RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Hematite
Reference: C96
SCM Type: NE - Non-electrostatic
Ligand: Th<4+> - thorium
Site Type: »Fe-OH
Equation: »Fe-OH + Th<4+>  ⇔  »Fe-O-Th<3+> + H<1+>
LogK: 11.7 ± 0.5         LogK°I=0 (Conversion to I = 0):   11.70         LogK2.31 nm−2 (SSD-normalized):   17.14
Experiment: Batch Sorption Experiments
Ionic Strength: 0.0 mol/L NaClO4
Solid/Liquid Ratio: 0.05 g/L
pH Range: 2-10
Ligand Concentration Range: 2.5E-10 mol/L
Fit Method: FITEQL
Comment: Kurbatov model; I = 0.01 and 0.1 M; constant is calculated by applying the SIT for I = 0; set of hydrolysis constants for Th from [R87]; citation in [CMFGG98]; carbonate concentration 5E-5M; mean value of logK; other logK (apparent/intrinsic): 10.0/11.7 (0.1M);
 
1 data sets were retrieved