Question

Which method of purification is represented by the following equations?

$Ni+4CO$ $\stackrel{{70}^{\circ }C}{\to }$ $Ni(CO{)}_4$ $\stackrel{{180}^{\circ }C}{\to }$ $Ni+4CO$

• A. van Arkel
• B. Zone refining
• C. Mond’s process
• D. Cupellation

Answer 1

The correct option is C

Mond’s process

Which method of purification is represented by the following equations?

$Ni+4CO$ $\stackrel{{70}^{\circ }C}{\to }$ $Ni(CO{)}_4$ $\stackrel{{180}^{\circ }C}{\to }$ $Ni+4CO$