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प्रश्न
Write the principle behind the following methods of refining:
Vapour-phase refining
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उत्तर
Vapour-phase refining:
Vapour-phase refining is the process of refining metal by converting it into its volatile compound and then, decomposing it to obtain a pure metal. To carry out this process,
(i) the metal should form a volatile compound with an available reagent.
(ii) the volatile compound should be easily decomposable, so that the metal can be easily recovered. This method is used for refining nickel, zirconium and titanium.
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संबंधित प्रश्न
Name the method used for the refining of Nickel metal.
Explain:
Zone refining
Outline the principles behind the refining of metals by the following methods:
Zone refining method
Electrolytic refining is used to purify which of the following metals?
Which method is used for refining Zr and Ti? Explain with equation.
Which one of the following methods can be used to obtain highly pure metal which is liquid at room temperature?
Describe a method for refining nickel.
Describe a method for refining nickel.
Describe a method for refining nickel.
Describe a method for refining nickel.
