RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Pyrite
Reference: WT05
SCM Type: DDL - Diffuse Double Layer
Ligand: H<1+> - hydronium
Site Type: »Fe(II)-SS<-1/3>
Equation: »Fe-SS(-1/3) + 2 H<1+>  ⇔  »HHSS(-1/3) + Fe<2+>
LogK: -2.87 ± 0.77         LogK2.31 nm−2 (SSD-normalized):   -2.23
Experiment: Surface Charge
Ionic Strength: NaClO4
Temperature: 298.15 K
Solid/Liquid Ratio: 10.0 g/L
pH Range: 1-9
Fit Method: ECOSAT
Comment: 1pK-DLM; 0.01, 0.1M NaClO4, value determined by optimization; other surface reaction =SSFe<5/3> = =SS<-1/3> + Fe<2+>: logK=-2.9+-0.12
 
1 data sets were retrieved