Saltar al contenido principal
LibreTexts Español

22.3: Formation Constants for Complex Ions

  • Page ID
    1988
  • Formation Constants for Complex Ions
    Equilibrium Kf
    \(\ce{Al^3+ + 6F- ⇌ [AlF6]^3-}\) 7 × 1019
    \(\ce{Cd^2+ + 4NH3 ⇌ [Cd(NH3)4]^2+}\) 1.3 × 107
    \(\ce{Cd^2+ + 4CN- ⇌ [Cd(CN)4]^2-}\) 3 × 1018
    \(\ce{Co^2+ + 6NH3 ⇌ [Co(NH3)6]^2+}\) 1.3 × 105
    \(\ce{Co^3+ + 6NH3 ⇌ [Co(NH3)6]^3+}\) 2.3 × 1033
    \(\ce{Cu+ + 2CN ⇌ [Cu(CN)2]-}\) 1.0 × 1016
    \(\ce{Cu^2+ + 4NH3⇌[Cu(NH3)4]^2+}\) 1.7 × 1013
    \(\ce{Fe^2+ + 6CN- ⇌[Fe(CN)6]^4-}\) 1.5 × 1035
    \(\ce{Fe^3+ + 6CN- ⇌[Fe(CN)6]^3-}\) 2 × 1043
    \(\ce{Fe^3+ + 6SCN- ⇌[Fe(SCN)6]^3-}\) 3.2 × 103
    \(\ce{Hg^2+ + 4Cl- ⇌[HgCl4]^2-}\) 1.1 × 1016
    \(\ce{Ni^2+ + 6NH3⇌[Ni(NH3)6]^2+}\) 2.0 × 108
    \(\ce{Ag+ + 2Cl- ⇌[AgCl2]-}\) 1.8 × 105
    \(\ce{Ag+ + 2CN- ⇌[Ag(CN)2]-}\) 1 × 1021
    \(\ce{Ag+ + 2NH3⇌[Ag(NH3)2]+}\) 1.7 × 107
    \(\ce{Zn^2+ + 4CN- ⇌[Zn(CN)4]^2-}\) 2.1 × 1019
    \(\ce{Zn^2+ + 4OH- ⇌[Zn(OH)4]^2-}\) 2 × 1015
    \(\ce{Fe^3+ + SCN- ⇌[Fe(SCN)]^2+}\) 8.9 × 102
    \(\ce{Ag+ + 4SCN- ⇌[Ag(SCN)4]^3-}\) 1.2 × 1010
    \(\ce{Pb^2+ + 4I- ⇌[PbI4]^2-}\) 3.0 × 104
    \(\ce{Pt^2+ + 4Cl- ⇌[PtCl4]^2-}\) 1 × 1016
    \(\ce{Cu^2+ + 4CN⇌[Cu(CN)4]^2-}\) 1.0 × 1025
    \(\ce{Co^2+ + 4SCN- ⇌[Co(SCN)4]^2-}\) × 103