RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: HVRU09
SCM Type: CDM - (CD-)MUSIC
Ligand: CO3<2-> - carbonate
Site Type: »Fe-singly
Equation: 2 »Fe-OH<0.5-> + CO3<2-> + 2 H<1+>  ⇔  (»Fe-O)2-CO + 2 H2O
LogK: 21.5 ± 0.03         LogK2.31 nm−2 (SSD-normalized):   21.65
Experiment: Batch Sorption Experiments
Ionic Strength: NaNO3
Temperature: 298.15 K
pH Range: 3-10
Fit Method: ECOSAT
Comment: closed systems; singly-coordinated group »Fe-OH(c) is able to form double-corner complexes; combined data set of [HL85] and [MST95] is used
 
1 data sets were retrieved