Coordination Complexes and Ligands Purdue University
Coordination Complexes. Coordination compounds, such as the FeCl 4ion and CrCl 3 6 NH 3, are called such because they contain ions or molecules linked, or coordinated, to a transition are also known as complex ions or coordination complexes because they are acidbase complexes. The ions or molecules that bind to transitionmetal ions to form these complexes are called ligands ...