RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: BC90
SCM Type: TL - Triple Layer
Ligand: SeO4<2-> - selenate
Site Type: »Fe(s)-OH
Equation: »Fe(s)-OH + SeO4<2-> + H<1+>  ⇔  »Fe(s)-OH2-SeO4<1->
LogK: 9.5        LogK°I=0 (Conversion to I = 0):   10.04         LogK2.31 nm−2 (SSD-normalized):   8.53
Experiment: Potentiometric Titration
Ionic Strength: 0.1 mol/L KCl
Ligand Concentration Range: 26.4 mg/L mol/L
Fit Method:
Comment: log K value for 264 mg/L: 9.1, outer sphere complex, background electrolyte data from [D78] and [DJL78] assuming KCl behaves like NaNO3
 
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