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10 Cards in this Set
- Front
- Back
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Valence-bond theory
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A model of chemical bonding in which an electron-pair bond is formed between two atoms by the overlap of orbitals on the two atoms.
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Representative element
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Element in which the s and p orbitals are partially occupied.
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Pauli exclusion principle
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A rule stating that no two electrons in an atom ma have the same four quantum numbers
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Liquid
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Matter that has a distinct volume but no specific shape.
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Dipole
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A molecule with one end having a slight negative charge and the other end having a slight positive charge.
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Family
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Elements that are in the same column of the periodic table.
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Lattice energy
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The energy required to separate completely the ions in an ionic solid.
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Ionic bond
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A bond formed on the basis of the electrostatic forces that exist between oppositely charged ions.
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Hybrid orbital
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An orbital that results from the mixing of different kinds of orbitals on the same atom.
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Electron affinity
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The energy change that occurs when an electron is added to a gaseous atom or ion.
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