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Throughout history, scientists used different methods for drawing elements, but most often the dot and cross diagrams appear. The video explains dot and cross diagrams, electrons, and electron shells. It highlights the importance of valence electrons to bonding.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Discuss why dots are most often used rather than the other options shown in the video
Classroom Considerations
- Relies on prior knowledge of electrons and electron shells
- Video best fits as an introduction to dot and cross diagrams
Pros
- Links to related videos for those wishing to learn more
- Short length helps maintain learners' attention
Cons
- None