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Question

EDTA is used in chelation therapy to remove:

RankGuru · Accepted Answer

Coordination chemistry plays a vital role in medicine through **Chelation Therapy**.
- **EDTA (Ethylenediaminetetraacetate)** is a hexadentate ligand that can 'wrap' around metal ions.
- It forms extremely stable, water-soluble complexes with heavy metals like **Lead ($Pb^{2+}$)**, **Mercury ($Hg^{2+}$)**, and **Arsenic**.
- Once bound by EDTA, these toxic metals can no longer interact with biological enzymes and are safely excreted from the body via urine.

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