Chemistry - Electrochemistry Question with Solution | TestHub

Electrolysis is carried out in three cells (A) $1.0\mathrm{M}{\mathrm{OuSO}}_4$ Pt electrode (B) $1.0\mathrm{M}{\mathrm{CuSO}}_4$ copper electrodes (C) $1.0\mathrm{M}\mathrm{KCl}$ Pt electrodes If volume of electrolytic solution is maintained constant in each of the cell, which is correct set of pH changes in $(\mathrm{A}),(\mathrm{B})$ and $(\mathrm{C})$ cell respectively?