5294Chemical EngineeringMedium
The emf of a Deniell cell “Zn | Zn2+ || Cu2+ | Cu” can be increased by________?
AIncreasing the surface area of the electrodes
BDecreasing the surface area of the electrodes
CIncreasing the concentration of copper sulphate solution
DIncreasing the concentration of zinc sulphate solution
Correct answer
C. Increasing the concentration of copper sulphate solution
Explanation
The correct answer is Increasing the concentration of copper sulphate solution.