1.5: The Chelate Effect - Chemistry LibreTexts
https://chem.libretexts.org/Courses/Johns_Hopkins_University/030.356_Advanced_Inorganic_Laboratory/01%3A_Lab_A-_Octahedral_Complexes_and_the_Spectrochemical_Series/1.05%3A_The_Chelate_Effect
WebBidentate binding allows a ligand to bind more tightly. Tridentate ligands, which bind through three donors, can bind even more tightly, and so on. This phenomenon is generally called the "chelate effect." This term comes from the Greek chelos, meaning "crab."
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