Question:

The Mond process is used for the

Updated On: Aug 22, 2024
  • extraction of Mo
  • Purification of Ni
  • Purification of Zr and Ti
  • Extraction of Zn
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The Correct Option is B

Solution and Explanation

The mond?? process is used for refining of nickel as per following reaction. $ { $\underset{\text{Impure}}{ {Ni}} +CO(g)$ $\underset{\text{}}{ {}}$ }$$ { ->[{\Delta}][{330 - 350K}] }$$ {Ni(CO)4 (l) ->[{\Delta}][{450 - 470K}] }$$ { $\underset{\text{Pure}}{ {Ni (s)}}$ + 4CO (g) $\underset{\text{}}{ {}}$ }$
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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