Science 6/Vocabulary: Elements and Compounds
Terms and definitions for 6th grade science unit covering elements and compounds.
Terms in this set (14)
the smallest part of an element
small, dense positively charged center of the atom
positively charged particle in the nucleus of an atom
an invisible, negatively charged particle that travels around the nucleus of an atom
an uncharged particle located in the nucleus of an atom
type of substance made of one kind of material, has definite properties, and is the same throughout; often occurs naturally
a pure substance that contains only one kind of atom that cannot be broken down into simpler substances
a substance made by chemically combining two or more elements, so that the bond cannot be broken by physical means
an element that is malleable, ductile, a good conductor of electricity, and generally has a shiny or metallic luster.
an element that is usually a gas or a brittle solid and is a poor conductor of electricity and heat.
an element that has characteristics of both metals and nonmetals and is solid at room temperature
Periodic Table of Elements:
a chart that organizes the elements by the number of protons in each element's nucleus
the shorthand way of writing the name of an element
the combination of chemical symbols used as a shorthand for the name of a compound
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