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Standard Electrode (Half-Cell) Potentials標準電極(半電池)電位

Standard Electrode (Half-Cell) Potentials
標準電極(半電池)電位
Half-Reaction
半反応
E° (V)
Ag++e−⟶Ag
+0.7996
AgCl+e−⟶Ag+Cl−
+0.22233
[Ag(CN)2]−+e−⟶Ag+2CN−
−0.31
Ag2CrO4+2e−⟶2Ag+CrO42−
+0.45
[Ag(NH3)2]++e−⟶Ag+2NH3
+0.373
[Ag(S2O3)2]3++e−⟶Ag+2S2O32−
+0.017
[AlF6]3−+3e−⟶Al+6F−
−2.07
Al3++3e−⟶Al
−1.662
Am3++3e−⟶Am
−2.048
Au3++3e−⟶Au
+1.498
Au++e−⟶Au
+1.692
Ba2++2e−⟶Ba
−2.912
Be2++2e−⟶Be
−1.847
Br2(aq)+2e−⟶2Br−
+1.0873
Ca2++2e−⟶Ca
−2.868
Ce3+3e−⟶Ce
−2.483
Ce4++e−⟶Ce3+
+1.61
Cd2++2e−⟶Cd
−0.4030
[Cd(CN)4]2−+2e−⟶Cd+4CN−
−1.09
[Cd(NH3)4]2++2e−⟶Cd+4NH3
−0.61
CdS+2e−⟶Cd+S2−
−1.17
Cl2+2e−⟶2Cl−
+1.35827
ClO4−+H2O+2e−⟶ClO3−+2OH−
+0.36
ClO3−+H2O+2e−⟶ClO2−+2OH−
+0.33
ClO2−+H2O+2e−⟶ClO−+2OH−
+0.66
ClO−+H2O+2e−⟶Cl−+2OH−
+0.89
ClO4−+2H3O++2e−⟶ClO3−+3H2O
+1.189
ClO3−+3H3O++2e−⟶HClO2+4H2O
+1.21
HClO+H3O++2e−⟶Cl−+2H2O
+1.482
HClO+H3O++e−⟶12Cl2+2H2O
+1.611
HClO2+2H3O++2e−⟶HClO+3H2O
+1.628
Co3++e−⟶Co2+(2mol//H2SO4)
+1.83
Co2++2e−⟶Co
−0.28
[Co(NH3)6]3++e−⟶[Co(NH3)6]2+
+0.1
Co(OH)3+e−⟶Co(OH)2+OH−
+0.17
Cr3+3e−⟶Cr
−0.744
Cr3++e−⟶Cr2+
−0.407
Cr2++2e−⟶Cr
−0.913
[Cu(CN)2]−+e−⟶Cu+2CN−
−0.43
CrO42−+4H2O+3e−⟶Cr(OH)3+5OH−
−0.13
Cr2O72−+14H3O++6e−⟶2Cr3++21H2O
+1.232
[Cr(OH)4]−+3e−⟶Cr+4OH−
−1.2
Cr(OH)3+3e−⟶Cr+3OH−
−1.48
Cu2++e−⟶Cu+
+0.153
Cu2++2e−⟶Cu
+0.337
Cu++e−⟶Cu
+0.521
F2+2e−⟶2F−
+2.866
Fe2++2e−⟶Fe
−0.447
Fe3++e−⟶Fe2+
+0.771
[Fe(CN)6]3−+e−⟶[Fe(CN)6]4−
+0.36
Fe(OH)2+2e−⟶Fe+2OH−
−0.88
FeS+2e−⟶Fe+S2−
−1.01
Ga3++3e−⟶Ga
−0.549
Gd3++3e−⟶Gd
−2.279
12H2+e−⟶H−
−2.23
2H2O+2e−⟶H2+2OH−
−0.8277
H2O2+2H3O++2e−⟶4H2O
+1.776
2H3O++2e−⟶H2+2H2O
0.00
HO2−+H2O+2e−⟶3OH−
+0.878
Hf4++4e−⟶Hf
−1.55
Hg2++2e−⟶Hg
+0.851
2Hg2++2e−⟶Hg22+
+0.92
Hg22++2e−⟶2Hg
+0.7973
[HgBr4]2−+2e−⟶Hg+4Br−
+0.21
Hg2Cl2+2e−⟶2Hg+2Cl−
+0.26808
[Hg(CN)4]2−+2e−⟶Hg+4CN−
−0.37
[HgI4]2−+2e−⟶Hg+4I−
−0.04
HgS+2e−⟶Hg+S2−
−0.70
I2+2e−⟶2I−
+0.5355
In3++3e−⟶In
−0.3382
K++e−⟶K
−2.931
La3++3e−⟶La
−2.52
Li++e−⟶Li
−3.04
Lu3++3e−⟶Lu
−2.28
Mg2++2e−⟶Mg
−2.372
Mn2++2e−⟶Mn
−1.185
MnO2+2H2O+2e−⟶Mn(OH)2+2OH−
−0.05
MnO4−+2H2O+3e−⟶MnO2+4OH−
+0.558
MnO2+4H++2e−⟶Mn2++2H2O
+1.23
MnO4−+8H++5e−⟶Mn2++4H2O
+1.507
Na++e−⟶Na
−2.71
Nd3++3e−⟶Nd
−2.323
Ni2++2e−⟶Ni
−0.257
[Ni(NH3)6]2++2e−⟶Ni+6NH3
−0.49
NiO2+4H++2e−⟶Ni2++2H2O
+1.593
NiO2+2H2O+2e−⟶Ni(OH)2+2OH−
+0.49
NiS+2e−⟶Ni+S2−
+0.76
NO3−+4H++3e−⟶NO+2H2O
+0.957
NO3−+3H++2e−⟶HNO2+H2O
+0.92
NO3−+H2O+2e−⟶NO2−+2OH−
+0.10
Np3++3e−⟶Np
−1.856
O2+2H2O+4e−⟶4OH−
+0.401
O2+2H++2e−⟶H2O2
+0.695
O2+4H++4e−⟶2H2O
+1.229
Pb2++2e−⟶Pb
−0.1262
PbO2+SO42−+4H++2e−⟶PbSO4+2H2O
+1.69
PbS+2e−⟶Pb+S2−
−0.95
PbSO4+2e−⟶Pb+SO42−
−0.3505
Pd2++2e−⟶Pd
+0.987
[PdCl4]2−+2e−⟶Pd+4Cl−
+0.591
Pt2++2e−⟶Pt
+1.20
[PtBr4]2−+2e−⟶Pt+4Br−
+0.58
[PtCl4]2−+2e−⟶Pt+4Cl−
+0.755
[PtCl6]2−+2e−⟶[PtCl4]2−+2Cl−
+0.68
Pu3+3e−⟶Pu
−2.03
Ra2++2e−⟶Ra
−2.92
Rb++e−⟶Rb
−2.98
[RhCl6]3−+3e−⟶Rh+6Cl−
+0.44
S+2e−⟶S2−
−0.47627
S+2H++2e−⟶H2S
+0.142
Sc3++3e−⟶Sc
−2.09
Se+2H++2e−⟶H2Se
−0.399
[SiF6]2−+4e−⟶Si+6F−
−1.2
SiO32−+3H2O+4e−⟶Si+6OH−
−1.697
SiO2+4H++4e−⟶Si+2H2O
−0.86
Sm3++3e−⟶Sm
−2.304
Sn4++2e−⟶Sn2+
+0.151
Sn2++2e−⟶Sn
−0.1375
[SnF6]2−+4e−⟶Sn+6F−
−0.25
SnS+2e−⟶Sn+S2−
−0.94
Sr2++2e−⟶Sr
−2.89
TeO2+4H++4e−⟶Te+2H2O
+0.593
Th4++4e−⟶Th
−1.90
Ti2++2e−⟶Ti
−1.630
U3++3e−⟶U
−1.79
V2++2e−⟶V
−1.19
Y3++3e−⟶Y
−2.37
Zn2++2e−⟶Zn
−0.7618
[Zn(CN)4]2−+2e−⟶Zn+4CN−
−1.26
[Zn(NH3)4]2++2e−⟶Zn+4NH3
−1.04
Zn(OH)2+2e−⟶Zn+2OH−
−1.245
[Zn(OH)4]2+2e−⟶Zn+4OH−
−1.199
ZnS+2e−⟶Zn+S2−
−1.40
Zr4+4e−⟶Zr
−1.539
Table L.1表 L.1