Q. 12 C5.0( 2 Votes )
Name the method u
Vapor phase refining- This method is based upon the principle that the impure metal is converted into a suitable volatile compound which on being heated, gets decomposed to give pure metal. Among its examples, we can observe
(i) Mond process (also called carbonyl process)
(ii) van-Arkel de-Boer’s process (also called iodine refining process).
The Mond’s process is used for the purification of Nickel.
The van-Arkel de-Boer’s process is used for the purification of Zr (zirconium), Ti (titanium), V (vanadium), Th (thorium), etc.
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