Question

a method for refining nickel​

Answer 1

Explanation:

Mond's process is the method used for refining of nickel metal. In this process, nickel is heated in a steam of carbon monoxide to form volatile nickel carbonyl Ni(CO)4. Nickel carbonyl vapours on further heating, decomposes giving pure nickel.

Answer 2

Mond's process is the method used for refining of nickel metal. In this process, nickel is heated in a steam of carbon monoxide to form volatile nickel carbonyl Ni(CO)4. Nickel carbonyl vapours on further heating, decomposes giving pure nickel.