Maximizing Cell Potential (Jee Mains) | ExamDuo
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Electrochemical Cells
Medium
Maximizing Cell Potential
For the cell Zn(s) |
Z
n
2
+
(aq) ||
M
x
+
(aq) | M(s),different half cells and their standard electrodepotentials are given below :
M
x
+
(aq) / M(s)
A
u
3
+
(aq) / Ag (s)
A
g
+
(aq) / Ag (s)
F
e
3
+
(aq) /
F
e
2
+
(s)
F
e
2
+
(aq) / Fe (s)
E
°
M
x
+
∕
M
(
v
)
1.40
0.80
0.77
- 0.44
If
E
°
Z
n
2
+
∕
Z
n
= - 0.76 V , which cathode will give amaximum value of
E
°
cell
per electron transferred ?
Ask about this question
SELECT ONE OPTION
A
F
e
3
+
/
F
e
2
+
B
A
g
+
/ Ag
C
A
u
3
+
/ Au
D
F
e
2
+
/ Fe
Check