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This Periodic Trends ppt also includes:
- Periodic Trends (HTML Version)
- Graphic & Image
- Vocabulary
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If your pupils think Um is the element of confusion, this presentation on period trends can only help. It covers the patterns for atomic radii, ionization energy, and electronegativity across a period and down a group.
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Instructional Ideas
- Use slide 11 with increases and decreases removed as a quiz the day after using this presentation
Classroom Considerations
- Requires some prior knowledge of radii and the periodic table
- Presentation fits best during a unit on the periodic table
- Third in a seven-part series
Pros
- Provides the presentation in three different formats, making it easy to use
- Includes clear diagrams, which helps pupils digest the material
Cons
- Does not include a script or notes