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Physics

easy activity game

WordsDefinition
Model Representation
Atom Smallest unit of matter
Nucleus The very dense region consisting of protons and neutrons at the center of the atom
Proton the positive charged subatomic particle of the atom
Neutron the subatomic particle with no electric charge in the atom
Electron the negative charged subatomic particle in the atom
Atomic Number the number of protons found in the nucleus of an atom from that element
Atomic/Chemical/Nuclear Symbol 1-3 lettered internationally agreed code for a chemical element, often in Latin
Subatomic Particles particles that make up the atom
Molecule a group of two or more atoms that make up elements
Lewis Structure a group of two or more atoms that make up elements diagrams that show the bonding between atoms of a molecule and the lone pairs of electrons that may exist in the molecule
Bohr Model depicts the atom as a small, positively charged nucleus surrounded by electrons that travel in circular orbits around the nucleus
Electron Shell an orbit followed by electrons around an atom's nucleus
Valence Electron an electron that is associated with an atom, and that can participate in the formation of a chemical bond
Matter everything that takes up space
Created by: pikaloser
 

 



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