Principles of Chemical Science

Lecture 11: Lewis Structures: Breakdown of the Octet Rule

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Topics

Breakdown of the Octet Rule Odd Number of Valence Electrons Octet Deficient Molecules Valence Shell Expansion

Lecture Video

Radicals, expanded octets, and more, in this lecture about Lewis structures.

Lecture Notes

Notes for Lecture 11 (PDF)

Clicker Questions

Lecture 11 Clicker Questions (PDF)

Textbook Reading

TOPICS	5th EDITION	4th EDITION
Radicals and Biradicals	Section 2.9	Section 2.9
Expanded Valence Shells	Section 2.10	Section 2.10
The Unusual Structures of Some Group 13 / III Compounds	Section 2.11	Section 2.11
Correcting the Covalent Model: Electronegativity	Section 2.12	Section 2.12

Problems and Solutions

Problems for Lecture 11 (PDF)

Solutions for Lecture 11 (PDF)

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