A negative Eo means that the redox couple is a stronger reducing agent than the H+/H2  couple 2 A positive Eo means that the redox couple is a weaker reducing agent than the H+/H2  couple Rationalised 2023-24
38
Chemistry
In Daniell cell, the electrode potential for any given concentration of
Cu2+ and Zn2+ ions, we write
For Cathode:


Cu2
/Cu
E

 = 
(
)
2+
o
Cu
/Cu
E
 – RT
F
2  ln


2
1
Cu
aq





(2