Cd amalgam is prepared by electrolysis of a solution of `CdCl_(2)`
Channel: Doubtnut
Date: 2020-02-16

Cd amalgam is prepared by electrolysis of a solution of `CdCl_(2)` using a mercury cathode. Find how long (in min) should a current of 5 ampere is passed in order to prepared 12% Cd-Hg amalagam on a cathode of `2.56 g` mercury ? At.wt. of Cd =112.40.