Question:
Which one of the following methods can be used to obtain highly pure metal which is liquid at room temperature ?
Which one of the following methods can be used to obtain highly pure metal which is liquid at room temperature ?
Updated On: Jul 19, 2024
- Electrolysis
- Chromatography
- Distillation
- Zone refining
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The Correct Option is C
Solution and Explanation
Only metal stable in liquid state at room temperature is $Hg$. It has non volatile impurity. Therefore, it is purified by distillation
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Concepts Used:
Refining
Refining is an industrial process of reducing the impurities of a substance. In simpler terms, refining is a process of purification of metals to remove the impurities from them to obtain the metals in the purest form.
Refining Methods of Metals
There are various methods used in the refining process of metals. They are listed below-
- Distillation
- Liquidation
- Poling
- Oxidation
- Electrolytic refining
- Zone refining
- Vapour phase refining
- Van-Arkel method
- Chromatographic method
Check: Zone Refining