RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Akaganeite
Reference: KM89a
SCM Type: TL - Triple Layer
Ligand: NO3<1-> - nitrate
Site Type: »Fe-OH
Equation: »Fe-OH + NO3<1-> + H<1+>  ⇔  »Fe-OH2-NO3
LogK: 4.8        LogK°I=0 (Conversion to I = 0):   4.80         LogK2.31 nm−2 (SSD-normalized):   9.80
Experiment: Potentiometric Titration
Ionic Strength: 0.0 mol/L KNO3
Fit Method: graphic extrapolation
Comment: single extrapolation to zero-charge condition for titration in 1M KNO3; double extrapolation to alpha=0 and c=1: logK=4.5
 
1 data sets were retrieved