Metal Definition: A substance with high electrical conductivity, luster, and malleability, which readily loses electrons to form positive ions (cations). Metals are otherwise defined according to their position on the Periodic Table, including groupings as alkali metals, alkaline earth metals, transition metals, and rare earth metals.
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Metal Definition
Chemistry Glossary Definition of Metal
By Anne Marie Helmenstine, Ph.D., About.com Guide
Copper is an example of a metal.
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