General Principles and processes of Isolation of Elements
medium

મોન્ડ પ્રક્રમનો ઉપયોગ ............. માટે થાય છે.

A

$Mo$ નુ નિષ્કર્ષણ 

B

$Zn$ નુ નિષ્કર્ષણ

C

$Zr$ અને $Ti$ નુ શુદ્ધિકરણ

D

$Ni$ નુ શુદ્ધિકરણ

(JEE MAIN-2019)

Solution

The mond’s process is used for refining of nickel as per following reaction. $\mathop {Ni}\limits_{{\text{Impure}}}  + CO\left( g \right)\xrightarrow[{330 – 350\,K}]{\Delta }Ni{\left( {CO} \right)_4}\left( l \right)\xrightarrow[{450 – 470\,K}]{\Delta }\mathop {Ni\left( s \right)}\limits_{{\text{Pure}}}  + 4CO\left( g \right)$

Standard 12
Chemistry

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