The standard electrode potential (E-) values of
Al3+/AI, Ag+/Ag, K+/K and Cr3+/Cr are-1.66 V,
0.80V, -2.93 V and -0.74 V, respectively. The
correct decreasing order of reducing power of the
metal is :
Answers
Answered by
1
Answer:
E
cell
⊖
=(E
red
⊖
)
c
−(E
red
⊖
)
a
0.59V=0.34−(E
red
⊖
)
a
∴E
Ni
2+
∣Ni
⊖
=−0.25V
Thus, the standard electrode potential of the nickel electrode is -0.25 V.
Hence, the correct option is D
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