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Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Question
What is the standard state Gibbs Free energy (ΔG°), in kilojoules (kJ), for this reaction:
Pb2+(aq) +Mg(s) <---> Pb(s) + Mg2+(aq)
(Give answer to 3 S.F. and do not include the units of measure)

Transcribed Image Text:APPENDIX
STANDARD REDUCTION
POTENTIALS AT 25 °C
E (V
Half-Reaction
E°(V)
→ H2(g) + 2 OH (ag)
-0.83
+0.10 | HO2 (aq) + H2O(7) + 2 e –→ 3 OH (ag)
2 H2O(1)
Half-Reaction
+0.80 | 2 H20(1) + 2 e
Ag*(aq) + e
→ Ag(s)
+0.88
H,O2(aq) + 2 H“(aq) + 2 e
2 Hg(1)
AgBr(s) + e
Ag(s) + Br¯(aq)
+1.78
+0.22
AgCl(s) + e →
Ag(s) + Cl¯(aq)
+0.79
-0.31
Hg* (aq) + 2 e
Hg* (aq)
2 Hg²*(aq) + 2 e¯ →
Hg(1)
Ag(CN)2 (aq) + e¯ → Ag(s) + 2 CN (aq)
+0.92
+0.45
Ag¿CrO4(s) + 2 e → 2 Ag(s) + CrO,²-(aq)
+0.85
-0.15
Hg²* (aq) + 2 e
Agl(s) + e
Ag(s) + I (aq)
+0.54
+0.01
2(s) + 2 e¯ → 21 (aq)
I2(s) + 6 H2O(1)
2 IO3 (aq) + 12 H*(aq) + 10 e
→ K(s)
→ Ag(s) + 2 S2O²-(aq)
Ag(S2O3)2*¯(aq) + e
Al (aq) + 3 e
+1.20
-1.66
→ Al(s)
-2.92
+0.56
K*(aq) + e
H3ASO4(aq)
2 H*(aq) + 2 e¯ →
H3ASO3(aq) + H2O(1)
→ Li(s)
-3.05
-2.90
Li*(aq) + e
Ba2*(aq) + 2 e¯ → Ba(s)
Mg(s)
-2.37
+ 2e -
BiO*(aq) + 2 H*(aq) + 3 e
Bi(s) + H2O(1)
+0.32 | Mg²*(aq)
Mn(s)
-1.18
→ 2 Br¯(aq)
+1.07 | Mn²+(ag) + 2 e¯ →
Br2 (1) + 2 e
Mn²* (aq) +
2 H¿O(1)
+1.23
+1.52
2 BrO3 (aq) + 12 H*(aq) + 10 e¯ →
MnO2(s) + 4 H*(aq) + 2 e
Br2(1) + 6 H20(1)
(aq) + 4 H,0(1)
MnO2(s) + 4OH (aq) +0.59
→ Mn² +
+1.51
-0.49
2 CO2(8) + 2 H*(aq) + 2 e
MnO4 (aq) + 8 H*(aq) + 5 e
H2C2O4(aq)
Ca2"(aq)
-2.87
MnO4 (aq) + 2 H2O(1) + 3 e →
+ 2 e → Ca(s)
-0.40
NO(8) + H2O(1)
+1.00
Cd²"(aq)
HNO2(aq) + H*(aq) + e¯
+ 2e → Cd(s)
Ce*(aq) + e
Ce (aq)
+1.61
N2(8) + 4 H2O(1) + 4 e
4 OH (aq) + N,H4(aq)
-1.16
Cl2(g) + 2 e →2 Cl¯(aq)
+1.36 | N2(8) + 5 H*(aq) + 4 e
N2H5 (aq)
-0.23
Cl2(8) + 2 H2O(1)
+1.63
NO3 (aq) + 4H*(aq) + 3 e¯ → NO(g) + 2 H2O(I)
+0.96
2 HC1O(aq) + 2 H*(aq) + 2 e¯ →
CIO (aq) + H2O(1) + 2 e¯ –→ Cl^(aq) + 2 OH (aq)
+0.89
Na*(ag) + e¯ →
Na(s)
-2.71
2 CIO3 (aq) + 12 H*(aq) + 10 e
Cl2(8) + 6 H2O(1)
+1.47
Ni²* (aq) +
2e¯ –→ Ni(s)
-0.28

Transcribed Image Text:-0.28
Co2+
(aq) + 2 e → Co(s)
-0.28
O2(8) + 4 H*(aq) + 4 e¯ →
2 H2O(1)
+1.23
Co3+
- Co2" (aq)
(aд) + e —
+1.84
O2(8) + 2 H2O(1) + 4 e
→ 4 OH (aq)
+0.40
Cr3*(ag) + 3 e
Cr(s)
-0.74
O2(8) + 2 H*(aq) + 2 e¯
H,O2(aq)
+0.68
Cr* (ag) + e¯ → Cr²*(aq)
-0.41
O3(8) + 2 H*(aq) + 2 e¯
O2(8) + H2O(1)
+2.07
Cr20, (aq) + 14 H*(aq) + 6 e →
2 Cr3*(aq) + 7 H2O(1) +1.33 | Pb²*(aq) + 2 e →
Pb(s)
-0.13
CrOf (aq) + 4 H20(1) + 3 e¯ →
-0.13 PbO2(s) + HSO4 (aq) + 3 H* (aq) + 2 e
+1.69
Cr(OH)3(s) + 5 OH (aq)
Cu²" (ag) -
+ 2 e
Cu(s)
+0.34 | PBSO4(s) + H*(aq) + 2 e
PBSO4(s) + 2 H,O(1)
Cu²+ (aq) + e¯ → Cu*(aq)
Pb(s) + HSO4 (aq)
-0.36
+0.15 PtCl (aq) + 2 e¯ – Pt(s) + 4 Cl (aq)
+0.73
Cu*(aq) + e
Cu(s)
+0.52 S(s) + 2H*(aq) + 2 e
+0.14
H2S(8)
-0.19 | H2SO3(aq) + 4 H*(aq) + 4 e
+2.87 | HSO4 (aq) + 3 H*(aq) + 2 e
Cul(s) + e¯ →
Cu(s) + I (aq)
2F (aq)
+0.45
F2(g) + 2 e →
S(s) + 3 H20(1)
Fe2* (aq) + 2 e¯ → Fe(s)
H2SO3(aq) + H20(1)
+0.17
-0.44 Sn2+(aq) + 2 e¯ –→
Fe* (aq) + e → Fe2* (aq)
Sn(s)
-0.14
+0.77 Snt+ (aq) + 2 e
Sn²+ (aq)
+0.36 | VO2 (aq) + 2 H*(aq) + e →
Fe(CN), (aq) + e →
Fe(CN) (aq)
+0.15
2 H*(aq) + 2 e → H2(8)
VO²* (aq) + H2O(1)
+1.00
0.00 Zn2+(aq) + 2 e →
→ Zn(s)
-0.76
Expert Solution
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