RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Gibbsite
Reference: KD10
SCM Type: DDL - Diffuse Double Layer
Ligand: Si(OH)4<0> - Silicic acid
Site Type: »Al-OH
Equation: »Al-OH + Si(OH)4<0>  ⇔  »Al-OH2SiO4<1-> + H<1+>
LogK: -4.16        LogK°I=0 (Conversion to I = 0):   -4.16         LogK2.31 nm−2 (SSD-normalized):   -5.55
Experiment: Best Estimate
Ionic Strength: 0.0 mol/L
Temperature: 298.15 K
pH Range: 3-11
Fit Method: FITEQL
Comment: expectation over refitted data from: Jepson, Jeffs, Ferris, J. Colloid Interface Sc. 1976, 55(2), 454-461; Confidence limit not calculated because all K values (and hence sigma(logK)) fixed manually.
 
1 data sets were retrieved