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Structure of Matter2

Structure of Matter (Part 2 of 2)

TermDefinition
ATOMIC MASS Mass of an atom Equal to the sum (total)of its protons & neutrons
CHEMICAL REACTION Chemical change process Occurs when bonds are broken and new bonds are formed
CONSERVATION of MATTER Neither matter (mass) nor energy Can be lost or destroyed in a chemical reaction
COVALENT BOND Formed when 2 or more “NONMETALS” share valence electrons To have “full” octet (8 electrons)
FISSION Splitting of an atomic nucleus Releasing large amounts of energy
FUSION Joining (melting together) of atomic nuclei Forms heavier nuclei Releases enormous energy
ION (Ionization) Charged particle Formed when an atom gain or loses one or more electrons May be negative or positive
IONIC BOND Bond formed Transfer between metals to nonmetals Forming OPPOSITE charge(s) Strongly attracted to each other
METALLIC BOND Bond Formed Large number of metal atoms Share valence electrons
Created by: pj johnson