Green Pennies

Grade Levels: 5-8 | Duration: 30 minutes of set-up, 5 days of observation

Green pennies

Experiment with different oxidizing compounds to turn pennies green…and back to copper.

Grade Levels: 5-8

Duration: 30 minutes of set-up, 5 days of observation

Concepts/Skills: Chemical reaction, oxidation reaction, acids

Standards Connections

Next Generation Science Standards
Grade Performance Expectation Description
5 PS1-4 Conduct an investigation to determine whether the mixing of two or more substances results in new substances.
MS PS1-2 Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.
Science and Engineering Practices Planning and Carrying Out Investigations
Cross Cutting Concepts Cause and Effect