Easy
Which method is used to obtain pure nickel from impure nickel?
- AMond process
- BVan Arkel method
- CZone refining
- DElectrolytic refining
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Name the common elements present in the anode mud in electrolytic refining of copper. Why are they so present?
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View Solution$Si$ and $Ge$ used for semiconductors are required to be of high purity and hence purified by:
Easy
View SolutionWrite the chemical equations for the Mond process used for the refining of nickel.
Easy
View SolutionMatch the following:
| List-$I$ (Refining Methods) | List-$II$ (Metal to be refined) |
| :--- | :--- |
| $(A)$ Zone refining | $(I)$ Titanium |
| $(B)$ Poling | $(II)$ Tin |
| $(C)$ Liquation | $(III)$ Gallium |
| $(D)$ Vapour phase refining | $(IV)$ Copper |
| List-$I$ (Refining Methods) | List-$II$ (Metal to be refined) |
| :--- | :--- |
| $(A)$ Zone refining | $(I)$ Titanium |
| $(B)$ Poling | $(II)$ Tin |
| $(C)$ Liquation | $(III)$ Gallium |
| $(D)$ Vapour phase refining | $(IV)$ Copper |
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