RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Kaolinite
Reference: HZ94
SCM Type: DDL - Diffuse Double Layer
Ligand: Pb<2+> - lead
Site Type: »X-OH
Equation: 2 »X-Na + Pb<2+>  ⇔  (»X)2-Pb + 2 Na<1+>
LogK: 5.58        LogK°I=0 (Conversion to I = 0):   5.84         LogK2.31 nm−2 (SSD-normalized):   4.76
Experiment: Batch Sorption Experiments
Ionic Strength: 0.025 mol/L NaNO3
Temperature: 293.15 K
pH Range: 4-10
Ligand Concentration Range: 3.9E-7 mol/L
Fit Method: MINSQ
Comment: ion exchange, combination of SCM/ion exchange model: SCM =XOH + Pb2+ = =XOPb+ + H+: logK=-1.47
 
1 data sets were retrieved