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15 Words

Model A structure/picture showing how something works.
Atom Smallest unit of matter.
Nucleus Central area of an atom.
Proton Positive charged subatomic particle.
Neutron Neither positive nor negative charged subatomic particle.
Electron Negative charged subatomic particle.
Atomic Number The number on the periodic table that shows the number of protons.
Atomic Symbol/Nuclear Symbol/ Chemical Symbol The abbreviation of an element.
Subatomic Particle The smallest fragment of matter.
Molecule A linked group of atoms.
Lewis Structure Structure that shows the binding of atoms.
Bohr Model A planetary like model of the atom.
Electron Shell Orbit of electrons around the atom's nucleus.
Valence Electron Electrons in the outer orbit, it says how the element reacts.
Matter The microscopic build-up of everything.
Created by: Taylor W.