Properties of the Elements

We began our exploration of the Periodic Table by constructing our own.  In Lesson 9, students walk the path of the famous Russian chemist Dmitri Mendeleev who assembled the first predictive periodic table using the chemical and physical properties of the 63 elements known back in the 1860s.  We began the lesson with a video showing the reactivity of alkali metals upon contact with water:

For our work today, we reviewed the Lesson 9 PowerPoint, then worked through the Lesson 9 Worksheet by organizing elements via a card sort activity.

Extend Your Learning!

Homework for this evening:

  • Read Lesson 9 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 9 and then verify accuracy with the Lesson 09 Homework Answers.
  • Write notes for Lesson 9 on the Chapter 02 Notes handout.
  • Answer the Lesson 9 questions in the Chapter 2 Study Guide.
  • Come to class tomorrow prepared to ask questions about anything of the homework problems from lesson 9 you did not understand.
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