Family Grouping and Halogen Precipitates

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Watch the following video on precipitation reactions and then answer the following questions:

1. What is a precipitation reaction and how do you know it has occurred?

2. What is a cation and an anion?

3. What is an ionic compound?

4. What does aq and s denote in a chemical equation?

5. Why do only certain liquids form a solid when mixed?

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Click on the link below for assessment rubric

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4.4 Family Grouping

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Complete the following experiment

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Go over safety MSDS of all chemicals being used

Wear lab coats and safety glasses

This experiment will be assessed

Do the Precipitation Reactions experiments

Students draw up table of results, using their own rulers

Record their results

Discuss what is happening in the formation of a precipitate

Students write out chemical reactions