RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results

Surface Complex Formation Data:

Mineral:	Quartz
Reference:	SKLL09
SCM Type:	DDL - Diffuse Double Layer
Ligand:	Cd<2+> - cadmium
Site Type:	»Si-OH
Equation:	2 »Si-OH + Cd<2+> + H2O ⇔ (»Si-O)2-Cd(OH)<1-> + 3 H<1+>
LogK:	-24.8
Experiment:	Batch Sorption Experiments
Ionic Strength:	NaNO3
Temperature:	298.15 K
Solid/Liquid Ratio:	2.0 g/L
pH Range:	3 - 11
Ligand Concentration Range:	1E-6; 1E-5; 1E-4 mol/L
Fit Method:	FITEQL
Comment:	Bidentate variable charge with hydroxyl complex (original equation in the study: 2>SiOH + CdOH<1+> = (>SiO)2CdOH<1-> + 2H<1+>, log K = -14.7); 0.002 - 0.1 M NaNO3; Supplementary Material, Table S7

1 data sets were retrieved