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Classifying Elements

vocabulary

QuestionAnswer
atomic number the number of protons in a single atom of an element
molecule a particular that contains two or more atoms joined together
metals a substance that conducts heat and electricity
nonmetals a group of elements that are poor conductors of heat and electricity
noble gases the nonmetallic elements helium, neon, argon, krypton, xenon, and radon
metalloid a small group of elements with some properties of both metals and nonmetals
periodic table a chart that shows all of the known elements and their elements
Created by: 610034028
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