BITSAT Chemistry Electrochemistry Online Test Set A

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Question 1

Question

Electrolysis is carried out in three cells

(A) 1.0 M CuSO4تPt electrode

(B) 1.0 M CuSO4تcopper electrodes

(C) 1.0 M KCl Pt electrodes

If volume of electrolytic solution is maintained constant in each of the cell, which is correct set of pH changes in (A), (B) and (C) cell respectively ?

Answer
Increase, constant, increase
Decrease in all the three
Decrease, constant, increase
Increase in all the three