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14 Cards in this Set
- Front
- Back
Electron Dot Diagram
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a model of an atom in which each dot represents a valenece electron.
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Ion
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An atom that has a net positive or negative electric charge.
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Anion
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An ion with a negative charge
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Cation
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An ion with a positive charge
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Chemical Bond
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the force that hold atoms or ion together as a unit
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Ionic Bond
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the force that holds cations and anions together
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Chemical Formula
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a notation that shows what elements a compound contains and the ratio of the atoms or ions of these elements in the compound
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Crystals
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Solids whose particles are arranged in a lattice structure
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Covalent Bond
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A chemical bond in which two atoms share a pair of valence electrons.
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Molecule
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A neutral group of atoms that are jioned by one or more covalent bonds.
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Polar Covalent Bond
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A covalent bond in which electrons are not shared equally.
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Polyatomic Ion
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Covalently bonded group of atoms that has a positive or negative charge and acts as a unit.
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Metallic Bond
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the attraction between a metal cation and the shared electrons that surround it.
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Alloy
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A mixture of two or more elements and at least one is a metal.
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