The following are some statements about normal hydrogen electrode
a) when a Zn electrode is in combination of NHE, Zn electrode acts as cathode
b) when a Cu electrod is in combination with NHE, Cu electrode is the anod
c) When a ''Ag'' electrode is in combination with NHE,Ag electrode is the anode
d) When a chlorine electrode is in combination with NHE, chlorine electrode is the anode

Options

A. only is correct
B. all are correct
C. all are incorrect
D. both b and c correct

Answer

C