RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: SHV08
SCM Type: CDM - (CD-)MUSIC
Ligand: Ca<2+> - calcium
Site Type: »Fe-triply
Equation: »Fe3-O<0.5-> + Ca<2+>  ⇔  »Fe3-O<0.5->Ca<2+>
LogK: 2.85 ± 0.12         LogK2.31 nm−2 (SSD-normalized):   2.85
Experiment: Potentiometric Titration
Ionic Strength: NaNO3
Temperature: 298.15 K
Solid/Liquid Ratio: 20.0 g/L
pH Range: 3-11
Fit Method: ECOSAT
Comment: outersphere complex; one common logK value for outersphere complexation
 
1 data sets were retrieved