Question

Give an example of chelate complexes.

Answer 1

1. EDTA (Ethylenediaminetetraacetic acid): A hexadentate ligand that forms very stable chelate complexes.
2. Porphyrin: A naturally occurring chelate found in haemoglobin.
3. [CoCl₂(en)₂]⁺ (Dichlorobis(ethylenediamine)cobalt(III) ion): Studied in coordination chemistry as a stable chelate complex and for potential biomedical applications.