标准电极电势表(酸碱)

标准电极电势表维基百科，自由的百科全书标准电极电势可以用来计算化学电池或原电池的电化学势或电极电势。

本表中所给出的电极电势以标准氢电极为参比电极，溶液中离子有效浓度为1mol/L，气体分压为100kPa，温度为298K，所有离子的数据都在水溶液中测得。

[1][2][3][4][5][6][7][8][9]单击每栏上方的符号可将数据按元素符号或标准电极电势值排序。

注：(s) – 固体；(l) – 液体；(g) – 气体；(aq) – 水溶液；(Hg) – 汞齐。

Ba+ + e− Ba(s)−4.38[10][1][3] Sr+ + e− Sr(s)−4.10[11][1][3] Ca+ + e− Ca(s)−3.8[11][1][3] Pr3+ + e− Pr2+−3.1[11] N HN 3(aq)−3.09[6]Li+ + e− Li(s)−3.0401[5]N2(g) + 4 H2O + 2 e− 2 NH2OH(aq) + 2 OH−−3.04[6]Cs+ + e− Cs(s)−3.026[5]Ca(OH)2(s) + 2 e− Ca(s) + 2 OH−−3.02[11] Rb+ + e− Rb(s)−2.98[4]K+ + e− K(s)−2.931[5]Mg+ + e− Mg(s)−2.93[10] Ba2+ + 2 e− Ba(s)−2.912[5]La(OH)3(s) + 3 e− La(s) + 3OH−−2.90[5]Fr+ + e− Fr(s)−2.9[11]Sr2+ + 2 e− Sr(s)−2.899[5]Sr(OH)2(s) + 2 e− Sr(s) + 2 OH−−2.88[11] Ca2+ + 2 e− Ca(s)−2.868[5]Eu2+ + 2 e− Eu(s)−2.812[5]Ra2+ + 2 e− Ra(s)−2.8[5]Yb2+ + 2 e− Yb(s)−2.76[11][1] Na+ + e− Na(s)−2.71[5][9] Sm2+ + 2 e− Sm(s)−2.68[11][1] No2+ + 2 e− No(s)−2.50[11] HfO(OH)2(s) + H2O + 4 e− Hf(s) + 4 OH−−2.50[11]Th(OH)4(s) + 4 e− Th(s) + 4 OH−−2.48[11] Md2+ + 2 e− Md(s)−2.40[11]La + 3 e La(s)−2.379[5] Y3+ + 3 e− Y(s)−2.372[5] Mg2+ + 2 e− Mg(s)−2.372[5] ZrO(OH)2(s) + H2O + 4 e− Zr(s) + 4OH−−2.36[5] Pr3+ + 3 e− Pr(s)−2.353[11] Ce3+ + 3 e− Ce(s)−2.336[11] Er3+ + 3 e− Er(s)−2.331[11] Ho3+ + 3 e− Ho(s)−2.33[11] Al(OH)4− + 3 e− Al(s) + 4 OH−−2.33Al(OH)3(s) + 3 e− Al(s) + 3OH−−2.31Tb3+ + 3 e− Tb(s)−2.28H2(g) + 2 e− 2 H−−2.25Ac3+ + 3 e− Ac(s)−2.20Be+ + e− Be(s)−2.12[10] Cf2+ + 2 e− Cf(s)−2.12[11] Am3+ + 3 e− Am(s)−2.048[11] Cf3+ + 3 e− Cf(s)−1.94[11] Am2+ + 2 e− Am(s)−1.9[11] Be2+ + 2 e− Be(s)−1.85Rf4+ + 4 e− Rf(s)−1.67[12] U3+ + 3 e− U(s)−1.66[7] Al3+ + 3 e− Al(s)−1.66[9] Ti2+ + 2 e− Ti(s)−1.63[9] Bk2+ + 2 e− Bk(s)−1.6[11] ZrO2(s) + 4 H+ + 4 e− Zr(s) + 2 H2O−1.553[5] Hf4+ + 4 e− Hf(s)−1.55[11] Zr4+ + 4 e− Zr(s)−1.45[5]Ti + 3 e Ti(s)−1.37[13] TiO(s) + 2 H+ + 2 e− Ti(s) + H2O−1.31Ti2O3(s) + 2 H+ + 2 e− 2 TiO(s) + H2O−1.23Zn(OH)42− + 2 e− Zn(s) + 4 OH−−1.199[14] Mn2+ + 2 e− Mn(s)−1.185[14] Fe(CN)64− + 6 H+ + 2 e− Fe(s) + 4HCN(aq)−1.16[15] V2+ + 2 e− V(s)−1.175[2] Te(s) + 2 e− Te2−−1.143[2] Nb3+ + 3 e− Nb(s)−1.099Sn(s) + 4 H+ + 4 e− SnH4(g)−1.07In(OH)3(s) + 3 e− In(s) + 3 OH−−0.99[11] SiO2(s) + 4 H+ + 4 e− Si(s) + 2 H2O−0.91B(OH)3(aq) + 3 H+ + 3 e− B(s) + 3 H2O−0.89Fe(OH)2(s) + 2 e− Fe(s) + 2 OH−−0.89[15] Fe2O3(s) + 3 H2O + 2 e− 2Fe(OH)2(s) + 2 OH−−0.86[15] TiO2+ + 2 H+ + 4 e− Ti(s) + H2O−0.862 H2O + 2 e− H2(g) + 2 OH−−0.8277[5] Bi(s) + 3 H+ + 3 e− BiH3−0.8[14] Zn2+ + 2 e− Zn(Hg)−0.7628[5] Zn2+ + 2 e− Zn(s)−0.7618[5] Ta2O5(s) + 10 H+ + 10 e− 2 Ta(s) + 5 H2O−0.75Cr3+ + 3 e− Cr(s)−0.74[Au(CN)2]− + e− Au(s) + 2 CN−−0.60Ta3+ + 3 e− Ta(s)−0.6PbO(s) + H2O + 2 e− Pb(s) + 2 OH−−0.582 TiO2(s) + 2 H+ + 2 e− Ti2O3(s) + H2O−0.56Ga3+ + 3 e− Ga(s)−0.53U4+ + e− U3+−0.52[7] H3PO2(aq) + H+ + e− P(白磷[16]) + 2 H2O−0.508[5] H3PO3(aq) + 2 H+ + 2 e− H3PO2(aq) + H2O−0.499[5] H3PO3(aq) + 3 H+ + 3 e− P(红磷)[16] + 3H2O−0.454[5] Fe2+ + 2 e− Fe(s)−0.44[9] 2 CO2(g) + 2 H+ + 2 e− HOOCCOOH(aq)−0.43Cr3+ + e− Cr2+−0.42Cd2+ + 2 e− Cd(s)−0.40[9] SeO32− + 4e− + 3H2O ⇌ Se + 6OH−−0.37[17] GeO2(s) + 2 H+ + 2 e− GeO(s) + H2O−0.37Cu2O(s) + H2O + 2 e− 2 Cu(s) + 2 OH−−0.360[5] PbSO4(s) + 2 e− Pb(s) + SO42−−0.3588[5] PbSO4(s) + 2 e− Pb(Hg) + SO42−−0.3505[5] Eu3+ + e− Eu2+−0.35[7] In3+ + 3 e− In(s)−0.34[2] Tl+ + e− Tl(s)−0.34[2] Ge(s) + 4 H+ + 4 e− GeH4(g)−0.29Co2+ + 2 e− Co(s)−0.28[5] H3PO4(aq) + 2 H+ + 2 e− H3PO3(aq) + H2O−0.276[5] V3+ + e− V2+−0.26[9] Ni2+ + 2 e− Ni(s)−0.25As(s) + 3 H+ + 3 e− AsH3(g)−0.23[2] AgI(s) + e− Ag(s) + I−−0.15224[14] MoO2(s) + 4 H+ + 4 e− Mo(s) + 2 H2O−0.15Si(s) + 4 H+ + 4 e− SiH4(g)−0.14Sn2+ + 2 e− Sn(s)−0.13O2(g) + H+ + e− HO2•(aq)−0.13Pb2+ + 2 e− Pb(s)−0.13[9] WO2(s) + 4 H+ + 4 e− W(s) + 2 H2O−0.12P(红磷) + 3 H+ + 3 e− PH3(g)−0.111[5] CO2(g) + 2 H+ + 2 e− HCOOH(aq)−0.11Se(s) + 2 H+ + 2 e− H2Se(g)−0.11CO2(g) + 2 H+ + 2 e− CO(g) + H2O−0.11SnO(s) + 2 H+ + 2 e− Sn(s) + H2O−0.10SnO2(s) + 2 H+ + 2 e− SnO(s) + H2O−0.09WO3(aq) + 6 H+ + 6 e− W(s) + 3 H2O−0.09[2] P(白磷) + 3 H+ + 3 e− PH3(g)−0.063[5] Fe3+ + 3 e− Fe(s)−0.04[15] HCOOH(aq) + 2 H+ + 2 e− HCHO(aq) + H2O−0.032 H+ + 2 e− H2(g) 0.00≡ 0 AgBr(s) + e− Ag(s) + Br−+0.07133[14] S4O62− + 2 e− 2 S2O32−+0.08Fe3O4(s) + 8 H+ + 8 e− 3 Fe(s) + 4 H2O+0.085[8] N2(g) + 2 H2O + 6H+ + 6 e− 2 NH4OH(aq)+0.092HgO(s) + H2O + 2 e− Hg(l) + 2 OH−+0.0977Cu(NH3)42+ + e− Cu(NH3)2+ + 2 NH3+0.10[2] Ru(NH3)63+ + e− Ru(NH3)62++0.10[7] N2H4(aq) + 4 H2O + 2 e− 2 NH4+ + 4 OH−+0.11[6] H2MoO4(aq) + 6 H+ + 6 e− Mo(s) + 4 H2O+0.11Ge4+ + 4 e− Ge(s)+0.12C(s) + 4 H+ + 4 e− CH4(g)+0.13[2] HCHO(aq) + 2 H+ + 2 e− CH3OH(aq)+0.13S(s) + 2 H+ + 2 e− H2S(g)+0.14Sn4+ + 2 e− Sn2++0.15Cu2+ + e− Cu++0.159[2] HSO4− + 3 H+ + 2 e− SO2(aq) + 2 H2O+0.16UO22+ + e− UO2++0.163[7] SO42− + 4 H+ + 2 e− SO2(aq) + 2 H2O+0.17TiO2+ + 2 H+ + e− Ti3+ + H2O+0.19Bi3+ + 2e− Bi++0.2SbO+ + 2 H+ + 3 e− Sb(s) + H2O+0.20AgCl(s) + e− Ag(s) + Cl−+0.22233[14] H3AsO3(aq) + 3 H+ + 3 e− As(s) + 3 H2O+0.24GeO(s) + 2 H+ + 2 e− Ge(s) + H2O+0.26UO2+ + 4 H+ + e− U4+ + 2 H2O+0.273[7] At2 + e− 2 At-+0.3[11] Re3+ + 3 e− Re(s)+0.300Bi3+ + 3 e− Bi(s)+0.32VO2+ + 2 H+ + e− V3+ + H2O+0.34Cu2+ + 2 e− Cu(s)+0.340[2] [Fe(CN)6]3− + e− [Fe(CN)6]4−+0.36Tc2+ + 2 e− Tc(s)+0.40[11] O2(g) + 2 H2O + 4 e− 4 OH−(aq)+0.40[9] H2MoO4 + 6 H+ + 3 e− Mo3+ + 2 H2O+0.43Ru2+ + 2 e− Ru(s)+0.455[11] Bi+ + e− Bi(s)+0.50CH3OH(aq) + 2 H+ + 2 e− CH4(g) + H2O+0.50SO2(aq) + 4 H+ + 4 e− S(s) + 2 H2O+0.50Cu+ + e− Cu(s)+0.520[2] CO(g) + 2 H+ + 2 e− C(s) + H2O+0.52I3− + 2 e− 3 I−+0.53[9] I2(s) + 2 e− 2 I−+0.54[9] [AuI4]− + 3 e− Au(s) + 4 I−+0.56H3AsO4(aq) + 2 H+ + 2 e− H3AsO3(aq) + H2O+0.56[AuI2]− + e− Au(s) + 2 I−+0.58MnO4− + 2 H2O + 3 e− MnO2(s) + 4 OH−+0.59Rh+ + e− Rh(s)+0.600[11] S2O32 − + 6 H+ + 4 e− 2 S(s) + 3 H2O+0.60Fc+ + e− Fc(s)+0.641[18]Ag + −+0.643[11]H2MoO4(aq) + 2 H+ + 2 e− MoO2(s) + 2 H2O+0.65+ 2 H+ + 2 e−H2O2(aq)+0.70Tl3+ + 3 e− Tl(s)+0.72PtCl62− + 2 e− PtCl42− + 2 Cl−+0.726[7] H2SeO3(aq) + 4 H+ + 4 e− Se(s) + 3 H2O+0.74Rh3+ + 3 e− Rh(s)+0.758[11] PtCl42− + 2 e− Pt(s) + 4 Cl−+0.758[7] Fe3+ + e− Fe2++0.77Ag+ + e− Ag(s)+0.7996[5] Hg22+ + 2 e− 2 Hg(l)+0.80NO3−(aq) + 2 H+ + e− NO2(g) + H2O+0.80FeO42− + 5 H2O + 6 e− Fe2O3(s) + 10 OH−+0.81[15] H2(g) + 2 OH− 2 H2O + 2 e−+0.828[19] [AuBr4]− + 3 e− Au(s) + 4 Br−+0.85Hg2+ + 2 e− Hg(l)+0.85MnO4− + H+ + e− HMnO4−+0.902 Hg2+ + 2 e− Hg22++0.91[2] Pd2+ + 2 e− Pd(s)+0.915[7] [AuCl4]− + 3 e− Au(s) + 4 Cl−+0.93MnO2(s) + 4 H+ + e− Mn3+ + 2 H2O+0.95[AuBr2]− + e− Au(s) + 2 Br−+0.96 [HXeO6]3− + 2 H2O + 2 e− + [HXeO4]− + 4 OH−+0.99[20] HNO2 + H+ + e- = NO(g) + H2O+0.996H6TeO6(aq) + 2 H+ + 2 e− TeO2(s) + 4 H2O+1.02[21] Br2(l) + 2 e− 2 Br−+1.07Br2(aq) + 2 e− 2 Br−+1.09[9] NO2(g) + H+ + e- = HNO2+1.093IO3− + 5 H+ + 4 e− HIO(aq) + 2 H2O+1.13[AuCl2]− + e− Au(s) + 2 Cl−+1.15HSeO4− + 3 H+ + 2 e− H2SeO3(aq) + H2O+1.15Ir3+ + 3 e− Ir(s)+1.156[11] Ag2O(s) + 2 H+ + 2 e− 2 Ag(s) + H2O+1.17ClO3− + 2 H+ + e− ClO2(g) + H2O+1.18 [HXeO6]3− + 5 H2O + 8 e− Xe(g) + 11 OH−+1.18[20] Pt2+ + 2 e− Pt(s)+1.188[7] ClO2(g) + H+ + e− HClO2(aq)+1.192 IO3− + 12 H+ + 10 e− I2(s) + 6 H2O+1.20ClO4− + 2 H+ + 2 e− ClO3− + H2O+1.20O2(g) + 4 H+ + 4 e− 2 H2O+1.229[9] MnO2(s) + 4 H+ + 2 e− Mn2+ + 2H2O+1.23 [HXeO4]− + 3 H2O + 6 e− Xe(g) + 7 OH−+1.24[20]Tl3+ + 2 e− Tl++1.25Cr2O72 − + 14 H+ + 6 e− 2 Cr3+ + 7 H2O+1.33Cl2(g) + 2 e− 2 Cl−+1.36[9] CoO2(s) + 4 H+ + e− Co3+ + 2 H2O+1.422 NH3OH+ + H+ + 2 e− N2H5+ + 2 H2O+1.42[6] 2 HIO(aq) + 2 H+ + 2 e− I2(s) + 2 H2O+1.44Ce4+ + e− Ce3++1.44BrO3− + 5 H+ + 4 e− HBrO(aq) + 2 H2O+1.45β-PbO2(s) + 4 H+ + 2 e− Pb2+ + 2 H2O+1.460[2]α-PbO2(s) + 4 H+ + 2 e− Pb2+ + 2 H2O+1.468[2] 2 BrO3− + 12 H+ + 10 e− Br2(l) + 6 H2O+1.482ClO3− + 12 H+ + 10 e− Cl2(g) + 6 H2O+1.49HO2 + H+ + e− H2O2+1.495[11] MnO4− + 8 H+ + 5 e− Mn2+ + 4 H2O+1.51HO2• + H+ + e− H2O2(aq)+1.51Au3+ + 3 e− Au(s)+1.52NiO2(s) + 4 H+ + 2 e− Ni2+ + 2 OH−+1.592 HClO(aq) + 2 H+ + 2 e− Cl2(g) + 2 H2O+1.63Ag2O3(s) + 6 H+ + 4 e− 2 Ag+ + 3 H2O+1.67HClO2(aq) + 2 H+ + 2 e− HClO(aq) + H2O+1.67Pb4+ + 2 e− Pb2++1.69[2] MnO4− + 4 H+ + 3 e− MnO2(s) + 2 H2O+1.70AgO(s) + 2 H+ + e− Ag+ + H2O+1.77 H2O2(aq) + 2 H+ + 2 e− 2 H2O+1.776Co3+ + e− Co2++1.82Au+ + e− Au(s)+1.83[2] BrO4− + 2 H+ + 2 e− BrO3− + H2O+1.85半反应E° (V)[注 1]来源Ag2+ + e− Ag++1.98[2]S2O82− + 2 e− 2 SO42−+2.07O3(g) + 2 H+ + 2 e− O2(g) + H2O+2.075[7]HMnO4− + 3 H+ + 2 e− MnO2(s) + 2 H2O+2.09XeO3(aq) + 6 H+ + 6 e− Xe(g) + 3 H2O+2.12[20]H4XeO6(aq) + 8 H+ + 8 e− Xe(g) + 6 H2O+2.18[20]FeO42− + 3 e− + 8 H+ Fe3+ + 4 H2O+2.20[22]XeF2(aq) + 2 H+ + 2 e− Xe(g) + 2HF(aq)+2.32[20]H4XeO6(aq) + 2 H+ + 2 e− XeO3(aq) + H2O+2.42[20]F2(g) + 2 e− 2 F−+2.87[2][9]F2(g) + 2 H+ + 2 e− 2 HF(aq)+3.05[2]Tb4+ + e− Tb3++3.05[11]1.^ Clicking on this column to re-sort by potential didn’t work in the Safari webbrowser in v. 4.0.3 or earlier (but works in v. 4.0.5). In this case just reload the page to restore the original order.参考资料1.^ 1.01.11.21.31.41.5 Milazzo, G., Caroli, S., and Sharma, V. K. (1978). Tables ofStandard Electrode Potentials (Wiley, Chichester).2.^ 2.002.012.022.032.042.052.062.072.082.092.102.112.122.132.142.152.162.172.182.19 Bard, A. J., Parsons, R., and Jordan, J. (1985). Standard Potentials in Aqueous Solutions (Marcel Dekker, New York).3.^ 3.03.13.23.3 Bratsch, S. G. (1989). Journal of Physical Chemistry Reference DataVol. 18, pp. 1–21.4.^ 4.04.1 Vanýsek, Petr (2006). "Electrochemical Series," in Handbook of Chemistry and Physics: 87th Edition (/) (Chemical RubberCompany).^ 5.005.015.025.035.045.055.065.075.085.095.105.115.125.135.145.155.165.175.185.195.205.215.22 5.5.235.245.255.265.275.285.295.30 Vanýsek, Petr (2007). “Electrochemical Series”(/articles/08_08_88.pdf) , in Handbook of Chemistryand Physics: 88th Edition (/) (Chemical RubberCompany).6.^ 6.06.16.26.36.4 Greenwood, N. N.; Earnshaw, A.. Chemistry of the Elements. 2ndEdition. Oxford:Butterworth-Heinemann. 1997. ISBN0-7506-3365-4.^ 7.00 7.01 7.02 7.03 7.04 7.05 7.06 7.07 7.08 7.09 7.10 7.11 Bard, A.J., Faulkner, L.R.(2001). Electrochemical Methods. Fundamentals and Applications , 2nd edition (John Wiley and Sons Inc).7.^ 8.0 8.1 Marcel Pourbaix (1966). Atlas of Electrochemical Equilibria in Aqueous Solutions (NACE International, Houston, Texas; Cebelcor, Brussels).8.^ 9.00 9.01 9.02 9.03 9.04 9.05 9.06 9.07 9.08 9.09 9.10 9.11 9.12 9.13 9.14 Peter Atkins (1997). Physical Chemistry , 6th edition (W.H. Freeman and Company, New York).9.^ 10.0 10.1 10.2 Ca Sr Ba 一价[11]与两价间的标准电极电势正好有规律关系，因此可以估计近似值10.^ 11.00 11.01 11.02 11.03 11.04 11.05 11.06 11.07 11.08 11.09 11.10 11.11 11.12 11.13 11.14 11.15 11.16 11.17 11.18 11.19 11.20 11.21 11.22 11.23 11.24 11.25 11.26 11.27 11.28 11.29 11.30 11.31 Standard Redox Potential Table (/time-to-wake-up/docs/electrochemical_redox_potential)11.^ Ti Zr Hf 的标准电极电势变化较规律，因此可估计Rf 的标准电极电势12.^ Gordon Aylward & Tristan Findlay (2008). "SI Chemical Data", 6th edition (John Wiley & Sons, Australia), ISBN 9780470816387.13.^ 14.0 14.1 14.2 14.3 14.4 14.5 14.6 Vanýsek, Petr (2007). “Electrochemical Series”, in Handbook of Chemistry and Physics: 88th Edition (Chemical Rubber Company).14.^ 15.0 15.1 15.2 15.3 15.4 WebElements Periodic Table of the Elements | Iron | compounds information (/iron/compounds.html)15.^ 16.0 16.1 由−0.454和(2×−0.499 + −0.508) ÷ 3 = −0.502推算出。

标准电极电势Standard Electrode Potentials下表中所列的标准电极电势（25.0℃，101.325kPa）是相对于标准氢电极电势的值。

标准氢电极电势被规定为零伏特（0.0V）。

序号(No.)电极过程(Electrode process)EÅ/V 1Ag++e═Ag0.79962Ag2++e═Ag+ 1.983AgBr+e═Ag+Br-0.07134AgBrO3+e═Ag+BrO3-0.5465AgCl+e═Ag+Cl-0.2226AgCN+e═Ag+CN--0.0177Ag2CO3+2e═2Ag+CO32-0.478Ag2C2O4+2e═2Ag+C2O42-0.4659Ag2CrO4+2e═2Ag+CrO42-0.44710AgF+e═Ag+F-0.77911Ag4[Fe(CN)6]+4e═4Ag+[Fe(CN)6]4-0.14812AgI+e═Ag+I--0.152 13AgIO3+e═Ag+IO3-0.35414Ag2MoO4+2e═2Ag+MoO42-0.45715[Ag(NH3)2]++e═Ag+2NH30.37316AgNO2+e═Ag+NO2-0.56417Ag2O+H2O+2e═2Ag+2OH-0.342182AgO+H2O+2e═Ag2O+2OH-0.60719Ag2S+2e═2Ag+S2--0.691 20Ag2S+2H++2e═2Ag+H2S-0.0366 21AgSCN+e═Ag+SCN-0.0895 22Ag2SeO4+2e═2Ag+SeO42-0.36323Ag2SO4+2e═2Ag+SO42-0.65424Ag2WO4+2e═2Ag+WO42-0.46625Al3+3e═Al-1.662 26AlF63-+3e═Al+6F--2.069 27Al(OH)3+3e═Al+3OH--2.3128AlO2-+2H2O+3e═Al+4OH--2.3529Am3++3e═Am-2.048 30Am4++e═Am3+ 2.631AmO22++4H++3e═Am3++2H2O 1.7532As+3H++3e═AsH3-0.608 33As+3H2O+3e═AsH3+3OH--1.3734As2O3+6H++6e═2As+3H2O0.23435HAsO2+3H++3e═As+2H­2O0.24836AsO2-+2H2O+3e═As+4OH--0.6837H3­AsO4+2H++2e═HAsO2+2H2O0.5638AsO43-+2H2O+2e═AsO2-+4OH--0.7139AsS2-+3e═As+2S2--0.7540AsS43-+2e═ AsS2-+2S2--0.641Au++e═Au 1.69242Au3++3e═Au 1.49843Au3++2e═Au+ 1.401 44AuBr2-+e═Au+2Br-0.959 45AuBr4-+3e═Au+4Br-0.854 46AuCl2-+e═Au+2Cl- 1.15 47AuCl4-+3e═Au+4Cl- 1.002 48AuI+e═Au+I-0.5 49Au(SCN)4-+3e═Au+4SCN-0.66 50Au(OH)3+3H++3e═Au+3H2O 1.45 51BF4-+3e═B+4F--1.04 52H2BO3-+H2O+3e═B+4OH--1.79 53B(OH)3+7H++8e═BH4-+3H2O-0.0481 54Ba2++2e═Ba-2.912 55Ba(OH)2+2e═Ba+2OH--2.99 56Be2++2e═Be-1.847 57Be2O32-+3H2O+4e═2Be+6OH--2.63 58Bi++e═Bi0.5 59Bi3++3e═Bi0.308 60BiCl4-+3e═Bi+4Cl-0.16 61BiOCl+2H++3e═Bi+Cl-+H2O0.16 62Bi2O3+3H2O+6e═2Bi+6OH--0.46 63Bi2O4+4H++2e═2BiO++2H2O 1.593 64Bi2O4+H2O+2e═ Bi2O3+2OH-0.56 65Br2(水溶液,aq)+2e═2Br- 1.087 66Br2(液体)+2e═2Br- 1.066 67BrO-+H2O+2e═Br-+2OH0.761 68BrO3-+6H++6e═Br-+3H2O 1.423 69BrO3-+3H2O+6e═Br-+6OH-0.61 702BrO3-+12H++10e═Br2+6H2O 1.482 71HBrO+H++2e═Br-+H2O 1.331 722HBrO+2H++2e═Br2(水溶液,aq)+2H2O 1.574 73CH3OH+2H++2e═CH4+H2O0.59 74HCHO+2H++2e═CH3OH0.19 75CH3COOH+2H++2e═CH3CHO+H2O-0.12 76(CN)2+2H++2e═2HCN0.373 77(CNS)2+2e═2CNS-0.77 78CO2+2H++2e═CO+H2O-0.12 79CO2+2H++2e═HCOOH-0.199 80Ca2++2e═Ca-2.868 81Ca(OH)2+2e═Ca+2OH--3.02 82Cd2++2e═Cd-0.403 83Cd2++2e═Cd(Hg)-0.352 84Cd(CN)42-+2e═Cd+4CN--1.09 85CdO+H2O+2e═Cd+2OH--0.783 86CdS+2e═Cd+S2--1.17 87CdSO4+2e═Cd+SO42--0.246 88Ce3++3e═Ce-2.336 89Ce3++3e═Ce(Hg)-1.437 90CeO2+4H++e═Ce3++2H2O 1.4 91Cl2(气体)+2e═2Cl- 1.35892ClO-+H2O+2e═Cl-+2OH-0.89 93HClO+H++2e═Cl-+H2O 1.482 942HClO+2H++2e═Cl2+2H2O 1.611 95ClO2-+2H2O+4e═Cl-+4OH-0.76 962ClO3-+12H++10e═Cl2+6H2O 1.47 97ClO3-+6H++6e═Cl-+3H2O 1.451 98ClO3-+3H2O+6e═Cl-+6OH-0.62 99ClO4-+8H++8e═Cl-+4H2O 1.38 1002ClO4-+16H++14e═Cl2+8H2O 1.39 101Cm3++3e═Cm-2.04 102Co2++2e═Co-0.28 103[Co(NH3)6]3++e═[Co(NH3)6]2+0.108 104[Co(NH3)6]2++2e═Co+6NH3-0.43 105Co(OH)2+2e═Co+2OH--0.73 106Co(OH)3+e═Co(OH)2+OH-0.17 107Cr2++2e═Cr-0.913 108Cr3++e═Cr2+-0.407 109Cr3++3e═Cr-0.744 110[Cr(CN)6]3-+e═[Cr(CN)6]4--1.28 111Cr(OH)3+3e═Cr+3OH--1.48 112Cr2O72-+14H++6e═2Cr3++7H2O 1.232 113CrO2-+2H2O+3e═Cr+4OH--1.2 114HCrO4-+7H++3e═Cr3++4H2O 1.35 115CrO42-+4H2O+3e═Cr(OH)3+5OH--0.13 116Cs++e═Cs-2.92 117Cu++e═Cu0.521 118Cu2++2e═Cu0.342 119Cu2++2e═Cu(Hg)0.345 120Cu2++Br-+e═CuBr0.66 121Cu2++Cl-+e═CuCl0.57 122Cu2++I-+e═CuI0.86 123Cu2++2CN-+e═[Cu(CN)2]- 1.103 124CuBr2-+e═Cu+2Br-0.05 125CuCl2-+e═Cu+2Cl-0.19 126CuI2-+e═Cu+2I-0 127Cu2O+H2O+2e═2Cu+2OH--0.36 128Cu(OH)2+2e═Cu+2OH--0.222 1292Cu(OH)2+2e═Cu2O+2OH-+H2O-0.08 130CuS+2e═Cu+S2--0.7 131CuSCN+e═Cu+SCN--0.27 132Dy2++2e═Dy-2.2 133Dy3++3e═Dy-2.295 134Er2++2e═Er-2 135Er3++3e═Er-2.331 136Es2++2e═Es-2.23 137Es3++3e═Es-1.91 138Eu2++2e═Eu-2.812 139Eu3++3e═Eu-1.991 140F2+2H++2e═2HF 3.053190IO3-+2H2O+4e═IO-+4OH-0.15 191IO3-+3H2O+6e═I-+6OH-0.26 1922IO3-+6H2O+10e═I2+12OH-0.21 193H5IO6+H++2e═IO3-+3H2O 1.601 194In++e═In-0.14 195In3++3e═In-0.338 196In(OH)3+3e═In+3OH--0.99 197Ir3++3e═Ir 1.156 198IrBr62-+e═ IrBr63-0.99 199IrCl62-+e═IrCl63-0.867 200K++e═K-2.931 201La3++3e═La-2.379 202La(OH)3+3e═La+3OH--2.9 203Li++e═Li-3.04 204Lr3++3e═Lr-1.96 205Lu3++3e═Lu-2.28 206Md2++2e═Md-2.4 207Md3++3e═Md-1.65 208Mg2++2e═Mg-2.372 209Mg(OH)2+2e═Mg+2OH--2.69 210Mn2++2e═Mn-1.185 211Mn3++3e═Mn 1.542 212MnO2+4H++2e═Mn2++2H2O 1.224 213MnO4-+4H++3e═MnO2+2H2O 1.679 214MnO4-+8H++5e═Mn2++4H2O 1.507 215MnO4-+2H2O+3e═MnO2+4OH-0.595 216Mn(OH)2+2e═Mn+2OH--1.56 217Mo3++3e═Mo-0.2 218MoO42-+4H2O+6e═Mo+8OH--1.05 219N2+2H­2O+6H++6e═2NH4OH0.092 2202NH3OH++H++2e═N2H5++2H2O 1.42 2212NO+H2O+2e═N2O+2OH-0.76 2222HNO2+4H++4e═N2O+3H2O 1.297 223NO3-+3H++2e═HNO2+H2O0.934 224NO3-+H2O+2e═NO2-+2OH-0.01 2252NO3-+2H2O+2e═N2O4+4OH--0.85 226Na++e═Na-2.713 227Nb3++3e═Nb-1.099 228NbO2+4H++4e═Nb+2H2O-0.69 229Nb2O5+10H++10e═2Nb+5H2O-0.644 230Nd2++2e═Nd-2.1 231Nd3++3e═Nd-2.323 232Ni2++2e═Ni-0.257 233NiCO3+2e═Ni+CO32--0.45 234Ni(OH)2+2e═Ni+2OH--0.72 235NiO2+4H++2e═Ni2++2H2O 1.678 236No2++2e═No-2.5 237No3++3e═No-1.2 238Np3++3e═Np-1.856239NpO2+H2O+H++e═Np(OH)3-0.962 240O2+4H++4e═2H2O 1.229 241O2+2H2O+4e═4OH-0.401 242O3+H2O+2e═O2+2OH- 1.24 243Os2++2e═Os0.85 244OsCl63-+e═Os2++6Cl-0.4 245OsO2+2H2O+4e═Os+4OH--0.15 246OsO4+8H++8e═Os+4H2O0.838 247OsO4+4H++4e═OsO2+2H2O 1.02 248P+3H2O+3e═PH3(g)+3OH--0.87 249H2PO2-+e═P+2OH--1.82 250H3PO3+2H++2e═H3PO2+H2O-0.499 251H3PO3+3H++3e═P+3H2O-0.454 252H3PO4+2H++2e═H3PO3+H2O--0.276 253PO43-+2H2O+2e═HPO32-+3OH--1.05 254Pa3++3e═Pa-1.34 255Pa4++4e═Pa-1.49 256Pb2++2e═Pb-0.126 257Pb2++2e═Pb(Hg)-0.121 258PbBr2+2e═Pb+2Br--0.284 259PbCl2+2e═Pb+2Cl--0.268 260PbCO3+2e═Pb+CO32--0.506 261PbF2+2e═Pb+2F--0.344 262PbI2+2e═Pb+2I--0.365 263PbO+H2O+2e═Pb+2OH--0.58 264PbO+4H++2e═Pb+H2O0.25 265PbO2+4H++2e═Pb2+2H2O 1.455 266HPbO2-+H2O+2e═Pb+3OH--0.537 267PbO2+SO42-+4H++2e═PbSO4+2H2O 1.691 268PbSO4+2e═Pb+SO42--0.359 269Pd2++2e═Pd0.915 270PdBr42-+2e═Pd+4Br-0.6 271PdO2+H2O+2e═PdO+2OH-0.73 272Pd(OH)2+2e═Pd+2OH-0.07 273Pm2++2e═Pm-2.2 274Pm3++3e═Pm-2.3 275Po4++4e═Po0.76 276Pr2++2e═Pr-2 277Pr3++3e═Pr-2.353 278Pt2++2e═Pt 1.18 279[PtCl6]2-+2e═[PtCl4]2-+2Cl-0.68 280Pt(OH)2+2e═Pt+2OH-0.14 281PtO2+4H++4e═Pt+2H2O1 282PtS+2e═Pt+S2--0.83 283Pu3++3e═Pu-2.031 284Pu5++e═Pu4+ 1.099 285Ra2++2e═Ra-2.8 286Rb++e═Rb-2.98 287Re3++3e═Re0.3337Th4++4e═Th-1.899 338Ti2++2e═Ti-1.63 339Ti3++3e═Ti-1.37 340TiO2+4H++2e═Ti2++2H2O-0.502 341TiO2++2H++e═Ti3++H2O0.1 342Tl++e═Tl-0.336 343Tl3++3e═Tl0.741 344Tl3++Cl-+2e═TlCl 1.36 345TlBr+e═Tl+Br--0.658 346TlCl+e═Tl+Cl--0.557 347TlI+e═Tl+I--0.752 348Tl2O3+3H­2O+4e═2Tl++6OH-0.02 349TlOH+e═Tl+OH--0.34 350Tl2SO4+2e═2Tl+SO42--0.436 351Tm2++2e═Tm-2.4 352Tm3++3e═Tm-2.319 353U3++3e═U-1.798 354UO2+4H++4e═U+2H2O-1.4 355UO2++4H++e═U4++2H2O0.612 356UO22++4H++6e═U+2H2O-1.444 357V2++2e═V-1.175 358VO2++2H++e═V3++H2O0.337 359VO2++2H++e═VO2++H2O0.991 360VO2++4H++2e═V3++2H2O0.668 361V2O5+10H++10e═2V+5H2O-0.242 362W3++3e═W0.1 363WO3+6H++6e═W+3H2O-0.09 364W2O5+2H++2e═2WO2+H2O-0.031 365Y3++3e═Y-2.372 366Yb2++2e═Yb-2.76 367Yb3++3e═Yb-2.19 368Zn2++2e═Zn-0.7618 369Zn2++2e═Zn(Hg)-0.7628 370Zn(OH)2+2e═Zn+2OH--1.249 371ZnS+2e═Zn+S2--1.4 372ZnSO4+2e═Zn(Hg)+SO42--0.799。

1电对方程式E /VLi(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－－2.23Al(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 －1.798Hf(IV)－(0) HfO2＋＋2H＋＋4e－＝Hf＋H2O －1.724 Al(III)－(0) Al3＋＋3e－＝Al －1.662 Ti(II)－(0) Ti2＋＋2e－＝Ti －1.630Zr(IV)－(0) ZrO2＋4H＋＋4e－＝Zr＋2H2O －1.553Si(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＋－0.9B(III)－(0) H3BO3＋3H＋＋3e－＝B＋3H2O －0.8698*Ti(IV)－(0) TiO2＋4H＋＋4e－＝Ti＋2H2O －0.86Te(0)－(－II) Te＋2H＋＋2e－＝H2Te －0.793 Zn(II)－(0) Zn2＋＋2e－＝Zn －0.7618Ta(V)－(0) Ta2O5＋10H＋＋10e－＝2Ta＋5H2O －0.750Cr(III)－(0) Cr3＋＋3e－＝Cr －0.744Nb(V)－(0) Nb2O5＋l0H＋＋10e－＝2Nb＋5H2O －0.644As(0)－(－III) As＋3H＋＋3e－＝AsH3－0.608 U(IV)－(III) U4＋＋e－＝U3＋－0.607 Ga(III)－(0) Ga3＋＋3e－＝Ga －0.549P(I)－(0) H3PO2＋H＋＋e－＝P＋2H2O －0.508P(III)－(I) H3PO3＋2H＋＋2e－＝H3PO2＋H2O －0.499*C(IV)－(III) 2CO2＋2H＋＋2e－＝H2C2O4－0.49Fe(II)－(0) Fe2＋＋2e－＝Fe －0.447Cr(III)－(II) Cr3＋＋e－＝Cr2＋－0.407 Cd(II)－(0) Cd2＋＋2e－＝Cd －0.4030 Se(0)－(－II) Se＋2H＋＋2e－＝H2Se(aq) －0.399Pb(II)－(0) PbI2＋2e－＝Pb＋2I－－0.365 Eu(III)－(II) Eu3＋＋e－＝Eu2＋－0.36Pb(II)－(0) PbSO4＋2e－＝Pb＋SO42－－0.3588In(III)－(0) In3＋＋3e－＝In －0.3382 Tl(I)－(0) Tl＋＋e－＝Tl －0.336 Co(II)－(0) Co2＋＋2e－＝Co －0.28P(V)－(III) H3PO4＋2H＋＋2e－＝H3PO3＋H2O －0.276Pb(II)－(0) PbCl2＋2e－＝Pb＋2Cl－－0.2675 Ni (II)－(0) Ni2＋＋2e－＝Ni －0.257 V(III)－(II) V3＋＋e－＝V2＋－0.255Ge(IV)－(0) H2GeO3＋4H＋＋4e－＝Ge＋3H2O －0.182Ag(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 －0.12P(0)－(－III) P(white)＋3H＋＋3e－＝PH3(g) －0.063Hg(I)－(0) Hg2I2＋2e－＝2Hg＋2I－－0.0405Fe(III)－(0) Fe3＋＋3e－＝Fe －0.037 H(I)－(0) 2H＋＋2e－＝H20.0000 Ag(I)－(0) AgBr＋e－＝Ag＋Br－0.07133S(II.V)－(II) S4O62－＋2e－＝2S2O32－0.08*Ti(IV)－(III) TiO2＋＋2H＋＋e－＝Ti3＋＋H2O 0.1S(0)－(－II) S＋2H＋＋2e－＝H2S(aq) 0.142 Sn(IV)－(II) Sn4＋＋2e－＝Sn2＋0.151Sb(III)－(0) Sb2O3＋6H＋＋6e－＝2Sb＋3H2O 0.152Cu(II)－(I) Cu2＋＋e－＝Cu＋0.153 Bi(III)－(0) BiOCl＋2H＋＋3e－＝Bi＋Cl－＋H2O 0.1583S(VI)－(IV) SO42－＋4H＋＋2e－＝H2SO3＋H2O 0.172Sb(III)－(0) SbO＋＋2H＋＋3e－＝Sb＋H2O 0.212Ag(I)－(0) AgCl＋e－＝Ag＋Cl－0.22233As(III)－(0) HAsO2＋3H＋＋3e－＝As＋2H2O 0.248Hg(I)－(0) Hg2Cl2＋2e－＝2Hg＋2Cl－(饱和KCl) 0.26808Bi(III)－(0) BiO＋＋2H＋＋3e－＝Bi＋H2O 0.320U(VI)－(IV) UO22＋＋4H＋＋2e－＝U4＋＋2H2O 0.327C(IV)－(III) 2HCNO＋2H＋＋2e－＝(CN)2＋2H2O 0.330V(IV)－(III) VO2＋＋2H＋＋e－＝V3＋＋H2O 0.337 Cu(II)－(0) Cu2＋＋2e－＝Cu 0.3419Re(VII)－(0) ReO4－＋8H＋＋7e－＝Re＋4H2O 0.368Ag(I)－(0) Ag2CrO4＋2e－＝2Ag＋CrO42－0.4470S(IV)－(0) H2SO3＋4H＋＋4e－＝S＋3H2O 0.449Cu(I)－(0) Cu＋＋e－＝Cu 0.521I(0)－(－I) I2＋2e－＝2I－0.5355I(0)－(－I) I3－＋2e－＝3I－0.536As(V)－(III) H3AsO4＋2H＋＋2e－＝HAsO2＋2H2O 0.560Sb(V)－(III) Sb2O5＋6H＋＋4e－＝2SbO＋＋3H2O 0.581Te(IV)－(0) TeO2＋4H＋＋4e－＝Te＋2H2O 0.593U(V)－(IV) UO2＋＋4H＋＋e－＝U4＋＋2H2O 0.612**Hg(II)－(I) 2HgCl2＋2e－＝Hg2Cl2＋2Cl－0.63Pt(IV)－(II) [PtCl6]2－＋2e－＝[PtCl4]2－＋2Cl－0.68O(0)－(－I) O2＋2H＋＋2e－＝H2O20.695Pt(II)－(0) [PtCl4]2－＋2e－＝Pt＋4Cl－0.755*Se(IV)－(0) H2SeO3＋4H＋＋4e－＝Se＋3H2O 0.74Fe(III)－(II) Fe3＋＋e－＝Fe2＋0.771 Hg(I)－(0) Hg22＋＋2e－＝2Hg 0.7973 Ag(I)－(0) Ag＋＋e－＝Ag 0.7996Os(VIII)－(0) OsO4＋8H＋＋8e－＝Os＋4H2O 0.8N(V)－(IV) 2NO3－＋4H＋＋2e－＝N2O4＋2H2O 0.803Hg(II)－(0) Hg2＋＋2e－＝Hg 0.851Si(IV)－(0) (quartz)SiO2＋4H＋＋4e－＝Si＋2H2O 0.857Cu(II)－(I) Cu2＋＋I－＋e－＝CuI 0.86N(III)－(I) 2HNO2＋4H＋＋4e－＝H2N2O2＋2H2O 0.86Hg(II)－(I) 2Hg2＋＋2e－＝Hg22＋0.920N(V)－(III) NO3－＋3H＋＋2e－＝HNO2＋H2O 0.934Pd(II)－(0) Pd2＋＋2e－＝Pd 0.951N(V)－(II) NO3－＋4H＋＋3e－＝NO＋2H2O 0.957N(III)－(II) HNO2＋H＋＋e－＝NO＋H2O 0.983I(I)－(－I) HIO＋H＋＋2e－＝I－＋H2O 0.987V(V)－(IV) VO2＋＋2H＋＋e－＝VO2＋＋H2O 0.991V(V)－(IV) V(OH)4＋＋2H＋＋e－＝VO2＋＋3H2O 1.00Au(III)－(0) [AuCl4]－＋3e－＝Au＋4Cl－ 1.002Te(VI)－(IV) H6TeO6＋2H＋＋2e－＝TeO2＋4H2O 1.02N(IV)－(II) N2O4＋4H＋＋4e－＝2NO＋2H2O 1.035N(IV)－(III) N2O4＋2H＋＋2e－＝2HNO21.065I(V)－(－I) IO3－＋6H＋＋6e－＝I－＋3H2O 1.085Br(0)－(－I) Br2(aq)＋2e－＝2Br－ 1.0873Se(VI)－(IV) SeO42－＋4H＋＋2e－＝H2SeO3＋H2O 1.151Cl(V)－(IV) ClO3－＋2H＋＋e－＝ClO2＋H2O 1.152Pt(II)－(0) Pt2＋＋2e－＝Pt 1.18Cl(VII)－(V) ClO4－＋2H＋＋2e－＝ClO3－＋H2O 1.189I(V)－(0) 2IO3－＋12H＋＋10e－＝I2＋6H2O 1.195Cl(V)－(III) ClO3－＋3H＋＋2e－＝HClO2＋H2O 1.214Mn(IV)－(II) MnO2＋4H＋＋2e－＝Mn2＋＋2H2O 1.224O(0)－(－II) O2＋4H＋＋4e－＝2H2O 1.229Tl(III)－(I) T13＋＋2e－＝Tl＋ 1.252Cl(IV)－(III) ClO2＋H＋＋e－＝HClO21.277N(III)－(I) 2HNO2＋4H＋＋4e－＝N2O＋3H2O 1.297**Cr(VI)－(III) Cr2O72－＋14H＋＋6e－＝2Cr3＋＋7H2O 1.33Br(I)－(－I) HBrO＋H＋＋2e－＝Br－＋H2O 1.331Cr(VI)－(III) HCrO4－＋7H＋＋3e－＝Cr3＋＋4H2O 1.350Cl(0)－(－I) Cl2(g)＋2e－＝2Cl－ 1.35827Cl(VII)－(－I) ClO4－＋8H＋＋8e－＝Cl－＋4H2O 1.389Cl(VII)－(0) ClO4－＋8H＋＋7e－＝1/2Cl2＋4H2O 1.39Au(III)－(I) Au3＋＋2e－＝Au＋ 1.401Br(V)－(－I) BrO3－＋6H＋＋6e－＝Br－＋3H2O 1.423I(I)－(0) 2HIO＋2H＋＋2e－＝I2＋2H2O 1.439Cl(V)－(－I) ClO3－＋6H＋＋6e－＝Cl－＋3H2O 1.451Pb(IV)－(II) PbO2＋4H＋＋2e－＝Pb2＋＋2H2O 1.455Cl(V)－(0) ClO3－＋6H＋＋5e－＝1/2Cl2＋3H2O 1.47Cl(I)－(－I) HClO＋H＋＋2e－＝Cl－＋H2O 1.482Br(V)－(0) BrO3－＋6H＋＋5e－＝l/2Br2＋3H2O 1.482Au(III)－(0) Au3＋＋3e－＝Au 1.498Mn(VII)－(II) MnO4－＋8H＋＋5e－＝Mn2＋＋4H2O 1.507Mn(III)－(II) Mn3＋＋e－＝Mn2＋ 1.5415Cl(III)－(－I) HClO2＋3H＋＋4e－＝Cl－＋2H2O 1.570Br(I)－(0) HBrO＋H＋＋e－＝l/2Br2(aq)＋H2O 1.574N(II)－(I) 2NO＋2H＋＋2e－＝N2O＋H2O 1.591I(VII)－(V) H5IO6＋H＋＋2e－＝IO3－＋3H2O 1.601Cl(I)－(0) HClO＋H＋＋e－＝1/2Cl2＋H2O 1.611Cl(III)－(I) HClO2＋2H＋＋2e－＝HClO＋H2O 1.645Ni(IV)－(II) NiO2＋4H＋＋2e－＝Ni2＋＋2H2O 1.678Mn(VII)－(IV) MnO4－＋4H＋＋3e－＝MnO2＋2H2O 1.679Pb(IV)－(II) PbO2＋SO42－＋4H＋＋2e－＝PbSO4＋2H2O 1.6913Au(I)－(0) Au＋＋e－＝Au 1.692 Ce(IV)－(III) Ce4＋＋e－＝Ce3＋ 1.72N(I)－(0) N2O＋2H＋＋2e－＝N2＋H2O 1.766O(－I)－(－II) H2O2＋2H＋＋2e－＝2H2O 1.776Co(III)－(II) Co3＋＋e－＝Co2＋(2mol·L－1 H2SO4) 1.83Ag(II)－(I) Ag2＋＋e－＝Ag＋ 1.980S(VII)－(VI) S2O82－＋2e－＝2SO42－ 2.010O(0)－(－II) O3＋2H＋＋2e－＝O2＋H2O 2.076O(II)－(－II) F2O＋2H＋＋4e－＝H2O＋2F－ 2.153Fe(VI)－(III) FeO42－＋8H＋＋3e－＝Fe3＋＋4H2O 2.20O(0)－(－II) O(g)＋2H＋＋2e－＝H2O 2.421F(0)－(－I) F2＋2e－＝2F－ 2.866F2＋2H＋＋2e－＝2HF 3.0532电对方程式E /VCa(II)－(0) Ca(OH)2＋2e－＝Ca＋2OH－－3.02Ba(II)－(0) Ba(OH)2＋2e－＝Ba＋2OH－－2.99La(III)－(0) La(OH)3＋3e－＝La＋3OH－－2.90Sr(II)－(0) Sr(OH)2·8H2O＋2e－＝Sr＋2OH－＋8H2O －2.88Mg(II)－(0) Mg(OH)2＋2e－＝Mg＋2OH－－2.690Be(II)－(0) Be2O32－＋3H2O＋4e－＝2Be＋6OH－－2.63Hf(IV)－(0) HfO(OH)2＋H2O＋4e－＝Hf＋4OH－－2.50Zr(IV)－(0) H2ZrO3＋H2O＋4e－＝Zr＋4OH－－2.36Al(III)－(0) H AlO－＋H O＋3e－＝Al＋OH－－2.33P(I)－(0) H2PO2－＋e－＝P＋2OH－－1.82B(III)－(0) H2BO3－＋H2O＋3e－＝B＋4OH－－1.79P(III)－(0) HPO32－＋2H2O＋3e－＝P＋5OH－－1.71Si(IV)－(0) SiO32－＋3H2O＋4e－＝Si＋6OH－－1.697P(III)－(I) HPO32－＋2H2O＋2e－＝H2PO2－＋3OH－－1.65Mn(II)－(0) Mn(OH)2＋2e－＝Mn＋2OH－－1.56Cr(III)－(0) Cr(OH)3＋3e－＝Cr＋3OH－－1.48*Zn(II)－(0) [Zn(CN)4]2－＋2e－＝Zn＋4CN－－1.26Zn(II)－(0) Zn(OH)2＋2e－＝Zn＋2OH－－1.249Ga(III)－(0) H2GaO3－＋H2O＋2e－＝Ga＋4OH－－1.219Zn(II)－(0) ZnO22－＋2H2O＋2e－＝Zn＋4OH－－1.215Cr(III)－(0) CrO2－＋2H2O＋3e－＝Cr＋4OH－－1.2Te(0)－(－I) Te＋2e－＝Te2－－1.143P(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－－1.0Sn(IV)－(II) [Sn(OH)6]2－＋2e－＝HSnO2－＋H2O＋3OH－－0.93S(VI)－(IV) SO42－＋H2O＋2e－＝SO32－＋2OH－－0.93Se(0)－(－II) Se＋2e－＝Se2－－0.924Sn(II)－(0) HSnO2－＋H2O＋2e－＝Sn＋3OH－－0.909P(0)－(－III) P＋3H2O＋3e－＝PH3(g)＋3OH－－0.87N(V)－(IV) 2NO3－＋2H2O＋2e－＝N2O4＋4OH－－0.85H(I)－(0) 2H2O＋2e－＝H2＋2OH－－0.8277Cd(II)－(0) Cd(OH)2＋2e－＝Cd(Hg)＋2OH－－0.809Co(II)－(0) Co(OH)2＋2e－＝Co＋2OH－－0.73Ni(II)－(0) Ni(OH)2＋2e－＝Ni＋2OH－－0.72As(V)－(III) AsO43－＋2H2O＋2e－＝AsO2－＋4OH－－0.71Ag(I)－(0) Ag2S＋2e－＝2Ag＋S2－－0.691As(III)－(0) AsO2－＋2H2O＋3e－＝As＋4OH－－0.68Sb(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－－0.59Re(VII)－(0) ReO4－＋4H2O＋7e－＝Re＋8OH－－0.584*S(IV)－(II) 2SO32－＋3H2O＋4e－＝S2O32－＋6OH－－0.58Te(IV)－(0) TeO32－＋3H2O＋4e－＝Te＋6OH－－0.57Fe(III)－(II) Fe(OH)3＋e－＝Fe(OH)2＋OH－－0.56S(0)－(－II) S＋2e－＝S2－－0.47627Bi(III)－(0) Bi2O3＋3H2O＋6e－＝2Bi＋6OH－－0.46N(III)－(II) NO2－＋H2O＋e－＝NO＋2OH－－0.46*Co(II)－C(0) [Co(NH3)6]2＋＋2e－＝Co＋6NH3－0.422Se(IV)－(0) SeO32－＋3H2O＋4e－＝Se＋6OH－－0.366Cu(I)－(0) Cu2O＋H2O＋2e－＝2Cu＋2OH－－0.360Tl(I)－(0) Tl(OH)＋e－＝Tl＋OH－－0.34 *Ag(I)－(0) [Ag(CN)2]－＋e－＝Ag＋2CN－－0.31Cu(II)－(0) Cu(OH)2＋2e－＝Cu＋2OH－－0.222Cr(VI)－(III) CrO42－＋4H2O＋3e－＝Cr(OH)3＋5OH－－0.13*Cu(I)－(0) [Cu(NH3)2]＋＋e－＝Cu＋2NH3－0.12O(0)－(－I) O2＋H2O＋2e－＝HO2－＋OH－－0.076Ag(I)－(0) AgCN＋e－＝Ag＋CN－－0.017N(V)－(III) NO3－＋H2O＋2e－＝NO2－＋2OH－0.01Se(VI)－(IV) SeO42－＋H2O＋2e－＝SeO32－＋2OH－0.05Pd(II)－(0) Pd(OH)2＋2e－＝Pd＋2OH－0.07S(II,V)－(II) S4O62－＋2e－＝2S2O32－0.08Hg(II)－(0) HgO＋H2O＋2e－＝Hg＋2OH－0.0977Co(III)－(II) [Co(NH3)6]3＋＋e－＝[Co(NH3)6]2＋0.108Pt(II)－(0) Pt(OH)2＋2e－＝Pt＋2OH－0.14Co(III)－(II) Co(OH)3＋e－＝Co(OH)2＋OH－0.17Pb(IV)－(II) PbO2＋H2O＋2e－＝PbO＋2OH－0.247I(V)－(－I) IO3－＋3H2O＋6e－＝I－＋6OH－0.26Cl(V)－(III) ClO3－＋H2O＋2e－＝ClO2－＋2OH－0.33Ag(I)－(0) Ag2O＋H2O＋2e－＝2Ag＋2OH－0.342Fe(III)－(II) [Fe(CN)6]3－＋e－＝[Fe(CN)6]4－0.358Cl(VII)－(V) ClO4－＋H2O＋2e－＝ClO3－＋2OH－0.36*Ag(I)－(0) [Ag(NH3)2]＋＋e－＝Ag＋2NH30.373O(0)－(－II) O2＋2H2O＋4e－＝4OH－0.401I(I)－(－I) IO－＋H2O＋2e－＝I－＋2OH－0.485*Ni(IV)－(II) NiO2＋2H2O＋2e－＝Ni(OH)2＋2OH－0.490Mn(VII)－(VI) MnO4－＋e－＝MnO42－0.558Mn(VII)－(IV) MnO4－＋2H2O＋3e－＝MnO2＋4OH－0.595Mn(VI)－(IV) MnO42－＋2H2O＋2e－＝MnO2＋4OH－0.60Ag(II)－(I) 2AgO＋H2O＋2e－＝Ag2O＋2OH－0.607。

电对方程式E /VCa(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－－1.0Sn(IV)－(II) [Sn(OH)6]2－＋2e－＝HSnO2－＋H2O＋3OH－－0.93S(VI)－(IV) SO42－＋H2O＋2e－＝SO32－＋2OH－－0.93Se(0)－(－II) Se＋2e－＝Se2－－0.924 Sn(II)－(0) HSnO2－＋H2O＋2e－＝Sn＋3OH－－0.909P(0)－(－III) P＋3H2O＋3e－＝PH3(g)＋3OH－－0.87N(V)－(IV) 2NO3－＋2H2O＋2e－＝N2O4＋4OH－－0.85H(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－－0.73Ni(II)－(0) Ni(OH)2＋2e－＝Ni＋2OH－－0.72As(V)－(III) AsO43－＋2H2O＋2e－＝AsO2－＋4OH－－0.71Ag(I)－(0) Ag2S＋2e－＝2Ag＋S2－－0.691 As(III)－(0) AsO2－＋2H2O＋3e－＝As＋4OH－－0.68Sb(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－－0.59Re(VII)－(0) ReO4－＋4H2O＋7e－＝Re＋8OH－－0.584 *S(IV)－(II) 2SO32－＋3H2O＋4e－＝S2O32－＋6OH－－0.58Te(IV)－(0) TeO32－＋3H2O＋4e－＝Te＋6OH－－0.57Fe(III)－(II) Fe(OH)3＋e－＝Fe(OH)2＋OH－－0.56S(0)－(－II) S＋2e－＝S2－－0.47627 Bi(III)－(0) Bi2O3＋3H2O＋6e－＝2Bi＋6OH－－0.46N(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－0.07S(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－0.26Cl(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－＝ClO3－＋2OH－0.36*Ag(I)－(0) [Ag(NH3)2]＋＋e－＝Ag＋2NH30.373 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。

--标准--标准电极电势表--1在酸性溶液中(298K)电对方程式 E /VLi(l) —(0) Li + + e— = Li —3.0401Cs(l) —(0) Cs + + e — = Cs —3.026 Rb(l) —(0) Rb + + e — = Rb —2.98 K(l) —(0) K + + e— = K —2.931 Ba(ll) —(0) Ba2+ + 2e — = Ba —2.912 Sr(ll) —(0) Sr2+ + 2e — = Sr —2.89 Ca(ll) —(0) Ca2+ + 2e — = Ca —2.868 Na(l) —(0) Na + + e — = Na —2.71 La(lll) —(0) La3 + + 3e — = La —2.379 Mg(ll) —(0) Mg 2+ + 2e — = Mg —2.372 Ce(lll) —(0) Ce3 + + 3e — = Ce —2.336 H(0) —(—l) H2(g) + 2e — = 2H ——2.23 Al(lll) —(0) AIF63 — + 3e — = Al + 6F ——2.069 Th(IV) —(0) Th4+ + 4e — = Th —1.899 Be(ll) —(0) Be2+ + 2e — = Be —1.847 U(lll) —(0) U3+ + 3e — = U —1.798 Hf(IV) —(0) HfO 2+ + 2H ++ 4e — = Hf + H 20 —1.724 Al(lll) —(0) Al3+ + 3e —= Al —1.662 Ti(ll) —(0) Ti2+ + 2e — = Ti —1.630Zr(IV) －(0) ZrO 2+ 4H + + 4e 一= Zr + 2H 2O －1.553 Si(IV) －(0) [SiF6]2- + 4e - = Si + 6F -－1.24 Mn(II) －(0) Mn 2 + + 2e 一= Mn －1.185 Cr(II) －(0) Cr2+ + 2e -= Cr －0.913 Ti(III) －(II) Ti3+ + e -= Ti2+－0.9B(III) －(0) H 3BO 3+ 3H + + 3e 一= B + 3H 2O－0.8698*Ti(IV) －(0) TiO 2 + 4H + + 4e 一= Ti + 2H 2O －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 一= 2Ta + 5H 2O －0.750 Cr(III) －(0) Cr3 + + 3e —= Cr －0.744 Nb(V) －(0) Nb 2O5+ 10H + + 10e —= 2Nb + 5H 2O －0.644 As(0) －(－III) As + 3H + + 3e —= AsH 3 －0.608 U(IV) －(III) U4+ + e-= U3+－0.607 Ga(III) －(0) Ga3 + + 3e 一= Ga －0.549 P(I) －(0) H3PO2 + H + + e —= P + 2H 2O －0.508 P(III) －(I) H3PO3 + 2H + + 2e 一= 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 一= H2Se(aq) －0.399Pb(II) －(0) Pbl 2+ 2e —= Pb + 2I —－0.365 Eu(III) －(II) Eu3+ + e- = Eu2+－0.36Pb(II) －(0) PbSO 4+ 2e - = Pb + SO42-－0.3588 In(III) －(0) ln3+ + 3e —= In －0.3382 Tl(I) －(0) Tl ++ e —= Tl －0.336 Co(II) －(0) Co2 + + 2e - = Co －0.28P(V) －(III) H3PO4 + 2H + + 2e 一= H3PO3 + H2O －0.276 Pb(II) －(0) PbCI 2 + 2e —= Pb + 2CI —－0.2675 Ni (II) －(0) Ni2 + + 2e —= Ni －0.257V(III) －(II) V3 + + e- = V2+－0.255 Ge(IV) －(0) H 2GeO 3 + 4H + + 4e 一= Ge + 3H 2 O －0.182 Ag(I) －(0) Agl + 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 －0.12P(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 －0.037H(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 0.1S(0) －( －II) S+ 2H + + 2e —= H2S(aq) 0.142 Sn(IV) －(II) Sn4+ + 2e —= Sn2+0.151 Sb(III) －(0) Sb2O3 + 6H + + 6e 一= 2Sb + 3H 20 0.152 Cu(II) －(I) Cu2+ + e- = Cu +0.153 Bi(III) －(0) BiOCI + 2H ++ 3e 一= Bi + Cl 一+ H20 0.1583 S(VI) －(IV) S04_+ 4H + + 2e —= H2SO3 + H20 0.172 Sb(III) －(0) SbO + + 2H ++ 3e 一= Sb + H20 0.212 Ag(I) －(0) AgCI + e = Ag + Cl 0.22233 As(III) －(0) HAsO 2 + 3H + + 3e 一= As + 2H 20 0.248 Hg(I) －(0) Hg 2CI2+ 2e－= 2Hg + 2CI －(饱和KCI) 0.26808 Bi(III) －(0) BiO ++ 2H ++ 3e －= Bi + H 2O 0.320U(VI) －(IV) UO 22++ 4H ++ 2e －= U4++ 2H 2O 0.327C(IV) －(III) 2HCNO + 2H ++ 2e －= (CN) 2+ 2H 2O 0.330V(IV) －(III) VO 2++ 2H ++ e－= V3++ H 2O 0.337 Cu(II) －(0) Cu 2++ 2e －= Cu 0.3419 Re(VII) －(0) ReO 4－+ 8H ++7e －= Re+ 4H 2O 0.368 Ag(I) －(0) Ag 2CrO 4+ 2e －= 2Ag + CrO 42－0.4470 S(IV) －(0) H 2SO 3+ 4H + + 4e －= S+ 3H 2O 0.449 Cu(I) －(0) Cu + + e －= Cu 0.521I(0) －(－I) I2+ 2e －= 2I－0.5355 I(0) －(－I) I3 －+ 2e －= 3I －0.536 As(V) －(III) H 3AsO 4+ 2H ++ 2e －= HAsO 2+ 2H 2O 0.560Sb(V)(III) Sb2O5 + 6H + + 4e 一= 2SbO 十+ 3H 20 0.581 －Te(IV) －(0) TeO 2+ 4H + + 4e 一= Te + 2H 20 0.593 U(V) －(IV) UO2 ++ 4H + + e —= U4+ + 2H 2O 0.612**** Hg(II) －(I) 2HgCI 2 + 2e 一= Hg 2CI2 + 2CI —0.63 Pt(IV) －(II) [PtCI 6]2- + 2e —= [PtCI 4]2- + 2CI —0.68O(0) － (－I) O2+ 2H + + 2e —= H2O2 0.695 Pt(II) －(0) [PtCI 4]2- + 2e - = Pt + 4CI -0.755 *Se(IV) －(0) H 2SeO 3 + 4H ++ 4e 一= Se + 3H 2O 0.74 Fe(III) －(II) Fe3++ e —= Fe2+0.771 Hg(I) －(0) Hg 22+ + 2e 一= 2Hg 0.7973 Ag(I) －(0) Ag + + e -= Ag 0.7996 Os(VIII) －(0) OsO 4 + 8H + + 8e 一= Os + 4H 2O 0.8N(V) －(IV) 2NO 3- + 4H + + 2e - = N2O4 + 2H 2O 0.803 Hg(II) －(0) Hg 2+ + 2e _ = Hg 0.851Si(IV)(0) (quartz)SiO 2 + 4H + + 4e 一= Si + 2H 2O 0.857 －Cu(II)(I) Cu2 ++厂 + e-= CuI 0.86 －N(III) －(I) 2HNO 2 + 4H + + 4e 一= H2N2O2 + 2H 2O 0.86 Hg(II) －(I) 2Hg 2 + + 2e - = Hg 22+0.920 N(V) －(III) NO 3- + 3H + + 2e HNO 2+ H2O 0.934Pd(II)(0) Pd2 + + 2e —= Pd 0.951 －N(V) －(II) NO 3一+ 4H ++ 3e 一= NO + 2H2O 0.957 N(III) －(II) HNO 2+ H + + e —= NO + H2O 0.983I(I) －(－I) HIO + H + + 2e —=厂+ H2O 0.987 V(V) －(IV) VO 2 + + 2H + + e - = VO2+ + H2O 0.991 V(V) －(IV) V(OH) 4 + + 2H + + e —= VO2十+ 3H 2O 1.00 Au(III) －(0) [AuCI 4] 一+ 3e —= Au + 4Cl — 1.002 Te(VI) －(IV) H6TeO 6 + 2H ++ 2e —= TeO 2 + 4H 2O 1.02N(IV) －(II) N2O4 + 4H + + 4e —= 2NO + 2H 2O 1.035 N(IV) －(III) N2O4 + 2H + + 2e 一= 2HNO 2 1.065 I(V) －( －I) IO 3- + 6H + + 6e —=厂+ 3H 2O 1.085 Br(0) －(－I) Br2(aq) + 2e —= 2Br — 1.0873 Se(VI) －(IV) SeO42- + 4H + + 2e 一= H2SeO3 + H 2O 1.151 Cl(V) －(IV) CIO 3一+ 2H + + e —= ClO2 + H2O 1.152 Pt(II) －(0) Pt2+ + 2e —= Pt 1.18 Cl(VII) －(V) CIO 4- + 2H + + 2e - = CIO 3-+ H2O 1.189 I(V) －(0) 2IO 3- + 12H + + 10e —= I2+ 6H 2O 1.195 Cl(V) －(III) ClO 3- + 3H + + 2e —= HClO 2+ H2O 1.214 Mn(IV) －(II) MnO 2 + 4H + + 2e 一= Mn 2++ 2H 2O 1.224 O(0) －(－II) O2+ 4H + + 4e —= 2H 2O 1.229 Tl(III) －(I) T13+ + 2e - = Tl + 1.252 Cl(IV) －(III) ClO 2 + H + + e -= HClO 2 1.277 N(III) －(I) 2HNO 2 + 4H + + 4e 一= N2O + 3H 2O 1.297**Cr2O7_ + 14H + + 6e 一= 2Cr3+ + 7H 2O 1.33 **Cr(VI) －(III)Br(I) －(－I) HBrO + H + + 2e 一= BL+ H2O 1.331Cr(VI) －(III) HCrO 4－ + 7H + + 3e -=Cr3 ++ 4H2O 1.350 Cl(0) －( －I) Cl2(g) + 2e - = 2CI - 1.35827Cl(VII) －(－I)ClO 4－+ 8H+ + 8e －=CIT 4H 2O 1.389Cl(VII) －(0)ClO 4－+ 8H+ + 7e －=1/2CI 2+ 4H 2O 1.39Au(III) －(I)Au 3 ＋+ 2e —= Au + 1.401Br(V) －(－I) BrO 3 －+ 6H + + 6e －=BL + 3H 2O 1.423 I(I) －(0) 2HIO + 2H+ + 2e —= I2+ 2H 2O 1.439Cl(V) －(－I) ClO 3－+ 6H + + 6e －=CI- + 3H 2O 1.451 Pb(IV) －(II) PbO 2 + 4H + + 2e —Pb 2++ 2H 2O 1.455Cl(V) －(0) ClO 3－+ 6H + + 5e －=1/2CI 2+ 3H 2O 1.47 Cl(I) －( －I) HClO + H + + 2e —=CI －+ H 2O 1.482 Br(V) －(0) BrO 3 －+ 6H + + 5e －=I/2Br 2 + 3H 2O 1.482 Au(III) －(0) Au3 ＋+ 3e —= Au 1.498 Mn(VII) －(II) MnO 4 －+ 8H ++ 5e -=Mn 2+ + 4H 2O 1.507 Mn(III) －(II) Mn 3+ + e —= Mn 2+ 1.5415 Cl(III) －( －I) HClO 2+ 3H ++ 4e －=CU 2H 2O 1.570 Br(I) －(0) HBrO + H + + e —= I/2Br 2(aq) + H2O 1.574 N(II) －(I) 2NO + 2H ++ 2e —N2O+H2O 1.591 I(VII) －(V) H 5IO 6 + H + + 2e —= IO 3－+ 3H 2O 1.601 Cl(I) －(0) HClO + H + + e —= 1/2CI 2 + H2O 1.611 Cl(III) －(I) HClO 2+ 2H ++ 2e －=HCIO + H2O 1.645 Ni(IV) －(II) NiO 2+ 4H + + 2e 一=Ni2++2H2O 1.678Mn (VII) —(IV) MnO 4 — + 4H + + 3e — = MnO 2 + 2H 20 1.679 Pb(IV) —(II) PbO 2 + SO42— + 4H + + 2e — = PbSO 4+2H 2O 1.6913 Au(I) —(0) Au + + e — = Au 1.692 Ce(IV) —(III) Ce4+ + e — = Ce3+ 1.72N(I) —(0) N2O + 2H + + 2e — = N2+ H2O 1.766O( —I) —( —H2O2 + 2H + + 2e —= 2H 2O 1.776 II)Co(III) —(II) Co3 + + e — = Co2 +(2mol •—1 H 2SO 4) 1.83 Ag(II) —(I) Ag 2 + + e— = Ag + 1.980 S(VII) —(VI) S2O82 — + 2e — = 2SO42— 2.010 0(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+ + 4H 2O 2.200(0) —(—II) O(g) + 2H + + 2e — = H2O 2.421 F(0) —( —I) F2 + 2e — = 2F — 2.866F2 + 2H + + 2e — = 2HF 3.053 2在碱性溶液中(298K)电对方程式 E /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 • 8HO + 2e — = Sr + 2OH — + 8H 2O — 2.88Mg(II) —(0) Mg(OH) 2 + 2e — = Mg + 2OH ——2.690Be(II) －(0) Be 2O32_+ 3H 20 + 4e —= 2Be + 60H ——2.63Hf(IV) －(0)HfO(OH) 1 2+ H 20 + 4e —= Hf + 40H ——2.50Zr(IV) －(0) H 2ZrO 3 + H20 + 4e — = Zr + 40H ——2.36Al(III) －(0) H 2AlO 3 —+ H20 + 3e — = Al + 0H ——2.33P(I) －(0) H 2PO 2－+ e — = P+ 20H ——1.82B(III) －(0) H 2BO 3－+ H20 + 3e — = B + 40H ——1.79P(III) －(0)HPO 32－+ 2H 20 + 3e —= P+ 50H ——1.71 Si(IV) －(0) SiO 32-+ 3H 2O + 4e- = Si + 60H -—1.697 P(III) －(I) HPO 32－+ 2H 20 + 2e —= H2PO2— + 30H ——1.65 Mn(II) －(0) Mn(OH) 2 + 2e — = Mn + 20H ——1.56 Cr(III) －(0) Cr(OH) 3 + 3e —= Cr + 30H ——1.48 *Zn(II) －(0) [Zn(CN) 4]2-+ 2e — = Zn + 4CN ——1.26 Zn(II) －(0) Zn(OH) 2＋2e—=Zn＋20H ——1.249 Ga(III) －(0) H 2GaO 3—＋H20＋2e—=Ga＋40H ——1.219 Zn(II) －(0) ZnO 22－＋2H 20＋2e—=Zn ＋40H ——1.215 Cr(III) －(0) CrO 2一+ 2H 20 + 3e 一= Cr + 40H ——1.2Te(0) －（－I）Te ＋2e—= Te2——1.143P(V)－(III) PO43- + 2H 20 + 2e - = HPO 32- + 30H -—1.05*Zn(II) －(0) [Zn(NH 3)4]2＋＋2e—=Zn＋4NH 3 —1.04*W(VI) －(0) WO42－＋4H20＋6e—=W＋80H ——1.01**Ge(IV) －(0) HGeO 3 —＋2H20＋4e—=Ge＋50H ——1.0Sn(IV) －(II) [Sn(OH) 6]2—＋2e—=HSn0 2—＋H20＋30H—0.93S(VI) －(IV) S04—+ H20 + 2e-= SO32- + 2OH -－0.93Se(0) －(－II) Se + 2e - = Se —－0.924 Sn(II) －(0) HSnO 2一+ H2O + 2e 一= Sn + 3OH —－0.909P(0) －( －III) P+ 3H 2O + 3e —= PH 3(g) + 3OH —－0.87N(V) －(IV) 2NO 3 - + 2H2O + 2e 一= N2O4+ 4OH —－0.85H(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 -－0.73Ni(II) －(0) Ni(OH) 2+ 2e 一= Ni + 2OH —－0.72As(V) －(III) AsO 43- + 2H 2O + 2e 一= AsO 2- + 4OH —－0.71Ag(I) －(0) Ag 2S+ 2e 一= 2Ag + S2—－0.691 As(III) －(0) AsO 2 一+ 2H 20 + 3e 一= As + 4OH —－0.68Sb(III) －(0) SbO 2- + 2H 2O + 3e - = Sb + 4OH -－0.66*Re(VII) －(IV) ReO4一+ 2H 2O+ 3e 一= ReO 2 + 4OH —－0.59**Sb(V) －(III) SbO 3-+ H2O + 2e 一= SbO 2- + 2OH —－0.59Re(VII) －(0) ReO 4一+ 4H 2O+ 7e 一= Re + 8OH —－0.584**S(IV) －(II) 2SO 32- + 3H 2O + 4e - = S2O32+ 6OH -－0.58Te(IV) －(0) TeO 32- + 3H 2O + 4e - = Te + 6OH -－0.57Fe(III) －(II) Fe(OH) 3+ e 一= Fe(OH) 2+ OH —－0.56S(0) －( －II) S+ 2e - = S2-－0.47627 Bi(III) －(0) Bi2O3 + 3H 2O + 6e 一= 2Bi + 6OH —－0.46N(III) －(II) NO 2 一+ H2O + e —= NO + 2OH —－0.46*Co(II) －C(0) [Co(NH3)6]2++ 2e —= Co + 6NH 3 -0.422 Se(IV) －(0) SeO 32- + 3H 2 O + 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) CrO 42 - + 4H 2O + 3e- = Cr(OH) 3 + 5OH —-0.13 *Cu(I) －(0) [Cu(NH 3)2] + + e- = Cu + 2NH 3 -0.12 O(0) －(－I) O2+ H2O + 2e- = HO 2- + OH —-0.076 Ag(I) －(0) AgCN + e - = Ag + CN —-0.017 N(V) －(III) NO 3 - + H2O + 2e - = NO 2 - + 2OH —0.01 Se(VI) －(IV) SeO42- + H2O + 2e -= SeO32- + 2OH -0.05 Pd(II) －(0) Pd(OH) 2+ 2e - = Pd + 2OH —0.07S(II,V) －(II) S4O62-+ 2e - = 2S2O32-0.08 Hg(II) －(0) HgO + H2O + 2e- = Hg + 2OH —0.0977 Co(III) －(II) [Co(NH 3)6]3++ e- = [Co(NH 3)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) PbO 2 + H2O + 2e -= PbO + 2OH -0.247 I(V) －( －I) IO3- + 3H 2O + 6e- = l- + 6OH —0.26 Cl(V) －(III) CIO 3- + H2O + 2e - = ClO 2—+ 2OH —0.33Ag(I) －(0) Ag 2O + H2O + 2e - = 2Ag + 2OH —0.342Fe(III) －(II) [Fe(CN) 6]3一+ e一= [Fe(CN) 6]4—0.358 Cl(VII) －(V) CIO 4一+ H 20 + 2e —= ClO 3—+ 2OH —0.36*Ag(I) －(0) [Ag(NH 3)2] + + e一= Ag + 2NH 3 0.373 O(0) －(－II) 02+ 2H 20 + 4e —= 40H —0.401 I(I) －(－I) I0 一+ H20 + 2e —=厂 + 20H —0.485 *Ni(IV) －(II) NiO 2+ 2H 20 + 2e 一= Ni(0H) 2 + 20H —0.490 Mn(VII) －(VI) Mn0 4- + e —= Mn0 42-0.558 Mn(VII) －(IV) Mn0 4- + 2H 20 + 3e 一= Mn0 2 + 40H —0.595 Mn(VI) －(IV) Mn0 42一+ 2H 20 + 2e 一= Mn0 2+ 40H —0.60 Ag(II) －(I) 2Ag0 + H20 + 2e一= Ag 20 + 20H —0.607 Br(V) －(－I) Br0 3一+ 3H 20 + 6e 一= BL + 60H —0.61 Cl(V) －(－I) CI03—+ 3H 20 + 6e 一= Cl_+ 60H —0.62 Cl(III) －(I) Cl02－＋H20＋2e－=Cl0－＋20H －0.66 I(VII) －(V) H3I062－＋2e－=I03－＋30H－0.7 Cl(III) －( －I) CI02－＋2H20＋4e－=CI－＋40H－0.76 Br(I) －(－I) Br0－＋H20＋2e－=Br－＋20H－0.761 Cl(I) －( －I) CI0－＋H20＋2e－=CI－＋20H －0.841 *Cl(IV) －(III) CI0 2(g) ＋e－= CI0 2－0.95O(0) －(－II) 03＋H20＋2e－=02＋20H － 1.24 R.Lide, Handbook of Chemistry and Physics, 8 －25 －8 －30, 78th. edition, 1997 －1998 Dean Ed,Lange ' s Handbook of Chemistry, 13th. edition, 1985 参考书.。