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atom

TermDefinition
Atom Is the smallest particle that still can be considered an element.
Electrons Negatively charged particles
Nucleus A small region in its center
Protons Positively changed particles in an atom's nucleus
Energy level The specific amount of energy it has
Neutron Hard to find because it has no electric charge
Atomic number Atom's elements
Isotopes Atoms with the same # of protons and different # of neutrons
Mass number Sum of protons and neutrons in the atom
Atomoic mass An element is the average mass of all the isotopes of that element
Chemical symbol Potassium
Periodic table An arrangement of elements showing the repeating pattern of their properties
Periods Periodic table is arranged in a row
Group The elements in a column
Created by: alisia
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