1、 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
2、) 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
3、 -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
4、-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
5、)-(III) U4++e-=U3+ -0.607 Ga(III)-(0) Ga3++3e-=Ga -0.549 P(I)-(0) H3PO2+H++e-=P+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 S
6、e(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
7、 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 -
8、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+
9、+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- 0.2
10、2233 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
11、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+
12、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) H2
13、SeO3+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
14、 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-+
15、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-+3H
16、2O 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
17、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
18、 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
19、 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++5e-=Mn2++4H2O 1.507
20、 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
21、 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)
22、-(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-=
23、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)-(
24、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(
25、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- -
26、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-=
27、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
28、+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) SbO
29、2-+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+
30、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-
31、 -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-+2O
32、H- 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-=C
33、o(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-=ClO3-+2OH- 0.36 *Ag(I)-(0)
34、[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
35、)-(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
36、 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 原则电极电势表 半反映 E° (V) 来源 & -9 Zz 9 N N2(g) + H+ + e− HN3(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
37、 + e− Cs(s) -3.026 [5] Rb+ + e− Rb(s) -2.98 [4] K+ + e− K(s) -2.931 [5] Ba2+ + 2 e− Ba(s) -2.912 [5] La(OH)3(s) + 3 e− La(s) + 3OH− -2.90 [5] Sr2+ + 2 e− Sr(s) -2.899 [5] Ca2+ + 2 e− Ca(s) -2.868 [5] Eu2+ + 2 e− Eu(s) -2.812 [5] Ra2+ + 2 e− Ra(s) -2.8 [5] Na+ + e
38、− Na(s) -2.71 [5][9] La3+ + 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] Al(OH)4− + 3 e− Al(s) + 4 OH− -2.33 Al(OH)3(s) + 3 e− Al(s) + 3OH− -2.31 H2(g) + 2 e− 2 H− -2.25 Ac3+ + 3 e− Ac(s)
39、 -2.20 Be2+ + 2 e− Be(s) -1.85 U3+ + 3 e− U(s) -1.66 [7] Al3+ + 3 e− Al(s) -1.66 [9] Ti2+ + 2 e− Ti(s) -1.63 [9] ZrO2(s) + 4 H+ + 4 e− Zr(s) + 2 H2O -1.553 [5] Zr4+ + 4 e− Zr(s) -1.45 [5] TiO(s) + 2 H+ + 2 e− Ti(s) + H2O -1.31 Ti2O3(s) + 2 H+ + 2 e− 2 TiO(s) + H2O -1.
40、23 Ti3+ + 3 e− Ti(s) -1.21 Te(s) + 2 e− Te2− -1.143 [2] V2+ + 2 e− V(s) -1.13 [2] Nb3+ + 3 e− Nb(s) -1.099 Sn(s) + 4 H+ + 4 e− SnH4(g) -1.07 Mn2+ + 2 e− Mn(s) -1.029 [9] SiO2(s) + 4 H+ + 4 e− Si(s) + 2 H2O -0.91 B(OH)3(aq) + 3 H+ + 3 e− B(s) + 3 H2O -0.89 TiO2+ +
41、2 H+ + 4 e− Ti(s) + H2O -0.86 Bi(s) + 3 H+ + 3 e− BiH3 -0.8 H2 H2O + 2 e− H2(g) + 2 OH− -0.8277 [5] 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 -0.75 Cr3+ + 3 e− Cr(s) -0.74 Au[Au(CN)2]− + e− Au(s) + 2 CN− -0.60
42、 Ta3+ + 3 e− Ta(s) -0.6 PbO(s) + H2O + 2 e− Pb(s) + 2 OH− -0.58 Ti2 TiO2(s) + 2 H+ + 2 e− Ti2O3(s) + H2O -0.56 Ga3+ + 3 e− Ga(s) -0.53 U4+ + e− U3+ -0.52 [7] P H3PO2(aq) + H+ + e− P(白磷[10]) + 2 H2O -0.508 [5] P H3PO3(aq) + 2 H+ + 2 e− H3PO2(aq) + H2O -0.499 [5] P H3PO3(a
43、q) + 3 H+ + 3 e− P(红磷)[10] + 3H2O -0.454 [5] Fe2+ + 2 e− Fe(s) -0.44 [9] C2 CO2(g) + 2 H+ + 2 e− HOOCCOOH(aq) -0.43 Cr3+ + e− Cr2+ -0.42 Cd2+ + 2 e− Cd(s) -0.40 [9] GeO2(s) + 2 H+ + 2 e− GeO(s) + H2O -0.37 Cu2O(s) + H2O + 2 e− 2 Cu(s) + 2 OH− -0.360 [5] PbSO4(s) + 2 e− Pb
44、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) -0.29 Co2+ + 2 e− Co(s) -0.28 [5] P H3PO4(aq) + 2 H+ + 2 e− H3PO3(aq) + H2O -0.276 [5] V3+ + e−
45、V2+ 0.26 [9] Ni2+ + 2 e− Ni(s) -0.25 As(s) + 3 H+ + 3 e− AsH3(g) -0.23 [2] MoO2(s) + 4 H+ + 4 e− Mo(s) + 2 H2O -0.15 Si(s) + 4 H+ + 4 e− SiH4(g) -0.14 Sn2+ + 2 e− Sn(s) -0.13 O2(g) + H+ + e− HO2•(aq) -0.13 Pb2+ + 2 e− Pb(s) -0.13 [9] WO2(s) + 4 H+ + 4 e− W(s) + 2 H2O
46、0.12 P(红磷) + 3 H+ + 3 e− PH3(g) -0.111 [5] C CO2(g) + 2 H+ + 2 e− HCOOH(aq) -0.11 Se(s) + 2 H+ + 2 e− H2Se(g) -0.11 C CO2(g) + 2 H+ + 2 e− CO(g) + H2O -0.11 SnO(s) + 2 H+ + 2 e− Sn(s) + H2O -0.10 SnO2(s) + 2 H+ + 2 e− SnO(s) + H2O -0.09 WO3(aq) + 6 H+ + 6 e− W(s) + 3 H2O
47、 -0.09 [2] P(白磷) + 3 H+ + 3 e− PH3(g) -0.063 [5] C HCOOH(aq) + 2 H+ + 2 e− HCHO(aq) + H2O -0.03 H 2 H+ + 2 e− H2(g) ≡ 0 S4O62− + 2 e− 2 S2O32− +0.08 Fe3O4(s) + 8 H+ + 8 e− 3 Fe(s) + 4 H2O +0.085 [8] N2(g) + 2 H2O + 6H+ + 6 e− 2 NH4OH(aq) +0.092 HgO(s) + H2O + 2 e− Hg(l) +
48、 2 OH− +0.0977 Cu(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] Mo H2MoO4(aq) + 6 H+ + 6 e− Mo(s) + 4 H2O +0.11 Ge4+ + 4 e− Ge(s) +0.12 C(s) + 4 H+ + 4 e− CH4(g) +0.13 [2] C HCHO(aq) + 2 H+ +
49、 2 e− CH3OH(aq) +0.13 S(s) + 2 H+ + 2 e− H2S(g) +0.14 Sn4+ + 2 e− Sn2+ +0.15 Cu2+ + e− Cu+ +0.159 [2] S HSO4− + 3 H+ + 2 e− SO2(aq) + 2 H2O +0.16 UO22+ + e− UO2+ +0.163 [7] S SO42− + 4 H+ + 2 e− SO2(aq) + 2 H2O +0.17 TiO2+ + 2 H+ + e− Ti3+ + H2O +0.19 Bi3+ + 2e− Bi+ +
50、0.2 SbO+ + 2 H+ + 3 e− Sb(s) + H2O +0.20 As H3AsO3(aq) + 3 H+ + 3 e− As(s) + 3 H2O +0.24 GeO(s) + 2 H+ + 2 e− Ge(s) + H2O +0.26 UO2+ + 4 H+ + e− U4+ + 2 H2O +0.273 [7] Re3+ + 3 e− Re(s) +0.300 Bi3+ + 3 e− Bi(s) +0.32 VO2+ + 2 H+ + e− V3+ + H2O +0.34 Cu2+ + 2 e− Cu(s)
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