18 Nov 2007

Lewis structures and formal charges

In-Class Activity

Submitted by Joanne Stewart, Hope College
Course Level: 

This is a worksheet on Lewis structures and formal charges. The learning goal is for students to be able to use formal charges to defend the relative stabilities of resonance structures of molecules.

Microsoft Office document icon lewisinclass_header.doc32 KB
Learning Goals: 

1. Students will be able to draw resonance structures of molecules.

2. Students will be able to assign formal charges to atoms.

3. Students will be able to use formal charges to argue about the relative stability of various resonance structures.

Equipment needs: 


Time Required: 
20-25 minutes
Evaluation Methods: 

I collect and grade the worksheet.

Evaluation Results: 

Most students are able to complete the worksheet correctly.

Creative Commons License: 
Creative Commons Licence

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