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19 Cards in this Set
- Front
- Back
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The electrons that are in the highest energy level of an atom and that are involved in chemical reactions
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valence electron
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A representation of the valence electrons in an atom, using dots.
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electron dot diagram
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The force that holds atoms together
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chemical bond
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A chemical bond that formed when two atoms share electrons.
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covalent bond
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A neutral particle made of two or more atoms joined by covalent bonds.
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molecule
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A chemical bond formed when atoms share two pairs of electrons
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double bond
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A chemical bond formed when atoms share three pairs of electrons
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triple bond
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A compound that is composed of molecules
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molecular compound
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A covalent bond in which electrons are shared unequally.
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polar bond
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A covalent bond in which electrons are shared equally
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nonpolar bond
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An atom or group of atoms that has become electrically charged.
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ion
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An ion that is made of more than one atom
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polyatomic ion
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The attraction between oppositely charged ions
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ionic bond
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A compound that consists of positive and negative ions
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ionic compound
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A combination of symbols that represents the elements in a compound and their proportions
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chemical formula
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A number in a chemical formula that tells the number of atoms in a molecule or the ratio of elements in a compound
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Subscript
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An orderly, three-dimentional pattern of ions or atoms in a solid.
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crystal
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A mixture of two or more elements, one of which is a metal
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alloy
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An attraction between a positive metal ion and the electrons surrounding it.
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metallic bond
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