RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Illite
Reference: LAWJ03
SCM Type: ECC - Extended Constant Capacitance
Ligand: Cd<2+> - cadmium
Site Type: »X-OH
Equation: »X-OH + Cd<2+>  ⇔  »X-O-Cd<1+> + H<1+>
LogK: -4.57 ± 0.05         LogK°I=0 (Conversion to I = 0):   -4.44         LogK2.31 nm−2 (SSD-normalized):   -4.98
Ionic Strength: 0.01 mol/L KClO4
Solid/Liquid Ratio: 2.02 g/L
pH Range: 3-9
Fit Method: GRFIT
Comment: potentiometric titration, adsorption isotherms and batch sorption experiments; solid concentration 206m^2/L goethite (49.6m^2/g); together with Cd2+ + 2X-K = (X2)2-Cd + 2K+ (log K=5.48+-0.05)
 
1 data sets were retrieved