Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 60E
Related questions
Question
Transcribed Image Text:Question 27
Using:
TABLE 12.1 Standard reduction potentials Eº at 25°C
Half-reaction
Strongest F₂(g) +20
oxidising
agent
(oxidant)
S₂0₂² (aq) + 2e-
PbO (s) + HSO, (aq) + 3H*(aq) + 2e
2HOCI(aq) + 2H+ (aq) + 2e
MnO₂ (aq) + 8H(aq) + 5e
Bro, (aq) + 6H(aq) + 6e-
PbO(s) + 4H(aq) + 2e
CIO, (aq) + 6H(aq) + 6e-
Aus+ (aq) + 3e
CIO, (aq) + 8H+ 8e™
Cl₂(g) +2e-
O₂(g) + 4H(aq) + 4e¯
Br₂(aq) +2e
NO₂ (aq) + 4H+ (aq) + 3e-
Ag*(aq) + e
Fe³+ (aq) + e
1₂5) +2e-
NIO₂ (s) + 2H₂O() +20
Cu²+(aq) + 2e-
Cl₂(aq) + 40H(aq)
Hg₂Cl(s) + 2e™
AgC(s) + e
SO2 (aq) + 4H(aq) + 2e
Sn+ (aq) + 29-
AgBr(s) + e-
2H¹(aq) + 2e™
Sn²+ (aq) + 29-
NP2²+ (aq) + 2e™
Co²+ (aq) + 2e
PbSO4(s) +H*(aq) + 2e™
Cd²+ (aq) + 2e-
Fe²+ (aq) + 2e-
Cr³+ (aq) + 3e-
Zn²+(aq) + 2e
2H₂O(l) +2e
Al³+ (aq) + 3e
Mg²+ (aq) + 2e™
Na+ (aq) + e
Weakest Ca²(aq) + 2e
oxidising
agent
(oxidant) L(aq) + e
K*(aq) + e
-
1
1
M
T
-
=
=
=
=
1
=
T
T
-
1
-
-
1
M
T
-
=
T
1
T
T
T
-
-
-
=
2F (aq)
250,- (aq)
PbSO,(s) + 2H₂O(1)
Ch₂(g) + 2H₂O(1)
Mn² (aq) + 4H₂O(1)
Br (aq) + 3H₂O(1)
Pb²+ (aq) + 2H₂O(1)
Cl(aq) + 3H₂O(l)
Aus)
Cl(aq) + 4H₂O
2Cl(aq)
2H₂O)
2Br (aq)
NO(g) + 2H₂O(1)
Agis)
Fe²+ (aq)
21-(aq)
NI(OH) (s) + 2OH(aq)
Cu(s)
2001 (aq) + 2H₂O(1) + 2e-
2Hg() + 2Cl(aq)
Ag(s) + Cl(aq)
H₂SO (aq) + H₂O(1)
Sn²+ (aq)
Agis) + Br (aq)
H₂(g)
Sn(s)
Nis)
Co(s)
Pb(s) + HSO₂ (aq)
Cals)
Fe(s)
Cris)
Zn(s)
H₂(g) + 2OH(aq)
Al(s)
Mg(s)
Na(s)
Ca(s)
K(s)
LI(S)
E* (volts)
+2.87
+2.01
+1.69
+1.63
+1.51
+1.47
+1.46
+1.45
+1.42
+1.38
+1.36
+1.23
+1.07
+0.96
+0.80
+0.77
+0.54
+0.49
+0.34
+0.32
+0.27
+0.23
+0.17
+0.15
+0.07
0
-0.14
-0.25
-0.28
-0.36
-0.40
-0.44
-0.74
-0.76
-0.83
-1.66
-2.37
-2.71
-2.76
-2.92
-3.05
Weakest
reducing
agent
(reductant)
Strongest
reducing
agent
(reductant)
calculate the Eºcell for a galvanic cell constructed using zinc (Zn) and
silver (Ag) electrodes.
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