Table 5.
Adsorption performance of Cr (VI) onto different adsorbents.
| Metal | Adsorbent | qe (mg/g) | Reference |
|---|---|---|---|
| Cr (VI) | Modified activated carbon | 18.51 | [53] |
| Graphene oxide–manganese ferrite (GMF) nanomaterials | 34.02 | [54] | |
| Chitosan-based hydrogel | 93.03 | [55] | |
| Synthesize dMgO/Fe3O4 nanocomposite | 23.90 | [56] | |
| Activated carbon from Leucaena leucocepnala | 13.85 | [57] | |
| Fe3O4-NH2 (amino functionalized magnetic nano-adsorbent | 232.51 | [58] | |
| Magnetite nanoparticles | 3.810 | [59] | |
| Magnetic multiwall carbon nanotubes | 16.23 | [60] | |
| Fe3O4 nanoparticles capped with cetyltrimethylammonium bromide | 18.50 | [61] |