TERMIUM Plus®

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MONODENTATE LIGAND [1 record]

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Record 1 2006-11-07

English

Subject field(s)
  • Chemistry

French

Domaine(s)
  • Chimie
CONT

Formation des complexes de coordination. Différents types de ligands : 1. Ligands monodentates : Ligands qui possèdent un seul site de fixation à l'atome métallique. Ils cèdent au métal central un doublet non liant avec création d'une liaison, exemples : ammine (NH2, aqua(H2O), carbonyl(CO), ligands soufrés (RSH, RS-) [et] 2. Ligands polydentates (ou chélatants) : Ligands qui possèdent plusieurs sites de fixation à l'atome métallique. Ils peuvent donner naissance à un chélate, un complexe où le ligand forme un cycle qui comprend l'atome métallique, exemples : glycinato (bidentate), éthylènediaminetétraacéto (EDTA, hexadentate) [...]

Spanish

Campo(s) temático(s)
  • Química
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