Valence and Core Electrons

We briefly reviewed the Lesson 17 PowerPoint before transitioning to the Lesson 18 PowerPoint.  There are several hand-outs for Lesson 18, including the Lesson 18 Worksheet, the Lesson 18 Shell Model, the Table of Electron Shells, and the Table of Valence and Core Electrons.

Homework for this evening:

  • Read Lesson 18 in the textbook.  Login via hs.saplinglearning.com and enter your username and password:
    • Username: wahps****s-####### (**** = first 4 letters of your last name and ####### = student number).  Remember to include the dash between s and #.
    • Password: S-####### (the S must be capitalized)
  • Work through the homework problems at the end of Lesson 18 and then verify accuracy with the Lesson 18 Homework Answers.
  • Write notes for Lesson 18 on the Chapter 4 Notes handout.
  • Come to class Monday prepared to ask questions about anything from Lesson 18 you do not yet fully understand.