The standard electrode potentials of Zn and Ni are respectively $-0.76$ V and $-0.25$ V. Then the standard emf of the spontaneous cell by coupling these under standard conditions is
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- $+1.01$ V
- $-0.51$ V
- $+0.82$ V
- $+0.25$ V
- $+0.51$ V
The Correct Option is
Solution and Explanation
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