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Scholars think color-change tests are the best! Show them how to differentiate between alkanes and alkenes using a short video. The narrator guides them through the test and the reactions that occur for alkenes. Other topics include saturated and unsaturated hydrocarbons.
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Concepts
Additional Tags
Instructional Ideas
- Perform the test as a demonstration after the video and have pupils submit their observations as an exit ticket
- Incorporate this into a lab experiment where partners determine the amount of bromine water needed to react with a given amount of an alkene to produce a clear solution
Classroom Considerations
- The class should be familiar with alkanes, alkenes, and the properties of bromine prior to viewing the resource
Pros
- Structural equations provide learners with a visual representation of each reaction
- Animations show step by step the best way to perform the test and how to interpret the results
Cons
- None
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