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PPT
Other

Chemical Bonds: Writing Lewis Structures

For Students 9th - 10th
This slide show explains the rules for writing Lewis structures and then demonstrates an example. It then provides a practice example for the student to try.
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Lesson Plan
Science Education Resource Center at Carleton College

Serc: Loopy Lewis Dot Diagrams

For Teachers 9th - 10th
Students will use colored fruit loops to organize valence electrons to develop and master the basics of Lewis Dot diagrams. They will develop processing and critical thinking skills and also master a model of bonding.
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Lesson Plan
American Chemical Society

Middle School Chemistry: Represent Bonding With Lewis Dot Diagrams

For Teachers 9th - 10th
Students draw and interpret Lewis dot diagrams for individual atoms and both covalent and ionic compounds.
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eBook
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Molecular Structure: Audio Book

For Students 9th - 10th
This audio book, narrated by Mark Bishop, describes the formation of covalent bonds. Lewis dot structures help highlight the valence electrons used to determine which bonds form. Also find links to animations and tutorials about other...
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PPT
McMaster University

Mc Master University: Molecular Structure

For Students 9th - 10th
This PowerPoint presentation features 33 slides that explain chemical bonding and molecular shape.
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PPT
Other

Chemical Bonds: Formal Charges

For Students 9th - 10th
A slide presentation with several slides dedicated to the topic of formal charges. Formal charges are explained, and examples are given. A practice example is provided.
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Handout
Michael Blaber, PhD

Fsu: Basic Concepts of Chemical Bonding: Exceptions to the Octet Rule

For Students 9th - 10th
Lists the exceptions to the octet rule and provides a discussion and diagrams explaining each one. Includes clear diagrams illustrating this concept.
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PPT
Other

Organic Chemistry: Octet Rule

For Students 9th - 10th
This slide presentation contains a description of the octet rule, as well as many related topics.