Потенциалы металлов

 

Полуреакция Е°, В Полуреакция Е°, В
Li+ + ē = Li -3,045 Tl+ + ē = Tl -0,396
K+ + ē = K -2,95 In3+ + 3ē = In -0,330
Rb+ + ē = Rb -2,925 Co2+ + 2ē = Co -0,277
Cs+ + ē = Cs -2,923 Ni2+ + 2ē = Ni -0,250
Ba2+ + 2ē = Ba -2,905 Mo3+ + 2ē = Mo -0,200
Sr2+ + 2ē = Sr -2,888 Sn2+ + 2ē = Sn -0,136
Ca2+ + 2ē = Ca -2,866 Pb2+ + 2ē = Pb -0,126
Na+ + ē = Na -2,714 Fe3+ + 3ē = Fe -0,037
La3+ + 3ē = La -2,522 Sn4+ + 4ē = Sn -0,010
Mg2+ + 2ē = Mg -2,363 2H+ + ē = H2 0,000
Sc3+ + 3ē = Sc -2,077 Ge2+ + 2ē = Ge 0,000
Be2+ + 2ē = Be -1,847 Bi3+ + 3ē = Bi 0,215
Hf4+ + 4ē = Hf -1,700 Re3+ + 3ē = Re 0,300
Al3+ + 3ē = Al -1,662 Co3+ + 3ē = Co 0,330
Ti2+ + 2ē = Ti -1,630 Cu2+ + 2ē = Cu 0,337
Zr4+ + 4ē = Zr -1,539 Ru2+ + 2ē = Ru 0,450
Mn2+ + 2ē = Mn -1,179 Cu+ + ē = Cu 0,521
V2+ + 2ē = V -1,175 Ag+ + ē = Ag 0,799
Nb3+ + 3ē = Nb -1,100 Pb4+ + 4ē = PB 0,840
Cr2+ + 2ē = Cr -0,913 Os2+ + 2ē = Os 0,850
Zn2+ + 2ē = Zn -0,763 Hg2+ + 2ē = Hg 0,850
Cr3+ + 3ē = Cr -0,744 Pd2+ + 2ē = Pd 0,987
Ga3+ + 3ē = Ga -0,530 Pt2+ + 2ē = Pt 1,188
Fe2+ + 2ē = Fe -0,440 Au3+ + 3ē = Au 1,498
Cd2+ + 2ē = Cd -0,403 Au+ + ē = Au 1,692

 


 

Таблица 5