1. Chapter 8 Lecture 8.5 Hybridization Section 8.3 Bonding Theories

2. Molecular Orbitals an orbital formed by the overlap of atomic orbitals –B–Bonding orbital Can be occupied by two electrons in a covalent bond –S–Sigma Bond –P–Pi Bond

3. Sigma Bond σ Head-on overlap of two atomic orbitals Has axial symmetry

4. Sigma Bond σ Hydrogen, H 2

5. Sigma Bond σ Fluorine, F 2

6. Pi Bond π Side by side overlap of two orbitals

7. Ethene

8. Ethyne H - C = C - H

9. CH 4

10. Hybridizaton The combination of orbitals

11. sp 3

12. 8.3 Hybrid Orbitals sp 2 – Hybridization Involving Double Bonds

13. sp 2 Ethene, C 2 H 4

14. Ethene

15. sp ethyne, C 2 H 2

16. 8.3 Hybrid Orbitals – Hybridization Involving Triple Bonds

17. Ethyne H - C = C - H