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Reversible Tin Man - Chemical Demonstration Kit

by Flinn Scientific

Item #: AP6867

Price: $31.65

The Reversible Tin Man Oxidation-Reduction Chemical Demonstration Kit focuses on oxidation-reduction and shows students the components of an electrolytic cell. Students watch tin crystals grow across a Petri dish and then quickly “reverse."

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Product Details

Grow a beautiful “tin-man” crystal tree using this electrifying demonstration! This quick and simple demonstration will teach oxidation-reduction principles and show students the components of a simple electrolytic cell. Students will enjoy watching tin crystals grow before their very eyes across a Petri dish and then quickly “reverse” as the cathode and anode are switched. A true crowd-pleaser! Includes Teacher Demonstration Notes and reproducible student worksheets.Enough materials are included to perform the demonstration seven times. Concepts: Electrolysis, oxidation-reduction, anode, cathode. Time Required: 15 minutes Materials Provided: Tin(II) chloride solution, 9-V battery, battery cap with alligator clip leads, Petri dish.