|P.O. Box 219 Batavia, IL 60510
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Element classification is based on similarities, differences and trends in properties, including chemical reactions. With the Periodic Activity of Metals: Chemical Demonstration—ChemTopic™ Lab Activity, introduce the Periodic Table and periodic trends with a dramatic and spectacular demonstration of alkali and alkaline earth metal activity. Available as part of The Periodic Table—ChemTopic™ Labs digital collection. Click the Price link for digital collection pricing.