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Chapter 5

8th grade science

TermDefinition
electron dot structure includes the symbol for the element surrounded by dots
chemical bond the force of attraction that holds two atoms together as a result of the arrangement of electrons between them
valence electrons the outermost electrons
ion an atom or group of atoms that has an electric charge
ionic bond the attraction between two oppositely charged ions
chemical formula a combination of symbols that shows the ratio of elements in a compound
covalent bond when nonmetal atoms share electrons
double bond when two atoms share two pairs of electrons
triple bond when two atoms share three pairs of electrons
alloy a mixture made of two or more elements that has properties of the metal
Created by: Science4u
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