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标准电极电势表

酸性溶液中(298K)>>>

1 在酸性溶液中 (298K)
电对 方程式 Eq/V
Li(I)-(0) Li+e=Li -3.0401
Cs(I)-(0) Cs+e=Cs -3.026
Rb(I)-(0) Rb+e=Rb -2.98
K(I)-(0) K+e=K -2.931
Ba(II)-(0) Ba2++2e=Ba -2.912
Sr(II)-(0) Sr2++2e=Sr -2.89
Ca(II)-(0) Ca2++2e=Ca -2.868
Na(I)-(0) Na+e=Na -2.71
La(III)-(0) La3++3e=La -2.379
Mg(II)-(0) Mg2++2e=Mg -2.372
Ce(III)-(0) Ce3++3e=Ce -2.336
H(0)-(-I) H2(g)+2e=2H -2.23
Al(III)-(0) AlF63-+3e=Al+6F -2.069
Th(IV)-(0) Th4++4e=Th -1.899
Be(II)-(0) Be2++2e=Be -1.847
U(III)-(0) U3++3e=U -1.798
Hf(IV)-(0) HfO2++2H+4e=Hf+H2O -1.724
Al(III)-(0) Al3++3e=Al -1.662
Ti(II)-(0) Ti2++2e=Ti -1.630
Zr(IV)-(0) ZrO2+4H+4e=Zr+2H2O -1.553
Si(IV)-(0) [SiF6]2-+4e=Si+6F -1.24
Mn(II)-(0) Mn2++2e=Mn -1.185
Cr(II)-(0) Cr2++2e=Cr -0.913
Ti(III)-(II) Ti3++e=Ti2+ -0.9
B(III)-(0) H3BO3+3H+3e=B+3H2O -0.8698
*Ti(IV)-(0) TiO2+4H+4e=Ti+2H2O -0.86
Te(0)-(-II) Te+2H+2e=H2Te -0.793
Zn(II)-(0) Zn2++2e=Zn -0.7618
Ta(V)-(0) Ta2O5+10H+10e=2Ta+5H2O -0.750
Cr(III)-(0) Cr3++3e=Cr -0.744
Nb(V)-(0) Nb2O5+l0H+10e=2Nb+5H2O -0.644
As(0)-(-III) As+3H+3e=AsH3 -0.608
U(IV)-(III) U4++e=U3+ -0.607
Ga(III)-(0) Ga3++3e=Ga -0.549
P(I)-(0) H3PO2+H+eP+2H2O -0.508
P(III)-(I) H3PO3+2H+2e=H3PO2+H2O -0.499
*C(IV)-(III) 2CO2+2H+2e=H2C2O4 -0.49
Fe(II)-(0) Fe2++2e=Fe -0.447
Cr(III)-(II) Cr3++e=Cr2+ -0.407
Cd(II)-(0) Cd2++2e=Cd -0.4030
Se(0)-(-II) Se+2H+2e=H2Se(aq) -0.399
Pb(II)-(0) PbI2+2e=Pb+2I -0.365
Eu(III)-(II) Eu3++e=Eu2+ -0.36
Pb(II)-(0) PbSO4+2e=Pb+SO42- -0.3588
In(III)-(0) In3++3e=In -0.3382
Tl(I)-(0) Tl+e=Tl -0.336
Co(II)-(0) Co2++2e=Co -0.28
P(V)-(III) H3PO4+2H+2e=H3PO3+H2O -0.276
Pb(II)-(0) PbCl2+2e=Pb+2Cl -0.2675
Ni (II)-(0) Ni2++2e=Ni -0.257
V(III)-(II) V3++e=V2+ -0.255
Ge(IV)-(0) H2GeO3+4H+4e=Ge+3H2O -0.182
Ag(I)-(0) AgI+e=Ag+I -0.15224
Sn(II)-(0) Sn2++2e=Sn -0.1375
Pb(II)-(0) Pb2++2e=Pb -0.1262
*C(IV)-(II) CO2(g)+2H+2e=CO+H2O -0.12
P(0)-(-III) P(white)+3H+3e=PH3(g) -0.063
Hg(I)-(0) Hg2I2+2e=2Hg+2I -0.0405
Fe(III)-(0) Fe3++3e=Fe -0.037
H(I)-(0) 2H+2e=H2 0.0000
Ag(I)-(0) AgBr+e=Ag+Br 0.07133
S(II.V)-(II) S4O62-+2e=2S2O32- 0.08
*Ti(IV)-(III) TiO2++2H+e=Ti3++H2O 0.1
S(0)-(-II) S+2H+2e=H2S(aq) 0.142
Sn(IV)-(II) Sn4++2e=Sn2+ 0.151
Sb(III)-(0) Sb2O3+6H+6e=2Sb+3H2O 0.152
Cu(II)-(I) Cu2++e=Cu 0.153
Bi(III)-(0) BiOCl+2H+3e=Bi+Cl+H2O 0.1583
S(VI)-(IV) SO42-+4H+2e=H2SO3+H2O 0.172
Sb(III)-(0) SbO+2H+3e=Sb+H2O 0.212
Ag(I)-(0) AgCl+e=Ag+Cl 0.22233
As(III)-(0) HAsO2+3H+3e=As+2H2O 0.248
Hg(I)-(0) Hg2Cl2+2e=2Hg+2Cl(饱和KCl) 0.26808
Bi(III)-(0) BiO+2H+3e=Bi+H2O 0.320
U(VI)-(IV) UO22++4H+2e=U4++2H2O 0.327
C(IV)-(III) 2HCNO+2H+2e=(CN)2+2H2O 0.330
V(IV)-(III) VO2++2H+e=V3++H2O 0.337
Cu(II)-(0) Cu2++2e=Cu 0.3419
Re(VII)-(0) ReO4+8H+7e=Re+4H2O 0.368
Ag(I)-(0) Ag2CrO4+2e=2Ag+CrO42- 0.4470
S(IV)-(0) H2SO3+4H+4e=S+3H2O 0.449
Cu(I)-(0) Cu+e=Cu 0.521
I(0)-(-I) I2+2e=2I 0.5355
I(0)-(-I) I3+2e=3I 0.536
As(V)-(III) H3AsO4+2H+2e=HAsO2+2H2O 0.560
Sb(V)-(III) Sb2O5+6H+4e=2SbO+3H2O 0.581
Te(IV)-(0) TeO2+4H+4e=Te+2H2O 0.593
U(V)-(IV) UO2+4H+e=U4++2H2O 0.612
**Hg(II)-(I) 2HgCl2+2e=Hg2Cl2+2Cl 0.63
Pt(IV)-(II) [PtCl6]2-+2e=[PtCl4]2-+2Cl 0.68
O(0)-(-I) O2+2H+2e=H2O2 0.695
Pt(II)-(0) [PtCl4]2-+2e=Pt+4Cl 0.755
*Se(IV)-(0) H2SeO3+4H+4e=Se+3H2O 0.74
Fe(III)-(II) Fe3++e=Fe2+ 0.771
Hg(I)-(0) Hg22++2e=2Hg 0.7973
Ag(I)-(0) Ag+e=Ag 0.7996
Os(VIII)-(0) OsO4+8H+8e=Os+4H2O 0.8
N(V)-(IV) 2NO3+4H+2e=N2O4+2H2O 0.803
Hg(II)-(0) Hg2++2e=Hg 0.851
Si(IV)-(0) (quartz)SiO2+4H+4e=Si+2H2O 0.857
Cu(II)-(I) Cu2++I+e=CuI 0.86
N(III)-(I) 2HNO2+4H+4e=H2N2O2+2H2O 0.86
Hg(II)-(I) 2Hg2++2e=Hg22+ 0.920
N(V)-(III) NO3+3H+2e=HNO2+H2O 0.934
Pd(II)-(0) Pd2++2e=Pd 0.951
N(V)-(II) NO3+4H+3e=NO+2H2O 0.957
N(III)-(II) HNO2+H+e=NO+H2O 0.983
I(I)-(-I) HIO+H+2e=I+H2O 0.987
V(V)-(IV) VO2+2H+e=VO2++H2O 0.991
V(V)-(IV) V(OH)4+2H+e=VO2++3H2O 1.00
Au(III)-(0) [AuCl4]+3e=Au+4Cl 1.002
Te(VI)-(IV) H6TeO6+2H+2e=TeO2+4H2O 1.02
N(IV)-(II) N2O4+4H+4e=2NO+2H2O 1.035
N(IV)-(III) N2O4+2H+2e=2HNO2 1.065
I(V)-(-I) IO3+6H+6e=I+3H2O 1.085
Br(0)-(-I) Br2(aq)+2e=2Br 1.0873
Se(VI)-(IV) SeO42-+4H+2e=H2SeO3+H2O 1.151
Cl(V)-(IV) ClO3+2H+e=ClO2+H2O 1.152
Pt(II)-(0) Pt2++2e=Pt 1.18
Cl(VII)-(V) ClO4+2H+2e=ClO3+H2O 1.189
I(V)-(0) 2IO3+12H+10e=I2+6H2O 1.195
Cl(V)-(III) ClO3+3H+2e=HClO2+H2O 1.214
Mn(IV)-(II) MnO2+4H+2e=Mn2++2H2O 1.224
O(0)-(-II) O2+4H+4e=2H2O 1.229
Tl(III)-(I) T13++2e=Tl 1.252
Cl(IV)-(III) ClO2+H+e=HClO2 1.277
N(III)-(I) 2HNO2+4H+4e=N2O+3H2O 1.297
**Cr(VI)-(III) Cr2O72-+14H+6e=2Cr3++7H2O 1.33
Br(I)-(-I) HBrO+H+2e=Br+H2O 1.331
Cr(VI)-(III) HCrO4+7H+3e=Cr3++4H2O 1.350
Cl(0)-(-I) Cl2(g)+2e=2Cl 1.35827
Cl(VII)-(-I) ClO4+8H+8e=Cl+4H2O 1.389
Cl(VII)-(0) ClO4+8H+7e=1/2Cl2+4H2O 1.39
Au(III)-(I) Au3++2e=Au 1.401
Br(V)-(-I) BrO3+6H+6e=Br+3H2O 1.423
I(I)-(0) 2HIO+2H+2e=I2+2H2O 1.439
Cl(V)-(-I) ClO3+6H+6e=Cl+3H2O 1.451
Pb(IV)-(II) PbO2+4H+2e=Pb2++2H2O 1.455
Cl(V)-(0) ClO3+6H+5e=1/2Cl2+3H2O 1.47
Cl(I)-(-I) HClO+H+2e=Cl+H2O 1.482
Br(V)-(0) BrO3+6H+5e=l/2Br2+3H2O 1.482
Au(III)-(0) Au3++3e=Au 1.498
Mn(VII)-(II) MnO4+8H+5eMn2++4H2O 1.507
Mn(III)-(II) Mn3++e=Mn2+ 1.5415
Cl(III)-(-I) HClO2+3H+4e=Cl+2H2O 1.570
Br(I)-(0) HBrO+H+e=l/2Br2(aq)+H2O 1.574
N(II)-(I) 2NO+2H+2e=N2O+H2O 1.591
I(VII)-(V) H5IO6+H+2e=IO3+3H2O 1.601
Cl(I)-(0) HClO+H+e=1/2Cl2+H2O 1.611
Cl(III)-(I) HClO2+2H+2e=HClO+H2O 1.645
Ni(IV)-(II) NiO2+4H+2e=Ni2++2H2O 1.678
Mn(VII)-(IV) MnO4+4H+3e=MnO2+2H2O 1.679
Pb(IV)-(II) PbO2+SO42-+4H+2e=PbSO4+2H2O 1.6913
Au(I)-(0) Au+e=Au 1.692
Ce(IV)-(III) Ce4++e=Ce3+ 1.72
N(I)-(0) N2O+2H+2e=N2+H2O 1.766
O(-I)-(-II) H2O2+2H+2e=2H2O 1.776
Co(III)-(II) Co3++e=Co2+(2mol·L-1 H2SO4) 1.83
Ag(II)-(I) Ag2++e=Ag 1.980
S(VII)-(VI) S2O82-+2e=2SO42- 2.010
O(0)-(-II) O3+2H+2e=O2+H2O 2.076
O(II)-(-II) F2O+2H+4e=H2O+2F 2.153
Fe(VI)-(III) FeO42-+8H+3e=Fe3++4H2O 2.20
O(0)-(-II) O(g)+2H+2e=H2O 2.421
F(0)-(-I) F2+2e=2F 2.866
  F2+2H+2e=2HF 3.053
 
2 在碱性溶液中 (298K)
电对 方程式 Eq/V
Ca(II)-(0) Ca(OH)2+2e=Ca+2OH -3.02
Ba(II)-(0) Ba(OH)2+2e=Ba+2OH -2.99
La(III)-(0) La(OH)3+3e=La+3OH -2.90
Sr(II)-(0) Sr(OH)2·8H2O+2e=Sr+2OH+8H2O -2.88
Mg(II)-(0) Mg(OH)2+2e=Mg+2OH -2.690
Be(II)-(0) Be2O32-+3H2O+4e=2Be+6OH -2.63
Hf(IV)-(0) HfO(OH)2+H2O+4e=Hf+4OH -2.50
Zr(IV)-(0) H2ZrO3+H2O+4e=Zr+4OH -2.36
Al(III)-(0) H2AlO3+H2O+3e=Al+OH -2.33
P(I)-(0) H2PO2+e=P+2OH -1.82
B(III)-(0) H2BO3+H2O+3e=B+4OH -1.79
P(III)-(0) HPO32-+2H2O+3e=P+5OH -1.71
Si(IV)-(0) SiO32-+3H2O+4e=Si+6OH -1.697
P(III)-(I) HPO32-+2H2O+2e=H2PO2+3OH -1.65
Mn(II)-(0) Mn(OH)2+2e=Mn+2OH -1.56
Cr(III)-(0) Cr(OH)3+3e=Cr+3OH -1.48
*Zn(II)-(0) [Zn(CN)4]2-+2e=Zn+4CN -1.26
Zn(II)-(0) Zn(OH)2+2e=Zn+2OH -1.249
Ga(III)-(0) H2GaO3+H2O+2e=Ga+4OH -1.219
Zn(II)-(0) ZnO22-+2H2O+2e=Zn+4OH -1.215
Cr(III)-(0) CrO2+2H2O+3e=Cr+4OH -1.2
Te(0)-(-I) Te+2e=Te2- -1.143
P(V)-(III) PO43-+2H2O+2e=HPO32-+3OH -1.05
*Zn(II)-(0) [Zn(NH3)4]2++2e=Zn+4NH3 -1.04
*W(VI)-(0) WO42-+4H2O+6e=W+8OH -1.01
*Ge(IV)-(0) HGeO3+2H2O+4e=Ge+5OH -1.0
Sn(IV)-(II) [Sn(OH)6]2-+2e=HSnO2+H2O+3OH -0.93
S(VI)-(IV) SO42-+H2O+2e=SO32-+2OH -0.93
Se(0)-(-II) Se+2e=Se2- -0.924
Sn(II)-(0) HSnO2+H2O+2e=Sn+3OH -0.909
P(0)-(-III) P+3H2O+3e=PH3(g)+3OH -0.87
N(V)-(IV) 2NO3+2H2O+2e=N2O4+4OH -0.85
H(I)-(0) 2H2O+2e=H2+2OH -0.8277
Cd(II)-(0) Cd(OH)2+2e=Cd(Hg)+2OH -0.809
Co(II)-(0) Co(OH)2+2e=Co+2OH -0.73
Ni(II)-(0) Ni(OH)2+2e=Ni+2OH -0.72
As(V)-(III) AsO43-+2H2O+2e=AsO2+4OH -0.71
Ag(I)-(0) Ag2S+2e=2Ag+S2- -0.691
As(III)-(0) AsO2+2H2O+3e=As+4OH -0.68
Sb(III)-(0) SbO2+2H2O+3e=Sb+4OH -0.66
*Re(VII)-(IV) ReO4+2H2O+3e=ReO2+4OH -0.59
*Sb(V)-(III) SbO3+H2O+2e=SbO2+2OH -0.59
Re(VII)-(0) ReO4+4H2O+7e=Re+8OH -0.584
*S(IV)-(II) 2SO32-+3H2O+4e=S2O32-+6OH -0.58
Te(IV)-(0) TeO32-+3H2O+4e=Te+6OH -0.57
Fe(III)-(II) Fe(OH)3+e=Fe(OH)2+OH -0.56
S(0)-(-II) S+2e=S2- -0.47627
Bi(III)-(0) Bi2O3+3H2O+6e=2Bi+6OH -0.46
N(III)-(II) NO2+H2O+e=NO+2OH -0.46
*Co(II)-C(0) [Co(NH3)6]2++2e=Co+6NH3 -0.422
Se(IV)-(0) SeO32-+3H2O+4e=Se+6OH -0.366
Cu(I)-(0) Cu2O+H2O+2e=2Cu+2OH -0.360
Tl(I)-(0) Tl(OH)+e=Tl+OH -0.34
*Ag(I)-(0) [Ag(CN)2]+e=Ag+2CN -0.31
Cu(II)-(0) Cu(OH)2+2e=Cu+2OH -0.222
Cr(VI)-(III) CrO42-+4H2O+3e=Cr(OH)3+5OH -0.13
*Cu(I)-(0) [Cu(NH3)2]+e=Cu+2NH3 -0.12
O(0)-(-I) O2+H2O+2e=HO2+OH -0.076
Ag(I)-(0) AgCN+e=Ag+CN -0.017
N(V)-(III) NO3+H2O+2e=NO2+2OH 0.01
Se(VI)-(IV) SeO42-+H2O+2e=SeO32-+2OH 0.05
Pd(II)-(0) Pd(OH)2+2e=Pd+2OH 0.07
S(II,V)-(II) S4O62-+2e=2S2O32- 0.08
Hg(II)-(0) HgO+H2O+2e=Hg+2OH 0.0977
Co(III)-(II) [Co(NH3)6]3++e=[Co(NH3)6]2+ 0.108
Pt(II)-(0) Pt(OH)2+2e=Pt+2OH 0.14
Co(III)-(II) Co(OH)3+e=Co(OH)2+OH 0.17
Pb(IV)-(II) PbO2+H2O+2e=PbO+2OH 0.247
I(V)-(-I) IO3+3H2O+6e=I+6OH 0.26
Cl(V)-(III) ClO3+H2O+2e=ClO2+2OH 0.33
Ag(I)-(0) Ag2O+H2O+2e=2Ag+2OH 0.342
Fe(III)-(II) [Fe(CN)6]3-+e=[Fe(CN)6]4- 0.358
Cl(VII)-(V) ClO4+H2O+2e=ClO32OH 0.36
*Ag(I)-(0) [Ag(NH3)2]+e=Ag+2NH3 0.373
O(0)-(-II) O2+2H2O+4e=4OH 0.401
I(I)-(-I) IO+H2O+2e=I+2OH 0.485
*Ni(IV)-(II) NiO2+2H2O+2e=Ni(OH)2+2OH 0.490
Mn(VII)-(VI) MnO4+e=MnO42- 0.558
Mn(VII)-(IV) MnO4+2H2O+3e=MnO2+4OH 0.595
Mn(VI)-(IV) MnO42-+2H2O+2e=MnO2+4OH 0.60
Ag(II)-(I) 2AgO+H2O+2e=Ag2O+2OH 0.607
Br(V)-(-I) BrO3+3H2O+6e=Br+6OH 0.61
Cl(V)-(-I) ClO3+3H2O+6e=Cl+6OH 0.62
Cl(III)-(I) ClO2+H2O+2e=ClO+2OH 0.66
I(VII)-(V) H3IO62-+2e=IO3+3OH 0.7
Cl(III)-(-I) ClO2+2H2O+4e=Cl+4OH 0.76
Br(I)-(-I) BrO+H2O+2e=Br+2OH 0.761
Cl(I)-(-I) ClO+H2O+2e=Cl+2OH 0.841
*Cl(IV)-(III) ClO2(g)+e=ClO2 0.95
O(0)-(-II) O3+H2O+2e=O2+2OH 1.24
摘自David R.Lide, Handbook of Chemistry and Physics, 8-25-8-30, 78th. edition, 1997-1998
*
摘自J.A. Dean Ed,Lange’s Handbook of Chemistry, 13th. edition, 1985
**
摘自其他参考书.
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  • 评论 标准电极电势表:有哪位大侠比较精通电化学.请将金属间化合物TiSi2Ti5Si3分别与H2SO4,NaoH反应的电化学