bidentate ligands
What bidentate ligands means in Chemistry A-Level, as defined for AQA, OCR.
Definitions of bidentate ligands
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Reference: OCR
Ligands with two donor atoms, each with a lone pair, so one bidentate ligand forms two coordinate bonds to the same metal ion and occupies two coordination sites.
Ligands such as ethanedioate and 1,2-diaminoethane that donate two pairs and grip the metal at two points.
Topics that use bidentate ligands
- General properties of transition metals (A-level only) (AQA A-Level)
- Transition elements (OCR A-Level)
Related terms
- Ligand
- Monodentate ligands
- Balanced ionic equations for precipitation
- Balancing complex half-equations
- Bidentate ligands giving octahedral complexes
- Bond angles and shape prediction
- Boundary cases scandium and zinc
- Calculating oxidation state from a formula
Using bidentate ligands in the exam
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