Kappanna, A.N.Visveswara rao, A.2011-11-242011-11-242011-11-24http://hdl.handle.net/1968424/101Cathod discharge potentials in the electrolysis of magnesium cloride and magnesium sulphate indicate the possibility of magnesium deposition on a mercury cathod. experiments carried out under different coditions show that magnesium is deposited. the current efficiency, however, is very low and never exceeds, under the most favourable conditions,7-8%.enArticle