutionWhich of the following methods is $NOT$ used for the refining of impure metals in metallurgy?
Easy
View SolutionMetal $X$ obtained from sphalerite ore can be purified by which of the following methods?
Which of the following methods is used for the refining of impure zirconium?
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