RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: ES18
SCM Type: CDM - (CD-)MUSIC
Ligand: Sb(OH)6<1-> - hydroxoantimonate(V)
Site Type: »Fe-singly
Equation: »Fe-OH<0.5-> + Sb(OH)6<1-> + H<1+>  ⇔  »Fe-O-Sb(OH)4<0.5-> + 2 H2O
LogK: 11.94 ± 0.01         LogK°I=0 (Conversion to I = 0):   12.03         LogK2.31 nm−2 (SSD-normalized):   12.01
Experiment: Batch Sorption Experiments
Ionic Strength: 0.01 mol/L KNO3
Temperature: 294.0 K
Solid/Liquid Ratio: 5.0 g/L
pH Range: 3.5-10
Ligand Concentration Range: 4.13E-4 mol/L
Fit Method: FITEQL
Comment: bidentate model; Common logarithms of the intrinsic surface complexation constants (log Kint values) ± standard deviation for Sb(V), PO4, and SO4 adsorption were optimized using FITEQL and suspension parameters described in Tables 1 and 2 and the ligand adsorption edge data presented in Fig. 3.
 
1 data sets were retrieved