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14 Cards in this Set
- Front
- Back
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Ionic Bonds
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Results from the electrostatic attraction between attraction anions and cations. Caused by an electron transfer. Example: NaCl
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Covalent Bonds
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Results from the sharing of electrons between two atoms. Example: N2
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Polar Covalent
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Uneven sharing of electrons
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Non-Polar Covalent
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Even sharing of electrons
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Formula Unit
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the simplest whole number ratio of atoms in a ionic crystal.
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Cations
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Positively charged atoms (or groups of atoms).
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Anions
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Negatively charged atoms (or groups of atoms).
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Alloys
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Homogenous mixtures of two or more elements, one of which is metal
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Molecule
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A neutral group of atoms that are held together by covalent bonds
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Molecular Compound
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A chemical compound whose simplest formula units are molecules
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Chemical Formula
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Represents the relative number of atoms in a molecule
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Molecular Formula
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represents the exact number of atoms in a molecule
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Lewis Structures
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Two dimensional structures of molecules/ions which depict the bonding in the molecule or ion
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Resonance
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When one Lewis dot structure can no properly depict the bonding in the molecule.
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