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Lesson Planet
After discovering plutonium, Glenn Seaborg was given the opportunity to determine its periodic symbol. Rather than going with the obvious Pl, he went with Pu as a joke. The designation was approved and is now on every periodic table. This bit of history is included in a video that explains atomic structure and the organization of the periodic table.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Create a worksheet for viewers to apply this concept and demonstrate learning
- Find the MythBusters video clip the narrator references to share with your pupils
Classroom Considerations
- Requires prior knowledge of electrons and their energy levels
- If viewing on YouTube, realize the comments are not all appropriate for displaying in the classroom and adjust accordingly
- Video is the sixth in a series of 14
Pros
- Includes closed captioning in both English and French
- Provides tables and diagrams that are easy to read and interpret
Cons
- None