## 1A. Lecture 10. Polarizing Power and Covalent Character.

#### Recorded on March 23, 2013.

Index of Topics:

00:20- Finishing Chapter 2

00:24- Polarizing Power and Covalent Character

02:36- Bond Strengths and Lengths

03:38- Chapter 3- Molecular Shape and Structure

03:44- What We Are Going To Learn

05:29- VSEPR: Valence Shell Electron-Pair Repulsion

06:23- Some Definitions

08:34- Some (more) Definitions

10:40- Steric Number 2

12:20- Steric Number 3

16:19- Steric Number 4

21:44- Steric Number 5

32:31- Steric Number 6

38:42- Going Back to the Lewis Structures We Did

39:05- Geometry Examples: N2

39:19- Geometry Examples: CH2O

41:01- Geometry Examples: BH3NH3

44:04- Geometry Examples: XeF4^(4+)

44:58- Geometry Examples: N2O

45:57- Geometry Examples: SF6

47:19- Geometry Examples: XeF4

49:36- Geometry Examples: H2SO4

Required attribution: Brindley, Amanda General Chemistry 1A (UCI OpenCourseWare: University of California, Irvine), ocw.uci.edu/courses/chem_1a_gene....html. [Access date]. License: Creative Commons Attribution-ShareAlike 3.0 United States License (creativecommons.org/licenses/by-...n_US)

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