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13-4 Ligands in Organometallic Chemistry

13-4 Ligands in Organometallic Chemistry

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Ligand field theory;<br />

Pi-Bond<strong>in</strong>g<br />

metal-to-ligand π bond<strong>in</strong>g<br />

or π back-bond<strong>in</strong>g<br />

-Increase stability<br />

-Low-sp<strong>in</strong> configuration<br />

-Result of transfer of<br />

negative charge away from<br />

the metal ion<br />

Ligand-to metal π bond<strong>in</strong>g<br />

-decrease stability<br />

-high-sp<strong>in</strong> configuration

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