Research Article
Influence of Synthesis Conditions on the Physicochemical Properties and Catalytic Activity of Fe/Cr-Pillared Bentonites
Table 2
Chemical properties of raw and pillared bentonites.
| Sample code | Metal oxides % m/m | SiO2 | Al2O3 | MgO | CaO | K2O | Fe2O3 | Cr2O3 |
| Raw bentonite | 68.1 | 24.3 | 4.52 | 0.79 | 0.33 | 2.04 | 0.00 | Fe/Cr0.75 | 63.3 | 22.5 | 4.00 | 0.00 | 0.27 | 5.23 | 4.71 | Fe/Cr0.75(D) | 65.2 | 21.9 | 4.41 | 0.00 | 0.29 | 3.14 | 5.01 | Fe/Cr0.75(SS) | 61.8 | 21.2 | 4.41 | 0.00 | 0.23 | 7.48 | 4.81 | Fe/Cr0.25(D) | 64.4 | 20.0 | 4.47 | 0.00 | 0.23 | 3.52 | 7.18 |
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