An Experiment in Alchemy: Copper to Silver to Gold

This An Experiment in Alchemy: Copper to Silver to Gold lesson plan also includes:

How exciting would it be for your chemistry class to produce their own "gold"? This experiment allows pupils to witness the chemical reaction of copper pennies as they react with zinc and sodium hydroxide to produce "gold" tokens. It is sure to liven up your high school chemistry classroom while teaching an important concept.    

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CCSS: Adaptable
NGSS: Adaptable
Classroom Considerations

  • Provide all pupils with safety equipment throughout the experiment
  • Ensure class members pay attention to safety protocols as experiment is conducted

  • Pupils use hands-on applications to understand theoretical concepts

  • Preparation and cleanup is required and can be extensive for a large class
  • Must ventilate experiment area or use a hood to avoid harmful fumes
Common Core