JAMB - Chemistry (2000 - No. 17)
Water molecule can be ligands especially when they are bonded to
alkaline earth metals
alkali metals
transition metals
group VII elements
Giải thích
Ligands are molecules or ions that bond to a central metal atom or ion. Water molecules can act as ligands when bonded to transition metals. When a water molecule acts as a ligand, it's called an aqua ligand.