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- DictionaryNon-metal/nɒnˈmɛtl/
noun
- 1. an element or substance that is not a metal.
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- Nonmetal
Chemical elements which tend to localize their valence electrons rather than forming a metallic material
Nonmetals are chemical elements that mostly lack distinctive metallic properties. They range from colorless gases like hydrogen to shiny crystals like iodine. Physically, they are usually lighter (less dense) than metals; brittle or crumbly if solid; and often poor conductors of heat and electricity. Chemically, nonmetals have high electronegativity (meaning they usually attract electrons in a che... Wikipedia
