Mineral: |
Montmorillonite |
Reference: |
GG86 |
SCM Type: |
CC - Constant Capacitance
(C1: 1.06 F/m2) |
Ionic Strength: |
0.1 mol/L of
NaCl
|
Site Type: |
»Al-OH |
PZC: |
|
pK1: |
12.45 |
pK1°I=0 (Conversion to I = 0): |
12.34 |
pK12.31 nm−2 (normalized): |
11.22 |
pK2: |
9.08 |
pK2°I=0 (Conversion to I = 0): |
8.97 |
pK22.31 nm−2 (normalized): |
10.31 |
Site Density in nm-2: |
0.1369 |
Original Site Density: |
0.000003 mol / g solid
|
Solid/Liquid Ratio in g/L: |
|
pH Range: |
|
Temperature in K: |
|
Method for Site Density: |
Maximum Anion Adsorption |
Method for Protolysis: | Mean of Different Sources |
Fit Method: | FITEQL |
Comment: |
pK1=7.38, pK2=9.09: average from literature compilation of experimental values for Al oxide minerals [GS84a]: fitted simultaneously with logK; pK values suspect |
|