Electron dot diagrams seem simple, but does bonding complicate the notation? The video explains how to draw dot and cross diagrams when bonding exists. It describes both covalent and ionic bonding and the different ways of depicting each.

Concepts

electron dot diagrams, covalent bonds, ionic bonds

Show More Show Less

Additional Tags

science

Show More Show Less

Instructional Ideas

• Create additional problems for independent practice
• Have pupils draw a Venn diagram showing the similarities and differences in drawing these for covalent versus ionic bonds

Classroom Considerations

• Relies on prior knowledge of how to draw dot and cross diagrams for single atoms and how covalent and ionic bonds form

Pros

• Includes cues to pause the video to draw your own diagrams before seeing the correct answers
• Simple illustrations enhance the concepts

Cons

• None

Common Core

RST.9-10.4 RST.11-12.4