Q.
ENi+2/Ni0 = −0.25V; EPt,12Cl2/Cl−0 = +1.36V then the spontaneous reaction involves
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a
Oxidation of Ni
b
Reduction of Ni+2
c
Oxidation of Cl-
d
All the above statements are correct
answer is A.
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Detailed Solution
SRP of Nickel electrode is less .. It acts like anodeSRP of Chlorine electrode is high.. It acts like cathode∴ At anode Nis → Ni+2aq+2e−At cathode Cl2g+2e−→ 2Cl−aqNis +Cl2g → Ni+2aq+2Cl−aq
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