calculate the Eºcell for a galvanic cell constructed using zinc (Zn) and silver (Ag) electrodes.

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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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.
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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