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7.2: Valence Electrons

Difficulty Level: At Grade Created by: CK-12

Student Behavioral Objectives

The student will:

  • define valence electrons.
  • indicate the number of valence electrons for selected atoms.
  • draw Lewis dot diagrams for selected atoms.

Timing, Standards, Activities

Timing and California Standards
Lesson Number of 60 min periods CA Standards
Valence Electrons 1.0 2e

Activities for Lesson 2

Laboratory Activities

1. Diamagnetic Levitation


1. None


1. Electron Configuration Worksheet

2. Electron Dot Formulas Worksheet

Extra Readings

1. Orbital Filling Order Exceptions

Answers for Valence Electrons (L2) Review Questions

  • Sample answers to these questions are available upon request. Please send an email to teachers-requests@ck12.org to request sample answers.

Image Attributions




Date Created:

Aug 18, 2012

Last Modified:

Aug 13, 2014
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