Prateek Asked :
Q. Which of the following type of polarization has a negligible effect on velocity?
A. Concentration polarization
B. Activation polarization
C. Concentration polarization and Activation polarization
D. Neither concentration nor Activation polarization
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Explanation: Activation polarization is the mechanism of polarization in which the activation energy of reactants at the interface is the driving force. It has a negligible effect on velocity as it is independent of diffusion of ions in the bulk solution.