RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Birnessite
Reference: TBM04
SCM Type: DDL - Diffuse Double Layer
Ligand: Cu<2+> - copper
Site Type: »X-OH
Equation: »X-OH + Cu<2+>  ⇔  »X-O-Cu<1+> + H<1+>
LogK: 0.85 ± 0.36         LogK°I=0 (Conversion to I = 0):   0.85         LogK2.31 nm−2 (SSD-normalized):   3.57
Experiment: Best Estimate
Ionic Strength: 0.0 mol/L
Temperature: 298.15 K
Fit Method: FITEQL
Comment: synthetic hydrous Mn oxide; pKa2 and alpha values and published cation sorption data were used subsequently to determine equilibrium surface complexation constants; error (0.36) at the 95 % confidence level
 
1 data sets were retrieved