Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) General Science Chemistry Electrochemistry

Using the standard electrode potential, find out the pair between which redox reaction is not feasible.

EΘ values : Fe3+/Fe2+ = + 0.77; I2 /I– = + 0.54;

Cu2+/Cu = + 0.34; Ag+ /Ag = + 0.80 V

1
Fe3+ and I– 
2
Ag+ and Cu
3
Fe3+ and Cu
4
Ag and Fe3+ 
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