Electrolysis: Splitting Water

Explore the chemical components of water through an electrolysis reaction. Scholars use a battery to divide various water solutions into different gases. As they collect the gases, they measure the volume and make a comparison to the chemical equations. 

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Instructional Ideas
  • Begin with a mini-lesson that covers the basics of electrolysis
Classroom Considerations
  • Needs specific lab materials for each collaborative group and time for prior set up
  • Requires a fundamental understanding of ionic and molecular charges
Pros
  • Teacher guide includes sample student solutions
  • Includes information to connect the process to real-life applications
Cons
  • None