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Should we consider promethium a rare earth element when it doesn't naturally occur on Earth? This topic and others star in an episode of a series about each of the elements on the periodic table. Learn about this highly radioactive metal, including the beautiful colors of its salts.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Discuss the applications of promethium in more detail
- Teach the myth of Prometheus and guess why this element was named after him
Classroom Considerations
- Relies on prior knowledge of radioactivity and half lives
- This video is hosted on YouTube
Pros
- Shares facts about a rare and not often discussed element
- Includes closed captioning in English and Portuguese for the hearing impaired
Cons
- None