标准电极电势精.docx
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标准电极电势精
标准电极电势表（298.15K
（一在酸性溶液中
电对电极反应EO/V
Li+/Li
Rb+/Rb
K+/K
Cs+/Cs
Ba2+/Ba
Ca2+/Ca
Na+/Na
Mg2+/Mg
[AIF6]3-/AI
AI3+/AI
Mn2+/Mn
Zn2+/Zn
Cr3+/Cr
Ag2S/Ag
CO2/H2C2O4
S/S2-
Fe2+/Fe
Co2+/Co
Ni2+/Ni
Agl/Ag
Sn2+/Sn
Pb2+/Pb
Fe3+/Fe
AgCN/Ag
H+/H2
AgBr/Ag
S4O62-/S2O32-
S/H2S
Sn4+/Sn2+
Cu2+/Cu+
SO42-/SO2
AgCl/Ag
Hg2Cl2/Hg
Cu2+/Cu[Fe（CN6]3-/[Fe（CN6]4-
（CN2/HCN
[Ag（NH32]+/Ag
H2SO3/S2O32-Li++e?
Li
Rb++e?
Rb
K++e?
K
Cs++e?
Cs
Ba2++2e?
Ba
Ca2++2e?
Ca
Na++e?
Na
Mg2++2e?
Mg
[AlF6]3-+3e?
Al+6F-
Al3++3e?
Al
Mn2++2e?
Mn
Zn2++2e?
Zn
Cr3++3e?
Cr
Ag2S+2e?
2Ag+S2-
2CO2+2H++2e?
H2C2O4
S+2e?
S2-
Fe2++2e?
Fe
Co2++2e?
Co
Ni2++2e?
Ni
Agl+e?
Ag+I-
Sn2++2e?
Sn
Pb2++2e?
Pb
Fe3++3e?
Fe
AgCN+e?
Ag+CN-
2H++2e?
H2
AgBr+e?
Ag+Br-
S4O62-+2e?
2S2O32-
S+2H++2e?
H2S（aq
Sn4++2e?
Sn2+
Cu2++e?
Cu+
SO42-+4H++2e?
SO2（aq+2H2O
AgCl+e?
Ag+Cl-
Hg2Cl2+2e?
2Hg+2Cl-
Cu2++2e?
Cu
[Fe（CN6]3-+e?
[Fe（CN6]4-（CN2+2H++2e?
2HCN
[Ag（NH32]++e?
Ag+2NH3
2H2SO3+2H++4e?
S2O32-+3H2O
-3.045
-2.925
-2.924
-2.923
-2.90
-2.87
-2.714
-2.375
-2.07
-1.66
-1.182
-0.763
-0.74
-0.69
-0.49
-0.48
-0.44
-0.277
-0.246
-0.152
-0.136
-0.126
-0.036
-0.02
0.000
+0.071
+0.08
+0.141
+0.154
+0.159
+0.17
+0.2223
+0.2676
+0.337
+0.36
+0.37
+0.373
+0.40
（续表电对电极反应E@/V
O2/OH-
H2SO3/S
Cu+/Cu
I2/I-
H3AsO4/HAsO2MnO4-/MnO42-
O2/H2O2
[PtCI4]2-/Pt（CNS2/CNS-
Fe3+/Fe2+
Hg22+/Hg
Ag+/Ag
Hg2+/Hg
Cu2+/Cu2I2
Hg2+/Hg22+
HNO2/NO
NO2/NO
Br2/Br-
Br2/Br-
Cu2+/[Cu（CN2]-ClO3-/ClO2
IO3-/I2
MnO2/Mn2+
CIO3-/HCIO2
O2/H2O
Cr2O72-/Cr3+
CI2/CI-
BrO3-/Br-
CIO3-/CI-
PbO2/Pb2+
CIO3-/CI2
Au3+/Au
MnO4-/Mn2+MnO4-/MnO2
H2O2/H2O
S2O82-/SO42-
O3/O2
F2/F-
F2/HFO2+2H2O+4e?
4OH-
H2SO3+4H++4e?
S+3H2O
Cu++e?
Cu
I2+2e?
2I-
H3AsO4+2H++2e?
HAsO2+2H2O
MnO4-+e?
MnO42-
O2+2H++2e?
H2O2
[PtCl4]2-+2e?
Pt+4Cl-
（CNS2+2e?
2CNS-
Fe3++e?
Fe2+
Hg22++2e?
2Hg
Ag++e?
Ag
Hg2++2e?
Hg
2Cu2++2I-+2e?
Cu2I2
2Hg2++2e?
Hg22+
HNO2+H++e?
NO+H2O
NO2+2H++2e?
NO+H2O
Br2（l+2e?
2Br-
Br2（aq+2e?
2Br-
Cu2++2CN-+e?
[Cu（CN2]-
CIO3-+2H++e?
CIO2+H2O
2IO3-+12H++10e?
I2+6H2O
MnO2+4H++2e?
Mn2++2H2O
CIO3-+3H++2e?
HCIO2+H2O
O2+4H++4e?
2H2O
Cr2O72-+14H++6e?
2Cr3++7H2O
CI2+2e?
2CI-
BrO3-+6H++6e?
Br-+3H2O
CIO3-+6H++6e?
CI-+3H2O
PbO2+4H++2e?
Pb2++2H2O
2CIO3-+12H++10e?
CI2+6H2O
Au3++3e?
Au
MnO4-+8H++5e?
Mn2++4H2O
MnO4-+4H++3e?
MnO2+2H2O
H2O2+2H++2e?
2H2O
S2O82-+2e?
2SO42-
O3+2H++2e?
O2+H2O
F2+2e?
2F-
F2+2H++2e?
2HF
+0.41
+0.45
+0.52
+0.535
+0.559
+0.564
+0.682
+0.73
+0.77
+0.771
+0.793
+0.7995
+0.854
+0.86
+0.920
+0.99
+1.03
+1.065
+1.087
+1.12
+1.15
+1.20
+1.23
+1.21
+1.229
+1.33
+1.36
+1.44
+1.45
+1.455
+1.47
+1.498
+1.51
+1.695
+1.776
+2.01
+2.07
+2.87
+3.06（二在碱性溶液中电对电极反应EO/V
Ca（OH2/Ca
Mg（OH2/Mg
H2AIO3-/AI
Mn（OH2/Mn
ZnS/Zn
[Zn（CN4]2-/Zn
ZnO22-/Zn
As/AsH3
[Zn（NH34]2+/Zn
[Sn（OH6]2-/HSnO2-
H2O/H2
AsO43-/AsO2-
Ag2S/Ag
SO32-/S
Fe（OH3/Fe（OH2
S/S2-
Cu（OH2/Cu
Cu（OH2/Cu2O
O2/HO2-
MnO2/Mn（OH2
NO3-/NO2-
S4O62-/S2O32-
[Co（NH36]3+/[Co（NH34]2+IO3-/I-
CIO3-/CIO2-
[Ag（NH32]+/Ag
O2/OH-
IO-/I-
BrO3/BrO-
IO3-/IO-
MnO4-/MnO42-
MnO4-/MnO2
BrO3-/Br-
ClO3-/Cl-
BrO-/Br-
HO2-/OH-
CIO-/CI-
O3/OH-Ca（OH2+2e?
Ca+2OH-
Mg（OH2+2e?
Mg+2OH-
H2AIO3-+H2O+3e?
Al+4OH-
Mn（OH2+2e?
Mn+2OH-
ZnS+2e?
Zn+S2-
[Zn（CN4]2-+2e?
Zn+4CN-
ZnO22-+2H2O+2e?
Zn+4OH-
As+3H2O+3e?
AsH3+3OH-
[Zn（NH34]2++2e?
Zn+4NH3
[Sn（OH6]2-+2e?
HSnO2-+3OH-+
H2O
2H2O+2e?
H2+2OH-
AsO43-+2H2O+2e?
AsO2-+4OH-
Ag2S+2e?
2Ag+S2-
SO32-+3H2O+4e?
S+6OH-
Fe（OH3+e?
Fe（OH2+OH
S+2e?
S2-
Cu（OH2+2e?
Cu+2OH-
2Cu（OH2+2e?
Cu2O+2OH-+H2O
O2+H2O+2e?
HO2-+OH-
MnO2+2H2O+2e?
Mn（OH2+2OH-
NO3-+H2O+2e?
NO2-+2OH-
S4O62-+2e?
2S2O32-
[Co（NH36]3++e?
[Co（NH36]2+
IO3-+3H2O+6e?
I-+6OH-
CIO3-+H2O+2e?
CIO2-+2OH-
[Ag（NH32]++e?
Ag+2NH3
O2+2H2O+4e?
4OH-
IO-+H2O+2e?
I-+2OH-
BrO3-+2H2O+4e?
BrO-+4OH-
IO3-+2H2O+4e?
IO-+4OH-
MnO4-+e?
MnO42-
MnO4-+2H2O+3e?
MnO2+4OH-
BrO3-+3H2O+6e?
Br-+6OH-
CIO3-+3H2O+6e?
Cl-+6OH-
BrO-+H2O+2e?
Br-+2OH-
HO2-+H2O+2e?
3OH-
CIO-+H2O+2e?
Cl-+2OH-
O3+H2O+2e?
O2+2OH-
-3.02
-2.69
-2.35
-1.56
-1.405
-1.26
-1.216
-1.21
-1.04
-0.909
-0.8277
-0.67
-0.66
-0.66
-0.56
-0.447
-0.224
-0.09
-0.076
-0.05
+0.01
+0.09
+0.1
+0.26
+0.33
+0.373
+0.401
+0.49
+0.54
+0.56
+0.564
+0.588
+0.61
+0.62
+0.76
+0.88
+0.90
+1.24
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