標準電極電勢表

1、附錄八 標準電極電勢1.在酸性溶液中電極反應E/V電極反應E:/ VAg 十 e =Ag6Cd +2e = Cd(Hg)1Ag2 +e =AgCe + 3e = CeAgAc+ e =Ag+AcCl2(g) +2e =2ClAgBr+ e =Ag+ Br33HClO- H +e = 1/2Cl 2+ 仕OAgBrQ+e =2Ag+ BrOHClO+ H +2e =Cl + H2OAgOO + 2e =2Ag+ oq7ClO2+H +e = HClOAgCl + e =Ag+ ClHClO + 2H+ + 2e = HClO+ 仕OAg CQ+2e =2Ag+ CQ-HClO+ 3H +3e =

2、 1/2Cl 2 +2HOAgCrO+2e = 2Ag+ Croj0HClO + 3H + 4e =Cl +2H2OAgF+ e- = Ag+ F-ClO3 +2H+ + e =CQ+H2。Ag I +e =Ag+ I24ClO 3 + 3HT + 2e =HClQ+HOAgS+ 2H+2e =2Ag+H2s6ClO3 +6H +5e =1/2Cl 2 +3H2OAgSCN e =Ag+ SCN51ClO 3 + 6H+ + 6e =Cl +3H2。AgSO+ 2e =2Ag+ SojClO4 +2H' + 2e =ClO3 + HOAl3+3e=AlAlF3 +3e =Al+6FCl

3、O 4 +8H +7e = 1/2Cl 2 +4作。AS2Q+6H +6e =2As+3H2OHAsO3hl+ +3e=As+2HOClO 4 +8H+ + 8e =Cl +4H?OHAsO+2hT +2e =HAsO+2HOCcT +2e = CoAu+ +e=AuCd+ +e-=Co)+ (2mol 1 H2SO)Au3+3 e=AuCO+2H+ 2e = HCOOHAuCl+ 3e=Au+ 4ClCr2+ + 2e = CrAu3+ + 2e- = Au+Cr3+ + e= Cr2+HBO+ 3H +3e =B+ 3代O8Cr3+ + 3e- = CrBa+ + 2e- = Ba_+-_

4、 3+_Cr2O7 +14H+6e=2Cr + 7仕OBai+ + 2e = Ba(Hg)HCrQ- + 7H + 3e = Cr3+ + 4代OBeT + 2e- = BeCu +e =CuBiCl -4+3e =Bi + 4ClCu+ + e =Cu+Bi2O+4H+ +2e = 2BiO+ +2H2OCu + 2e = Cu9BiO+ + 2H+ +3e =Bi + HzOCuCl+ e =Cu+ClBiOCl + 2H+ + 3e =Bi + Cl + 仕O3F2+2H + 2e=2HFBr2(aq) +2e- =2Br-3F2+ 2e =2FBr2(l) +2e=2Br-Fe2+ +

5、2e =FeHBrO+H+ + 2e = Br + H2OFe3+ +3e=FeHBrO+ H+ + e = l/2Br 2(aq) 十 件。Fe3+ + e = Fe2+HBrO+H + e- =l/2Br 2(l) +H2OFe(CN)6 +e-=Fe(CN)e 4一BrO3 +6rf +5e =l/2Br 2+3H2OFeO2- +8H+ +3e =Fe" +4HOBrOs +6H" + 6e = Br + 3H2OGai+3e =GaCai+ + 2e = Ca2H+ + 2e- = H2Ccf+ + 2e = Cdhb(g) +2e=2h|-CdSO+ 2e-=C

6、d+SOjHQ+ H+ + e- = HQ電極反也E./ V電極反也E7 V已。十2H十2e =2d。O2+ 4H +4e = 2HOHg +2e = HgO(g) + 2H +2e =HO2Hg 1 + 2e =Hg2+O+2H +2e =O+ HOHg=，+2e =2Hg3P(red)+ 3H + 3e = PH(g)HgB2+2e =2Hg+2Br23P(white) +3H +3e =PH(g)HgCl2+2e =2Hg+ 2Cl08伸PO+H + e = P+ 2HOHgl2+2e =2Hg+ 2I5H3PO+2H +2e =H3PO+H2OHgSO+ 2e =2Hg+ SO25HP

7、O+3Hl +3e =P + 3HO|2+2e =2I5H3PO+2H +2e =H3PO+H2O|3- + 2e=3I-Pb" +2e=Pb2H5IO6+ H1 + 2e = IO3 +3HOPbB%+2e =Pb+2Br2HIO+2H +2e = I=+2伸OPbCl2+ 2e =Pb+2Cl5HIO+H + 2e=I +H2OPbF2 + 2e =Pb+2F42IO 3 + 12H +10e = I2 +6H2OPbI2 + 2e =Pb+2IIO 3 + 6H + 6e = I + 3伸OPbO + 4H +2e = Pb +2件。In +2e = InPbO+SOt+4H+

8、2e =PbSO+2Ho3In '+ +3e = In2PbSO+2e =Pb+SQ-8Ir 3+3e = IrPcT +2e = PdK + e = KPdCl 2- +2e =Pd+4ClLa - +3e = LaPt" +2e =PtLi+ + e = Li1Rb +e =RbZ TMg +2e = MgRe 丁 +3e =ReMrT +2e=MnS+ 2H+ + 2e = HS(aq)MhT +e- = MrTS2O6 +4HT + 2e =2H2SOMnO 4H+ + 2e = Mri+ +2H2O&O； +2e =2SOjMnO； +e-=MnC4-&am

9、p;O8 +2H+ + 2e =2HSQMnO4 +4H+ + 3e=MnO+2HO2HtSO + H+ + 2e =H2SO +2H20MnO； +8H+ + 5e=Mn，+4H2OH2SO+4H+ + 4e =S + 3H2OMO+ +3e =MOSO4- + 4H+ + 2e =HSO + H2ON+2H2O+ 6H +6e =2NHOH2SO4 +4H+2e =&O6 + 2HO33 + 2H+ 2e =2NH(aq)Sb+3H+ 3e =2SbhlNO+ 2H+ + 2e = N2 + 件。Sb2O+6H+ + 6e =2Sb+3H2ONQ+2e = 2N0StbO5+6H+

10、 + 4e =2SbO + 3H2ONQ+2H + 2e =2HNOSbO + 2H+ + 3e = Sb+ 仕ON2O*+4H + 4e =2N» 2H2OSc + 3e = Sc2NO 2H+ + 2e = N2O+ 伸OSe+2H+ 2e =H2Se(aq)HNO H+ + e = NOHH2OH2Se(O + 4H+ +4e = Se+ 3H2O2HNO+ 4H + 4e = N2O+ 3Ho 2-+- SeO +4H +2e = H2SeO+H2ONO3 +3H+ + 2e =HNO+伸OSiF 6 +4e =Si +6FNO3 + 4H + 3e = NO 2HQ(qua

11、rtz)SiO 2 + 4H+ + 4e =Si+2H2O2NO3 +4H+ 2e =NbO+2HfeOSn2+ +2e- = Sn5Na + e = NaSn4+ +2e =Sn2+N6 + + 3e = NbSr + + e =SrNi2 + + 2e = NiSr2+ + 2e = SrNQ+4H+ + 2e = Ni2+ +2H2OSr2+ + 2e = Sr(Hg)O+ 2H+ +2e = H。Te+2H+2e=H2Te電極反應E/V電極反應E/VTe +4e = TeV + e =VTeO+ 4H +4e = Te+ 2H=OVO' + 2H + e = V' +

12、H2OTeO4 +8H + 7e =Te+ 4H2OVQ +2H + e = VO + HOHTeO+2H +2e =TeO+ 4 H2OV(OH) 4 +2H + e = VO' + 3伸OTh4+ + 4e = ThV(OH) 4 +4H+ + 5e =V+4hfcOTi 2+ + 2e =TiVQ + 2rf + 2e =2WO HOTi " + e =Ti2+WO 4H+ +4e =W 2H2OTiO2 + +2rf +e-=Ti "+HOWO6H+ +6e=W 3H2OTiO2+ 4H+ + 2e = Ti2 + + 2H2O2W(3>2H+ +2e

13、- =WQ+ H2OTl 十+ e-=TlY3+ + 3e = YV+ + 2e = VZn2 + +2e=Zn81.在堿性溶液中電極反應E/ V電極反應E/ VAgCNe =Ag+ CNCu(0H+2e =Cu+20HAg(CN) 2 +e =Ag+2CN2Cu(0H> +2e = CuO+ 20H + H2OAgO H2O+ 2e = 2Ag+ 2OFe(CN) 6 r +e = Fe(CN) 6 42Ag» H2O+ 2e = Ag2O+ 2OFe(0H)3+e-= Fe(OH)+OHAgS+ 2e =2Ag+S2HGaO +H0+3e =Ga4OHHA1O3 一 十 仕

14、O+ 3e = Al + 4O2H0+ 2e =H2+2OH7Aso2 +2HO+3e =As+40HHgO+HO+2e =2Hg+2OHAso3 +2HO+2e =Aso2 +4OHHg»H0+2e =Hg+ 2OH7HBO3+5H(8e = BH +80H閨。+2e =I03 +30HHBO3 + H0+ 3e = B+ 40HIO +H0+2e =I +20HBa(OH) + 2e =Ba+ 20IO3 + 2H2O+ 4e = IO + 40Be 02 + 3hbO-P 4e = 2Be+ 60HIO3 + 3HQ-P 6e = I + 60HBi2C3+3h2O+ 6e =

15、2Bi + 60HIrzQ+3伸0+6e =2Ir + 60HBrO +H2O+ 2e = Br +20HLa(0H)3+ 3e=La +30HBr o3 +3HO+6e = Br + 60HMg(0H>+2e =Mg+20HCa(OH) + 2e =Ca+20HMnO +2伸0+3e = MnCH 40Ca(OH) + 2e =Ca(Hg)+20HMn3 +2H2O+ 2e = MnO 40HC10 +H0+2e =C1 +20HMn(OH)+ 2e =Mn+20HCl o2 + 伸0+ 2e = C10 + 20Mn(OH)+ e-= Mn(OH)+ 0Cl 02 +2HO+4e =

16、Cl +40H2N»HO+2e =N0+20HCl a + 仕0+ 2e =Cl o2 + 20HN» H2a e = NQ 20Cl o3 +3HO+6e =Cl +60H2N0 +2hfcO+4e = n2 +40HCl o4 + H0+ 2e =Cl o3 + 20H2No2 +3HO+4e =N0+60HCo(Nhb) 6 3 + + e- = Co(NH) 62 +NQ + H0+2e = NO +20HCo(OH) + 2e =Co+2OH2No3 +2HO+2e =NQ +40HCo(OH) + e = Co(OH) + OHNi(OH)2+2e =Ni +2

17、0HCro2 +2HO+3e =Cr+40HNiO2 + 2hfcO+ 2e = Ni(OH” + 20Cro2 +4HO3e =Cr(OH)3+5OHQ+ H0+2e = HO +0HCr(0H)3 + 3e =Cr+ 302仕0+ 2e = H2。+20HCd + 2CN + e =Cu(CN) 2Q+2HQ 4e =40HCu(CN)2 +e =Cu+2CNO+ H0+2e =0+20HCutO+ HQ+ 2e = 2Cu+ 20HO + 降0+ 2e = 30電極反應E/ V電極反應E?/V?P+ 3H2O+ 3e =PH(g) + 3OH2SO2 +3H2O+ 4e = S o； +

18、60HHPO + e =P+ 20HS04 +H8 2e =SQ + 2OHHPO2 +2H2O+ 2e =H2Po2+3OHSbo2 +2H2O+3e =Sb+40HHPo3 +2H2O+ 3e =P+50HSbo3 + H2O+ 2e =SbQ +20HP04 +2H2O+ 2e =HPo2 +3OHSeo3 +3H2O+ 4e =Se+60HPb»H0+2e =Pb+20HSeo4 +H；0+2e =Se。； +20HHPbO+HO+2e =Pb+30HSi o3 +3RO+4e =Si + 60HPbO+ H2O+ 2e = PbO 20HHSn(2) + H0+2e = Sn+30HPd(0H) + 2e =Pd+ 20HSn(0H)2 +2e = HSnQ + 30H+H20Pt