Hydroxide Precipitates

When two liquids combine and a solid forms, the new substance is called a precipitate. Scholars test their knowledge of hydroxide precipitates and their properties. A series of four increasingly difficult puzzles challenge their logic and content mastery.

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CCSS: Adaptable
Instructional Ideas

  • Use as a review of the hydroxide precipitates of aqueous metal ions
  • Includes only limited instructions, so ensure all pupils understand how to complete the puzzles before assigning
Classroom Considerations

  • Relies on prior knowledge of metal ions, their formulas, the color of precipitate, and the precipitate formed
Pros

  • Offers online, timed version and a paper version depending on the needs of your learners
  • Reviews metal ion names and formulas as part of the activity to reinforce the content
Cons

  • None