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Atomic Structure

Flash cards about the structure of an atom

TermDefinition
Element An atom that can not be broken down into smaller parts
Proton Has a mass of 1, a positive charge, located in the nucleus
Neutron Has a mass of 1, neutral charge, located in the nucleus
Electron Has a mass of 0, negative charge, located outside of the nucleus
Atom The smallest part of a chemical element that can exist
Periodic Table The chemical elements arranged in a table in order of atomic number arranged in rows and columns
Dmitri Mendeleev Russian Chemist and creator of the modern periodic table
Atomic number The number of protons/electrons in an atom
Atomic mass The number of neutrons and protons in an atom
Isotope Two or more forms of the same element but with differing atomic weight
Created by: ben.tevlin