Periodic Trends: Why Can't I Get Any Francium?

We are family! Why are elements in the same group so similar in many ways? Science scholars explore the relationship between valence electrons and an element's characteristics through a video from the JFR Science playlist. The narrator describes each trend and relates it to the element's subatomic composition.

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CCSS: Adaptable
Instructional Ideas

  • Assign the video as pre-work for a periodicity lesson
  • Hand out a note organizer with space for the trends, then have pupils record notes for each
Classroom Considerations

  • Viewers should be comfortable using the periodic table to locate specific elements before watching the video
Pros

  • Includes very thorough explanations of each periodic trend
  • Diagrams the trends using the periodic table, helping learners link a trend with an element's location on the table
Cons

  • None
Common Core