Your Safer Source for Science

Since 1977

Address <p>P.O. Box 219 Batavia, IL 60510</p>
Phone 800-452-1261
Fax 866-452-1436
Email flinn@flinnsci.com
firewatch

Grow a beautiful “tin-man” crystal tree by running an electric current through a solution of tin(II) chloride. Students will enjoy watching this “electric” oxidation–reduction demonstration as tin crystals are produced and then redissolved when the current is reversed.

Concepts

  • Electrolysis
  • Anode vs. Cathode
  • Oxidation & Reduction