RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Hematite
Reference: GRWAE01
SCM Type: 1pK-BS - 1pK-Basic Stern
Ligand: NO3<1-> - nitrate
Site Type: »Fe-singly
Equation: »Fe-OH<-0.5> + NO3<1-> + H<1+>  ⇔  »Fe-OH2<+0.5>-NO3<1->
LogK: 9.0         LogK2.31 nm−2 (SSD-normalized):   9.07
Experiment: Potentiometric Titration
Ionic Strength: NaNO3
Fit Method: FITEQL
Comment: log KNa<+> and log KNO3<1-> are symmetrical fitted constants, i.e. one adjustable parameter
 
1 data sets were retrieved