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This Qualitative Analysis of Eleven Household Chemicals lab resource also includes:
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Chemical and physical properties give compounds an identity. Learners use the identity of a compound to predict what it is. By performing different tests like solubility, flame, heat, and reactions, individuals attempt to identify an unknown substance using a flow chart of their own making.
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Instructional Ideas
- Analyze the first chemical together as a group to model expectations
Classroom Considerations
- Ensure pupils have a solid understanding of physical and chemical properties prior to the lesson
- Review lab safety precautions for working with chemicals
Pros
- Includes background information necessary for completing the exploration
- Adaptable to different grade levels by modifying the number and type of compounds
Cons
- None