Multiple choice Which of the following sets represents bidentate ligands only? en, C2O42-, acac, dmpe EDTA, dmpe, SCN‑, NO2- dien, acac, dmpe, C2O42- EDTA, en, acac, SCN‑ C2O42-, acac, dien, NO2- Reveal answer Fill a bubble to check yourself A Correct answer Explanation Ethylenediammine (en): Bidentate ligand Oxalate ion (C2O42-): Bidentate ligand Acetylacetonate ion (acac): Bidentate ligand Dimethylphosphinomethane (dmpe): Bidentate ligand