Aqueous solution of `Na_(2)SO_(4)` containing a small amount of HPh is electrolysed using Pt-electrodes. The colour of the solut

Aqueous solution of `Na_(2)SO_(4)` containing a small amount of HPh is electrolysed using Pt-electrodes. The colour of the solution after some time will:
A. remains colourless
B. change from pink to colourless
C. change from colourless to pink
D. remain pink

Aqueous solution of `Na_(2)SO_(4)` containing a small amount of HPh is electrolysed using Pt-electrodes. The colour of the solution after some time wi

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