The oxidation ptentials of `Zn, Cu, Ag, H_2` and Ni are `0.76, - 34, - 0.80 . 0. 00, 0. 25` volt, respectively. Which of the following reactions will provide maximum voltage ?A. `Zn + Cu^(2) rightarrow Cu + Zn^(2+)`B. `Zn + 2Ag^(+) rightarrow 2Ag + Zn^(2+)`C. `H_(2) + Ci^(2+) rightarrow 2H^(+) + Cu`D. `H^(2) + Ni^(2+) rightarrow 2H^(+) + Ni`

The oxidation ptentials of `Zn, Cu, Ag, H_2` and Ni are `0.76, - 34, -

1.	The oxidation ptentials of `Zn, Cu, Ag, H_2` and Ni are `0.76, - 34, - 0.80 . 0. 00, 0. 25` volt, respectively. Which of the following reactions will provide maximum voltage ?A. `Zn + Cu^(2) rightarrow Cu + Zn^(2+)`B. `Zn + 2Ag^(+) rightarrow 2Ag + Zn^(2+)`C. `H_(2) + Ci^(2+) rightarrow 2H^(+) + Cu`D. `H^(2) + Ni^(2+) rightarrow 2H^(+) + Ni`
Answer» Correct Answer - B

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