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Chapter 21: Transition Metals and Coordination Chemistry

Chapter 21: Transition Metals and Coordination Chemistry. Review of Transition Metal properties Coordination Compounds Isomerism Crystal Field Theory This is covered in textbook sections: 21.1 (first half) 21.3 (skip nomenclature) 21.4 21.5 21.6. Figure 21.5.

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Chapter 21: Transition Metals and Coordination Chemistry

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  1. Chapter 21: Transition Metals and Coordination Chemistry • Review of Transition Metal properties • Coordination Compounds • Isomerism • Crystal Field Theory This is covered in textbook sections: 21.1 (first half) 21.3 (skip nomenclature) 21.4 21.5 21.6

  2. Figure 21.5

  3. Figure 21.6 Bidentate and Monodentate Ligands

  4. Table21.13 Common Ligands

  5. Figure 21.7 The Coordination of EDTA with a 2+ Metal Ion

  6. Figure 21.16

  7. Example 1 Which of the following are isomers? For those that are isomers, identify the type of isomerism they demonstrate. • [Co(NCS)(NH3)5]+ & [Co(SCN)(NH3)5]+ • [PtCl(NH3)3]2[PtCl4] & [Pt(NH3)4][PtCl3(NH3)]2 • K3[Fe(CN)6] & K4[Fe(CN)6] • [Co(NO3)(NH3)5]SO4 & [Co(SO4)(NH3)5]NO3

  8. Example 2 Does the complex ion [Cr(en)(ox)2]– exhibit optical isomerism? Explain.

  9. Figure 21.20: The d Orbitals in an Octahedral Field

  10. The Spectrochemical Series CN->NO2->en>NH3>H2O>F->Cl- >Br->I- strong field weak field large D small D

  11. Example 3 How many unpaired electrons would you expect to find in the octahedral complex [CoF6]3-?

  12. Example 4 One of the following compounds is pink and the other is blue. Which is which? Explain your answer. CoCl42- and Co(H2O)62+

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