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8 Sci Ch 9-3
8th Grade Science Chapter 9 Lesson 3 vocabulary
Term | Definition |
---|---|
nonmetal | An element that lacks most of the properties of a metal. |
diatomic molecule | A molecule consisting of two atoms. |
halogen | An element found in Group 17 of the periodic table |
noble gas | An element in Group 18 of the periodic table. |
metalloid | An element that has some charateristics of both metals and nonmetals. |
semiconductor | A substance that can conduct electric current under some conditions. |