SEARCH Articles Figures Tables By metal ions and complexes Chemical classification of interaction trends between metal ions and natural complexants Hague 1 Complex Formation involving Unsubstituted Metal Ions Unidentate Ligands and Solvent Exchange Interpretation of the Results to Explain Complex Stability Involving Hard and Soft Metal Ions Metal Ions and Complexes Sorbed Onto Solids Metal ion complexation Metal ions complexes Metals and metal ions Metals, ions and Rearrangements by Metal Ions and Complexes Substitution on Complexes of Alkali and Alkaline Earth Metal Ions Transition Metal Ions and their Complexes Ligand Field Theory