RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Montmorillonite
Reference: BB06
SCM Type: NE - Non-electrostatic
Ligand: Am<3+> - americium
Site Type: »X-OH
Equation: »X-OH + Am<3+> + 2 H2O  ⇔  »X-O-Am(OH)2 + 3 H<1+>
LogK: -14.2        LogK°I=0 (Conversion to I = 0):   -13.56         LogK2.31 nm−2 (SSD-normalized):   -10.15
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaClO4
Solid/Liquid Ratio: 0.62 g/L
pH Range: 2.5-10.5
Ligand Concentration Range: 1.5E-10 mol/L
Fit Method: MINSORB
Comment: Na-montmorillonite, MINSORB code (2-site protolysis no electrostatics surface complexation and cation exchange model developed and incorporated into MINEQL); selectivity coefficient for cation exchange Na-Am=29: 3Na-mont. + Am3+ = Am-mont. + 3Na+
 
1 data sets were retrieved