标准电极电势图文精.docx

1、标准电极电势图文精标准电极电势表 -酸性溶液中(298K 碱性溶液中(298K1 在酸性溶液中(298K电对方程式E /VLi(I-(0Li+e-=Li-3.0401 Cs(I-(0Cs+e-=Cs-3.026 Rb(I-(0Rb+e-=Rb-2.98 K(I-(0K+e-=K-2.931 Ba(II-(0Ba2+2e-=Ba-2.912 Sr(II-(0Sr2+2e-=Sr-2.89 Ca(II-(0Ca2+2e-=Ca-2.868 Na(I-(0Na+e-=Na-2.71 La(III-(0La3+3e-=La-2.379 Mg(II-(0Mg2+2e-=Mg-2.372 Ce(III-(

2、0Ce3+3e-=Ce-2.336 H(0-(-IH2(g+2e-=2H-2.23 Al(III-(0AlF63-+3e-=Al+6F-2.069 Th(IV-(0Th4+4e-=Th-1.899 Be(II-(0Be2+2e-=Be-1.847 U(III-(0U3+3e-=U-1.798 Hf(IV-(0HfO2+2H+4e-=Hf+H2O-1.724 Al(III-(0Al3+3e-=Al-1.662 Ti(II-(0Ti2+2e-=Ti-1.630 Zr(IV-(0ZrO2+4H+4e-=Zr+2H2O-1.553 Si(IV-(0SiF62-+4e-=Si+6F-1.24 Mn(II

3、-(0Mn2+2e-=Mn-1.185 Cr(II-(0Cr2+2e-=Cr-0.913 Ti(III-(IITi3+e-=Ti2+-0.9B(III-(0H3BO3+3H+3e-=B+3H2O-0.8698 *Ti(IV-(0TiO+4H+4e-=Ti+2H2O-0.862Te(0-(-IITe+2H+2e-=H2Te-0.793 Zn(II-(0Zn2+2e-=Zn-0.7618 Ta(V-(0Ta2O5+10H+10e-=2Ta+5H2O-0.750 Cr(III-(0Cr3+3e-=Cr-0.744 Nb(V-(0Nb2O5+l0H+10e-=2Nb+5H2O-0.644 As(0-(

4、-IIIAs+3H+3e-=AsH3-0.608 U(IV-(IIIU4+e-=U3+-0.607 Ga(III-(0Ga3+3e-=Ga-0.549 P(I-(0H3PO2+H+e-=P+2H2O-0.508 P(III-(IH3PO3+2H+2e-=H3PO2+H2O-0.499 *C(IV-(III2CO+2H+2e-=H2C2O4-0.492Fe(II-(0Fe2+2e-=Fe-0.447 Cr(III-(IICr3+e-=Cr2+-0.407Cd(II-(0Cd2+2e-=Cd-0.4030 Se(0-(-IISe+2H+2e-=H2Se(aq-0.399 Pb(II-(0PbI2+

5、2e-=Pb+2I-0.365 Eu(III-(IIEu3+e-=Eu2+-0.36 Pb(II-(0PbSO4+2e-=Pb+SO42-0.3588 In(III-(0In3+3e-=In-0.3382 Tl(I-(0Tl+e-=Tl-0.336 Co(II-(0Co2+2e-=Co-0.28P(V-(IIIH3PO4+2H+2e-=H3PO3+H2O-0.276 Pb(II-(0PbCl2+2e-=Pb+2Cl-0.2675 Ni (II-(0Ni2+2e-=Ni-0.257 V(III-(IIV3+e-=V2+-0.255 Ge(IV-(0H2GeO3+4H+4e-=Ge+3H2O-0.

6、182 Ag(I-(0AgI+e-=Ag+I-0.15224 Sn(II-(0Sn2+2e-=Sn-0.1375 Pb(II-(0Pb2+2e-=Pb-0.1262 *C(IV-(IICO(g+2H+2e-=CO+H2O-0.122P(0-(-IIIP(white+3H+3e-=PH3(g-0.063 Hg(I-(0Hg2I2+2e-=2Hg+2I-0.0405 Fe(III-(0Fe3+3e-=Fe-0.037 H(I-(02H+2e-=H20.0000 Ag(I-(0AgBr+e-=Ag+Br-0.07133 S(II.V-(IIS4O62-+2e-=2S2O32-0.08*Ti(IV-(

7、IIITiO2+2H+e-=Ti3+HO0.12S(0-(-IIS+2H+2e-=H2S(aq0.142Sn(IV-(IISn4+2e-=Sn2+0.151Sb(III-(0Sb2O3+6H+6e-=2Sb+3H2O0.152Cu(II-(ICu2+e-=Cu+0.153Bi(III-(0BiOCl+2H+3e-=Bi+Cl-+H2O0.1583S(VI-(IVSO42-+4H+2e-=H2SO3+H2O0.172Sb(III-(0SbO+2H+3e-=Sb+H2O0.212Ag(I-(0AgCl+e-=Ag+Cl-0.22233 As(III-(0HAsO2+3H+3e-=As+2H2O0.

8、248Hg(I-(0Hg2Cl2+2e-=2Hg+2Cl-(饱和KCl0.26808 Bi(III-(0BiO+2H+3e-=Bi+H2O0.320U(VI-(IVUO22+4H+2e-=U4+2H2O0.327C(IV-(III2HCNO+2H+2e-=(CN2+2H2O0.330V(IV-(IIIVO2+2H+e-=V3+H2O0.337Cu(II-(0Cu2+2e-=Cu0.3419 Re(VII-(0ReO4-+8H+7e-=Re+4H2O0.368Ag(I-(0Ag2CrO4+2e-=2Ag+CrO42-0.4470S(IV-(0H2SO3+4H+4e-=S+3H2O0.449Cu(

9、I-(0Cu+e-=Cu0.521I(0-(-II2+2e-=2I-0.5355I(0-(-II3-+2e-=3I-0.536As(V-(IIIH3AsO4+2H+2e-=HAsO2+2H2O0.560 Sb(V-(IIISb2O5+6H+4e-=2SbO+3H2O0.581 Te(IV-(0TeO2+4H+4e-=Te+2H2O0.593 U(V-(IVUO2+4H+e-=U4+2H2O0.612 *Hg(II-(I2HgCl+2e-=Hg2Cl2+2Cl-0.632Pt(IV-(IIPtCl62-+2e-=PtCl42-+2Cl-0.68 O(0-(-IO2+2H+2e-=H2O20.69

10、5 Pt(II-(0PtCl42-+2e-=Pt+4Cl-0.755 *Se(IV-(0HSeO3+4H+4e-=Se+3H2O0.742Fe(III-(IIFe3+e-=Fe2+0.771 Hg(I-(0Hg22+2e-=2Hg0.7973 Ag(I-(0Ag+e-=Ag0.7996 Os(VIII-(0OsO4+8H+8e-=Os+4H2O0.8N(V-(IV 2NO3-+4H+2e-=N2O4+2H2O 0.803 Hg(II-(0Hg2+2e-=Hg0.851 Si(IV-(0(quartzSiO2+4H+4e-=Si+2H2O0.857 Cu(II-(ICu2+I-+e-=CuI0.

11、86 N(III-(I2HNO2+4H+4e-=H2N2O2+2H2O0.86 Hg(II-(I2Hg2+2e-=Hg22+0.920 N(V-(IIINO3-+3H+2e-=HNO2+H2O0.934 Pd(II-(0Pd2+2e-=Pd0.951 N(V-(IINO3-+4H+3e-=NO+2H2O0.957 N(III-(IIHNO2+H+e-=NO+H2O0.983 I(I-(-IHIO+H+2e-=I-+H2O0.987 V(V-(IVVO2+2H+e-=VO2+H2O0.991 V(V-(IVV(OH4+2H+e-=VO2+3H2O 1.00 Au(III-(0 AuCl4-+3e

12、-=Au+4Cl- 1.002 Te(VI-(IVH6TeO6+2H+2e-=TeO2+4H2O 1.02 N(IV-(IIN2O4+4H+4e-=2NO+2H2O 1.035 N(IV-(IIIN2O4+2H+2e-=2HNO2 1.065 I(V-(-IIO3-+6H+6e-=I-+3H2O 1.085 Br(0-(-IBr2(aq+2e-=2Br- 1.0873 Se(VI-(IVSeO42-+4H+2e-=H2SeO3+H2O 1.151 Cl(V-(IVClO3-+2H+e-=ClO2+H2O 1.152 Pt(II-(0Pt2+2e-=Pt 1.18 Cl(VII-(VClO4-+

13、2H+2e-=ClO3-+H2O 1.189 I(V-(02IO3-+12H+10e-=I2+6H2O 1.195 Cl(V-(IIIClO3-+3H+2e-=HClO2+H2O 1.214 Mn(IV-(IIMnO2+4H+2e-=Mn2+2H2O 1.224 O(0-(-IIO2+4H+4e-=2H2O 1.229 Tl(III-(IT13+2e-=Tl+ 1.252 Cl(IV-(IIIClO2+H+e-=HClO2 1.277 N(III-(I2HNO2+4H+4e-=N2O+3H2O 1.297 *Cr(VI-(IIICrO72-+14H+6e-=2Cr3+7H2O 1.332Br(

14、I-(-IHBrO+H+2e-=Br-+H2O 1.331Cr(VI-(IIIHCrO4-+7H+3e-=Cr3+4H2O 1.350Cl(0-(-ICl2(g+2e-=2Cl- 1.35827 Cl(VII-(-IClO4-+8H+8e-=Cl-+4H2O 1.389Cl(VII-(0ClO4-+8H+7e-=1/2Cl2+4H2O 1.39Au(III-(IAu3+2e-=Au+ 1.401Br(V-(-IBrO3-+6H+6e-=Br-+3H2O 1.423I(I-(02HIO+2H+2e-=I2+2H2O 1.439Cl(V-(-IClO3-+6H+6e-=Cl-+3H2O 1.451

15、 Pb(IV-(IIPbO2+4H+2e-=Pb2+2H2O 1.455Cl(V-(0ClO3-+6H+5e-=1/2Cl2+3H2O 1.47Cl(I-(-IHClO+H+2e-=Cl-+H2O 1.482Br(V-(0BrO3-+6H+5e-=l/2Br2+3H2O 1.482 Au(III-(0Au3+3e-=Au 1.498 Mn(VII-(IIMnO4-+8H+5e-=Mn2+4H2O 1.507 Mn(III-(IIMn3+e-=Mn2+ 1.5415 Cl(III-(-IHClO2+3H+4e-=Cl-+2H2O 1.570Br(I-(0HBrO+H+e-=l/2Br2(aq+H

16、2O 1.574N(II-(I2NO+2H+2e-=N2O+H2O 1.591I(VII-(VH5IO6+H+2e-=IO3-+3H2O 1.601Cl(I-(0HClO+H+e-=1/2Cl2+H2O 1.611Cl(III-(IHClO2+2H+2e-=HClO+H2O 1.645Ni(IV-(IINiO2+4H+2e-=Ni2+2H2O 1.678 Mn(VII-(IVMnO4-+4H+3e-=MnO2+2H2O 1.679 Pb(IV-(IIPbO2+SO42-+4H+2e-=PbSO4+2H2O 1.6913 Au(I-(0Au+e-=Au 1.692 Ce(IV-(IIICe4+e

17、-=Ce3+ 1.72N(I-(0N2O+2H+2e-=N2+H2O 1.766O(-I-(-IIH2O2+2H+2e-=2H2O 1.776 Co(III-(IICo3+e-=Co2+(2molL-1 H2SO4 1.83Ag(II-(IAg2+e-=Ag+ 1.980S(VII-(VI S2O82-+2e-=2SO42- 2.010O(0-(-IIO3+2H+2e-=O2+H2O 2.076O(II-(-IIF2O+2H+4e-=H2O+2F- 2.153 Fe(VI-(IIIFeO42-+8H+3e-=Fe3+4H2O 2.20O(0-(-IIO(g+2H+2e-=H2O 2.421F(

18、0-(-IF2+2e-=2F- 2.866F2+2H+2e-=2HF 3.0532 在碱性溶液中(298K电对方程式E /V Ca(II-(0Ca(OH2+2e-=Ca+2OH-3.02 Ba(II-(0Ba(OH2+2e-=Ba+2OH-2.99 La(III-(0La(OH3+3e-=La+3OH-2.90 Sr(II-(0Sr(OH28H2O+2e-=Sr+2OH-+8H2O-2.88 Mg(II-(0Mg(OH2+2e-=Mg+2OH-2.690Be(II-(0 Be 2O 32-+3H 2O +4e -=2Be +6OH -2.63 Hf(IV-(0 HfO(OH2+H 2O +4e

19、 -=Hf +4OH -2.50 Zr(IV-(0 H 2ZrO 3+H 2O +4e -=Zr +4OH -2.36 Al(III-(0 H 2AlO 3-+H 2O +3e -=Al +OH -2.33 P(I-(0 H 2PO 2-+e -=P +2OH -1.82B(III-(0 H 2BO 3-+H 2O +3e -=B +4OH -1.79 P(III-(0 HPO 32-+2H 2O +3e -=P +5OH -1.71 Si(IV-(0 SiO 32-+3H 2O +4e -=Si +6OH -1.697P(III-(I HPO 32-+2H 2O +2e -=H 2PO 2-

20、+3OH -1.65 Mn(II-(0 Mn(OH2+2e -=Mn +2OH -1.56 Cr(III-(0Cr(OH3+3e -=Cr +3OH -1.48*Zn(II-(0 Zn(CN42-+2e -=Zn +4CN -1.26 Zn(II-(0 Zn(OH2+2e -=Zn +2OH -1.249Ga(III-(0 H 2GaO 3-+H 2O +2e -=Ga +4OH -1.219 Zn(II-(0 ZnO 22-+2H 2O +2e -=Zn +4OH -1.215 Cr(III-(0 CrO 2-+2H 2O +3e -=Cr +4OH -1.2 Te(0-(-I Te +2e

21、 -=Te 2-1.143P(V-(IIIPO 43-+2H 2O +2e -=HPO 32-+3OH -1.05 *Zn(II-(0 Zn(NH 342+2e -=Zn +4NH 3-1.04 *W(VI-(0WO 42-+4H 2O +6e -=W +8OH -1.01 *Ge(IV-(0 HGeO 3-+2H 2O +4e -=Ge +5OH -1.0Sn(IV-(II Sn(OH62-+2e -=HSnO 2-+H 2O +3OH -0.93 S(VI-(IV SO 42-+H 2O +2e -=SO 32-+2OH -0.93 Se(0-(-II Se +2e -=Se 2-0.92

22、4Sn(II-(0 HSnO 2-+H 2O +2e -=Sn +3OH -0.909 P(0-(-III P +3H 2O +3e -=PH 3(g+3OH -0.87N(V-(IV 2NO 3-+2H 2O +2e -=N 2O 4+4OH -0.85 H(I-(0 2H 2O +2e -=H 2+2OH -0.8277Cd(II-(0 Cd(OH2+2e -=Cd(Hg+2OH -0.809 Co(II-(0 Co(OH2+2e -=Co +2OH -0.73 Ni(II-(0 Ni(OH2+2e -=Ni +2OH -0.72As(V-(III AsO 43-+2H 2O +2e -=

23、AsO 2-+4OH -0.71 Ag(I-(0 Ag 2S +2e -=2Ag +S 2-0.691As(III-(0 AsO 2-+2H 2O +3e -=As +4OH -0.68 Sb(III-(0SbO 2-+2H 2O +3e -=Sb +4OH -0.66*Re(VII-(IV ReO 4-+2H 2O +3e -=ReO 2+4OH -0.59 *Sb(V-(III SbO 3-+H 2O +2e -=SbO 2-+2OH -0.59 Re(VII-(0ReO 4-+4H 2O +7e -=Re +8OH -0.584*S(IV-(II2SO 32-+3H 2O +4e -=S

24、 2O 32-+6OH -0.58 Te(IV-(0 TeO 32-+3H 2O +4e -=Te +6OH -0.57 Fe(III-(II Fe(OH3+e -=Fe(OH2+OH -0.56 S(0-(-II S +2e -=S 2-0.47627Bi(III-(0 Bi 2O 3+3H 2O +6e -=2Bi +6OH -0.46 N(III-(IINO 2-+H 2O +e -=NO +2OH -0.46 *Co(II-C(0 Co(NH 362+2e -=Co +6NH 3-0.422Se(IV(0 Cu(I(0 Tl(I(0 * SeO32 3H2O4e Se6OH Cu2OH

25、2O2e 2Cu2OH Tl(OHe TlOH 0.366 0.360 0.34 0.31 0.222 Ag(I(0 Ag(CN2 e Ag2CN Cu(OH22e Cu2OH Cu(II(0 Cr(VI(III * CrO42 4H2O3e Cr(OH35OH Cu(NH32 e Cu2NH3 O2H2O2e HO2 OH AgCNe AgCN 0.13 0.12 0.076 0.017 0.01 Cu(I(0 O(0(I Ag(I(0 N(V(III Se(VI(IV Pd(II(0 S(II,V(II Hg(II(0 Co(III(II Pt(II(0 Co(III(II Pb(IV(I

26、I I(V(I Cl(V(III Ag(I(0 Fe(III(II Cl(VII(V * NO3 H2O2e NO2 2OH SeO42 H2O2e SeO32 2OH Pd(OH22e Pd2OH S4O62 2e 2S2O32 0.05 0.07 0.08 HgOH2O2e Hg2OH 3 0.0977 2 Co(NH36 e Co(NH36 Pt(OH22e Pt2OH 0.108 0.14 Co(OH3e Co(OH2OH 0.17 0.247 0.26 PbO2H2O2e PbO2OH IO3 3H2O6e I 6OH ClO3 H2O2e ClO2 2OH Ag2OH2O2e 2A

27、g2OH Fe(CN6 e Fe(CN6 0.33 0.342 0.358 3 4 ClO4 H2O2e ClO3 2OH Ag(NH32 e Ag2NH3 O22H2O4e 4OH 0.36 0.373 0.401 0.485 Ag(I(0 O(0(II I(I(I * IO H2O2e I 2OH MnO4 e MnO42 Ni(IV(II NiO22H2O2e Ni(OH22OH MnO4 2H2O3e MnO24OH 0.490 0.558 Mn(VII(VI Mn(VII(IV Mn(VI(IV Ag(II(I Br(V(I Cl(V(I Cl(III(I I(VII(V Cl(III(I Br(I(I Cl(I(I * 0.595 0.60 0.607 0.61 0.62 0.66 0.7 MnO42 2H2O2e MnO24OH 2AgOH2O2e Ag2O2OH BrO3 3H2O6e Br 6OH ClO3 3H2O6e Cl 6OH ClO2 H2O2e ClO 2OH H3IO62 2e IO3 3OH ClO2 2H2O4e Cl 4OH BrO H2O2e Br 2OH ClO H2O2e Cl 2OH ClO2(ge ClO2 0.76 0.761 0.841 0.95 1.24 Cl(IV(III O(0(II O3H2O2e O22OH