Explain the Mond process for the refining of | vedclass

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(B) In the $Mond$ process,impure $Nickel$ is heated in a stream of carbon monoxide $(CO)$ to form a volatile complex,$Nickel$ tetracarbonyl.This compl

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Vapour phase refining

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(B) In the $Mond$ process,impure $Nickel$ is heated in a stream of carbon monoxide $(CO)$ to form a volatile complex,$Nickel$ tetracarbonyl.This complex is then decomposed at a higher temperature to obtain pure $Nickel$ metal.The chemical reactions are:$Ni(s) + 4CO(g) \xrightarrow{330-350 K} Ni(CO)_4(g)$$Ni(CO)_4(g) \xrightarrow{450-470 K} Ni(s) + 4CO(g)$

Explain the $Mond$ process for the refining of $Nickel$.

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