The standard electrode potential of the two half cells are given belowNi+2+2e-→Ni;E0=-0.25VoltZn+2+2e-→Zn;E0=-0.77voltThe voltage of cell formed by combining the two half cells would be

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away

An Intiative by Sri Chaitanya

– 1.02

+ 0.52 volt

+ 1.02 volt

– 0.52 volt

answer is B.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Zn electrode is having lesser SRP and is anode.Ni electrode is having higher SRP and is cathodeEcell=Eco-Eao =-0.25-(-0.77)=+0.52

Watch 3-min video & get full concept clarity