Matching Pairs Matter Test ReviewOnline version Matter test review for students by Laura Jarrett 1 Atom of an element that has the same number of protons and neutrons but a different number of electrons 2 Negatively charged particle that occupies the space in an atom outside the nucleus 3 Particle that has no charge and is found in the nucleus 4 Representation that gives the total number of atoms of each element in a substance i.e. H2O, CaCO3 5 This number from an element box tells you how many protons and electrons are in an atom 6 Representation of an element found on the Periodic Table i.e. H, O, Ca 7 substance containing atoms of two or more different elements chemically bonded together 8 Atomic mass - atomic number = 9 Atom of an element that has the same number of protons and electrons but different number of neutrons 10 Center of an atom that contains protons and neutrons 11 Starting substances in a chemical equation 12 Substance that consists of only one type of atom 13 Substances created in a chemical equation 14 Center of an atom that contains protons and neutrons Neutron Chemical symbol Element Ion Electron Compound Chemical formula Products Isotope Reactants Nucleus Electron cloud Number of neutrons in an atom Atomic number
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