RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Kaolinite
Reference: AHA06
SCM Type: DDL - Diffuse Double Layer
Ligand: UO2<2+> - uranyl(VI)
Site Type: »Al-OH
Equation: »Al-OH + UO2<2+>  ⇔  »Al-O-UO2<1+> + H<1+>
LogK: -2.01        LogK°I=0 (Conversion to I = 0):   -1.88         LogK2.31 nm−2 (SSD-normalized):   -0.87
Experiment: Batch Sorption Experiments
Ionic Strength: 0.01 mol/L NaClO4
Temperature: 298.15 K
Solid/Liquid Ratio: 20.0 g/L
pH Range: 2-5.5
Ligand Concentration Range: 1E-3 - 2E-3 mol/L
Fit Method: FITEQL
Comment: clay I; ion exchange: 2 X- + UO22+ = X22--UO22+, logK=-0.880
 
1 data sets were retrieved