Электрод
Электродная реакция
Eo , В
Li+/Li Li+ + e = Li -3.045
K+/K K+ + e = K -2.925
Ba2+/Ba Ba2+ + 2e = Ba -2.906
Ca2+/Ca Ca2+ + 2e = Ca -2.866
Na+/Na Na+ + e = Na -2.714
La3+/La La3+ + 3e = La -2.522
Mg2+/Mg Mg2+ + 2e = Mg -2.363
Be2+/Be Be2+ + 2e = Be -1.847
A13+/A1 Al3+ + 3e = Al -1.662
Ti2+/Ti Ti2+ + 2e = Ti -1.628
Zr4+/Zr Zr4+ + 4e = Zr -1.529
V2+/V V2+ + 2e = V -1.186
Mn2+/Mn Mn2+ + 2e = Mn -1.180
WO42-/W WO42- + 4H2O + 6e = W + 8OH- -1.05
Se2-/Se Se + 2e = Se2- -0.77
Zn2+/Zn Zn2+ + 2e = Zn -0.763
Cr3+/Cr Cr3+ + 3e = Cr -0.744
Ga3+/Ga Ga3+ + 3e = Ga -0.529
S2-/S S + 2e = S2- -0.51
Fe2+/Fe Fe2+ + 2e = Fe -0.440
Cr3+,Cr2+/Pt Cr3+ + e = Cr2+ -0.408
Cd2+/Cd Cd2+ + 2e = Cd -0.403
Ti3+, Ti2+/Pt Ti3+ + e = Ti2+ -0.369
Tl+/Tl Tl+ + e = Tl -0.3363
Co2+/Co Co2+ + 2e = Co -0.277
Ni2+/Ni Ni2+ + 2e = Ni -0.250
Mo3+/Mo Mo3+ + 3e = Mo -0.20
Sn2+/Sn Sn2+ + 2e = Sn -0.136
Pb2+/Pb Pb2+ + 2e = Pb -0.126
Ti4+, Ti3+/Pt Ti4+ +e = Ti3+ -0.04
D+/D2, Pt D+ + e = 1/2 D2 -0.0034
H+/H2, Pt H+ + e = 1/2 H2 0.000
Ge2+/Ge Ge2+ + 2e = Ge +0.01
Br-/AgBr/Ag AgBr + e = Ag + Br- +0.0732
Sn4+, Sn2+/Pt Sn4+ + 2e = Sn2+ +0.15
Cu2+, Cu+/Pt Cu2+ + e = Cu+ +0.153
Cu2+/Cu Cu2+ + 2e = Cu +0.337
Fe(CN)64-, Fe(CN)63-/Pt Fe(CN)63- + e = Fe(CN)64- +0.36
OH-/O2, Pt l/2 O2 + H2O + 2e = 2OH- +0.401
Cu+/Cu Cu+ + e = Cu +0.521
J-/J2, Pt J2 + 2e = 2J- +0.5355
Te4+/Te Te4+ + 4e = Te +0.56
MnO4-, MnO42-/Pt MnO4- + e = MnO42- +0.564
Rh2+/Rh Rh2+/Rh +0.60
Fe3+, Fe2+/Pt Fe3+ + e = Fe2+ +0.771
Hg22+/Hg Hg22+ + 2e = 2Hg +0.788
Ag+/Ag Ag+ + e = Ag +0.7991
Hg2+/Hg Hg2+ + 2e = Hg +0.854
Hg2+, Hg+/Pt Hg2+ + e = Hg+ +0.91
Pd2+/Pd Pd2+ + 2e = Pd +0.987
Br-/Br2, Pt Br2 + 2e = 2Br- +1.0652
Pt2+/Pt Pt2+ + 2e = Pt +1.2
Mn2+, H+/MnO2, Pt MnO2 + 4H+ + 2e = Mn2+ + 2H2O +1.23
Cr3+, Cr2O72-, H+/Pt Cr2O72- + 14H+ + 6e = 2Cr3+ + 7H2O +1.33
Tl3+, Tl+/Pt Tl3+ + 2e = Tl+ +1.25
Cl-/Cl2, Pt Cl2 + 2e = 2Cl- +1.3595
Pb2+, H+/PbO2, Pt PbO2 + 4H+ + 2e = Pb2+ + 2H2O +1.455
Au3+/Au Au3+ + 3e = Au +1.498
MnO4-, H+/MnO2, Pt MnO4- + 4H+ + 3e = MnO2 + 2H2O +1.695
Ce4+, Ce3+/Pt Ce4+ + e = Ce3+ +1.61
SO42-,H+/PbSO4, PbO2, Pb PbO2 + SO42- + 4H+ + 2e =
PbSO4 + 2H2O +1.682
Au+/Au Au+ + e = Au +1.691
H-/H2, Pt H2 + 2e = 2H- +2.2
F-/F2, Pt F2 + 2e = 2F- +2.87
это тебе
у кислорода -1/2 соотв. у двух кислородов -1