Which of the following metals is purified commercially by electrolysis? by Sunday | Oct 11 | Chemistry JAMB | 0 comments A. Zn B. Fe C. Sn D. Cu Correct Answer: Option D – Cu Users Also Read These:In the electrolysis of a concentrated solution of…Copper can best be purified by?Which of the following will be applied when a metal…Which of the following ions will migrate to the…Define each of the following terms. 1. Electrolysis…