Chapter24-Isomrs

Chapter24-Isomrs - Coordination Sphere [Co(NH3)6] 3+...

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Coordination Sphere [Co(NH 3 ) 6 ] 3+ [Ni(CN) 4 ] 2-
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Isomers Pt(NH 3 ) 2 Cl 2 cis - PtCl 2 (NH3) 2 trans -Pt Cl 2 (NH 3 ) 2 Geometric Isomers same formula different properties
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Biological Importance of Being cis cis -PtCl 2 (NH 3 ) 2 antitumor agents trans -PtCl 2 (NH 3 ) no effect on tumors. synthesis of drugs -obtain correct isomer Why cis? Geometric significant (easier to coordinate to adjacent bases on DNA once cis ligands are lost.)
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Isomers ( same formula but different properties ) Structural Isomers ( different bonds ) Stereoisomers ( same bonds, different spatial arrangements ) Ionization Coordination Linkage Geometric ( cis, trans ) Optical
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Structural Isomers ( different bonds ) Ionization Isomers   - differ by the exchange of a ligand with   an anion or neutral molecule outside the coordination sphere. [Co Br (NH 3 ) 5 ] SO 4 [Co SO 4 (NH 3 ) 5 ] Br Co 3+ NH 3 NH 3 NH 3 NH 3 NH 3 Br SO 4 Co 3+ NH 3 NH 3 NH 3 NH 3 NH 3 Br SO 4
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Structural Isomers ( different bonds ) Ionization Isomers   - differ by the exchange of a ligand with   an anion or neutral molecule outside the coordination sphere.
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Add Ba 2+ ?? White ppt
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This note was uploaded on 10/21/2009 for the course CHEM 2C taught by Professor Endrle during the Spring '08 term at UC Davis.

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Chapter24-Isomrs - Coordination Sphere [Co(NH3)6] 3+...

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