標(biāo)準(zhǔn)電極電勢_圖文

1、標(biāo)準(zhǔn)電極電勢表 -酸性溶液中(298K>>> 堿性溶液中(298K>>>1 在酸性溶液中(298K電對(duì)方程式E /VB(III-(0H3BO3+3H+3e-=B+3H2O-0.8698 *Ti(IV-(0TiO2Te(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-(-IIIAs+3H+3e-=

2、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-(III2CO2P(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-0.182 A

3、g(I-(0AgI+e-=Ag+I-0.15224 Sn(II-(0Sn2+2e-=Sn-0.1375 Pb(II-(0Pb2+2e-=Pb-0.1262 *C(IV-(IICO2*Ti(IV-(IIITiO2+2H+e-=Ti3+H2As(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-(I2HgCl2Pt(IV-(IIPtCl62-+2e-=PtCl42-

4、+2Cl-0.68 O(0-(-IO2+2H+2e-=H2O20.695 Pt(II-(0PtCl42-+2e-=Pt+4Cl-0.755 *Se(IV-(0H2N(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-=CuI0.86 N(III-(I2HNO2+4H+4e-=H2N2O2+2H2O0.86 Hg(II-(I2Hg2+2e-=Hg22+0.920 N(V-(IIINO3-+3H+2e-=HNO2+H2

5、O0.934 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-=Au+4Cl- 1.002 Te(VI-(IVH6TeO6+2H+2e-=TeO2+4H2O 1.02 N(IV-(IIN2O4+4H+4e-=2NO+2H2O 1.035 N(IV-(

6、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-+2H+2e-=ClO3-+H2O 1.189 I(V-(02IO3-+12H+10e-=I2+6H2O 1.195 Cl(V-(IIIClO3-+3H+2e-=HClO2+H2O 1.214

7、 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-(IIICr22 在堿性溶液中(298KBe(II-(0 Be 2O 32-+3H 2O +4e -=2Be +6OH -2.63 Hf(IV-(0 HfO(OH2+H 2O +4e -=Hf +4OH -2.50 Zr(IV-(0 H 2ZrO 3+H 2O +

8、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 -B(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 -P(III-(I HPO 32-+2H 2O +2e -=H 2PO 2-+3OH -1.65 Mn(II-(0 Mn(OH2+2e -=Mn +2OH -1.56 Cr(I

9、II-(0Cr(OH3+3e -=Cr +3OH -*Zn(II-(0 Zn(CN42-+2e -=Zn +4CN -1.26 Zn(II-(0 Zn(OH2+2e -=Zn +2OH -Ga(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 -=Te 2-P(V-(IIIPO 43-+2H 2O +2e -=HPO 32-+3OH -1.05 *Zn(II

10、-(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 -Sn(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-Sn(II-(0 HSnO 2-+H 2O +2e -=Sn +3OH -0.909 P(0-(-III P +3H 2O +3e -=PH

11、3(g+3OH -N(V-(IV 2NO 3-+2H 2O +2e -=N 2O 4+4OH -0.85 H(I-(0 2H 2O +2e -=H 2+2OH -Cd(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 -As(V-(III AsO 43-+2H 2O +2e -=AsO 2-+4OH -0.71 Ag(I-(0 Ag 2S +2e -=2Ag +S 2-As(III-(0 AsO 2-+2H 2O +3e -=As +4OH -0.

12、68 Sb(III-(0SbO 2-+2H 2O +3e -=Sb +4OH -*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 -*S(IV-(II2SO 32-+3H 2O +4e -=S 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

13、(0-(-II S +2e -=S 2-Bi(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 3Se(IV(0 Cu(I(0 Tl(I(0 * SeO32 3H2O4e Se6OH Cu2OH2O2e 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 * CrO4

14、2 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(II 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 2S2O

15、32 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 2Ag2OH 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.