RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: KE99
SCM Type: DDL - Diffuse Double Layer
Ligand: Cu<2+> - copper
Site Type: »Fe(s)-OH
Equation: »Fe(s)-OH + Cu<2+>  ⇔  »Fe(s)-O-Cu<1+> + H<1+>
LogK: -0.17        LogK°I=0 (Conversion to I = 0):   -0.02         LogK2.31 nm−2 (SSD-normalized):   -0.08
Experiment: Sorption Isotherms
Ionic Strength: 0.0135 mol/L
pH Range: 6.9
Ligand Concentration Range: 1E-4.17 mol/L
Fit Method:
Comment: modeling isotherm data; Fe (tot)=1E-3M, modeling unsuccessful above pH 7 (high surface loading)
 
1 data sets were retrieved