RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: VFCBG16
SCM Type: DDL - Diffuse Double Layer
Ligand: CrO4<2-> - chromate
Site Type: »Fe-OH
Equation: 2 »Fe-OH + CrO4<2-> + 2 H<1+>  ⇔  (»Fe)2-CrO4 + 2 H2O
LogK: 23.2         LogK2.31 nm−2 (SSD-normalized):   25.07
Experiment: Batch Sorption Experiments
Ionic Strength: KNO3
Solid/Liquid Ratio: 2.0 g/L
pH Range: 3 - 10
Ligand Concentration Range: 1E-4; 1E-5; 1E-6 mol/L
Fit Method: FITEQL
Comment: Stability constants describing the Cr(VI) inner-sphere complexation using DLM are present as median values; 0.1, 0.01 and 0.001 M KNO3
 
1 data sets were retrieved