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SOL 6.4

SOL 6.4 study stack

atom the smallest unit of an element that retains (or keeps) the properties of that element
element substance composed of a single kind of atom that cannot be broken down into other substances by chemical or physical means
molecule two or more atoms that are bonded together
Proton small positively charged particle located inside the nucleus
Neutron small uncharged particle located in the nucleus
Electron tiny negatively charged particle with high power and moves fast around the nucleus
Periodic table Organized table of all the known elements
Matter anything that has mass and takes up space
atomic number the number of neutrons and protons in an atom
atomic symbol an abbreviation for the element name
atomic mass the mass of protons and neutrons
compound a molecule with two or more elements chemically bonded
mixture two or more elements are mixed but not chemically combined
nucleus central core of an atom that contains the protons and neutrons
electron shells fixed orbits or paths that electrons follow around the nucleus
chemical bond the force that holds two or more atoms together
Created by: That-guy