NEETprep Helpline
Using the standard electrode potential, find out the pair between which redox reaction is not feasible.
E⊝values:Fe3+/Fe2+=+0.77;I2/I-=+0.54;Cu2+/Cu=+0.34;Ag+/Ag=+0.80V
1. Fe3+ and I-
2. Ag+ and Cu
3. Fe3+ and Cu
4. Ag and Fe3+
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