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:Which of the following non-metals reacts most…Five metals represented by the letters V to Z are…Which of the following will be applied when a metal…Which of the following metals is common to both…Electrolysis is applied in the following processes except?