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This The Composition of Potassium Chlorate lesson plan also includes:
The third lesson in a series of 11 begins by using thermal decomposition of potassium chlorate to determine the mass percent of oxygen. Then a second activity allows scholars to demonstrate that the resulting residue is from a decomposition reaction.
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CCSS:
Adaptable
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Instructional Ideas
- Have a sample setup completed at the front of the room for pupils to reference
Classroom Considerations
- Follow all safety guidelines with open flames, hot equipment, and chemicals
- Some chemicals used may stain the skin, burn the skin, burn the eyes, or splash and stain surfaces
Pros
- Includes all equations used in the experiment
- Provides a pre-lab worksheet that verifies learners have read the instructions completely before beginning
Cons
- None