RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Magnetite
Reference: KMLBC12
SCM Type: DDL - Diffuse Double Layer
Ligand: SeO3<2-> - selenite
Site Type: »Fe-OH
Equation: »Fe-OH + SeO3<2-> + H<1+>  ⇔  »FeO-SeO2<1-> + H2O
LogK: 16.09         LogK2.31 nm−2 (SSD-normalized):   17.03
Experiment: Batch Sorption Experiments
Ionic Strength: NaClO4
Temperature: 298.15 K
Solid/Liquid Ratio: 50.0 g/L
pH Range: 7-13
Ligand Concentration Range: 0.00001 mol/L
Fit Method: FITEQL
Comment: without 1 mM of total carbonate; ionic strength 0.02 M NaClO4; original equation in the article: »Fe-OH + HSeO3<1-> = »FeO-SeO2<1-> + H2O with logK = 7.73, thermodynamic data: logK = 8.36 for the reaction SeO3<2-> + H<1+> = HSeO3<1-> [ONOOR05]
 
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