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35 Cards in this Set
- Front
- Back
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Distane between the nuclei of two adjacnt atoms in a covalent compound
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Bond Length
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Temp where the vapor pressure equals the prevailing atmospheric pressure
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Boiling Point
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The temperature and pressure above which a substance cannot be liquefied
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Critical Temp and Pressure
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Share a pair of electrons equality
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Nonpolar Bond
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Share a pair of electrons unequality
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Polar Bond
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Measures the ability of an atom to attractelectons to itself
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Electronegatvity
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Bond formed between two atoms in which one atom donates both electrons to the bond
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coordiante Covalent Bond
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Net attractive electrostatic forces that hold anions and cations together in a solid
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Ionic Bond
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Bond between two atoms in which each atom donates one electron to the bond
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Covalent Bond
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Covalent Bond formed by parallel orbital overlap
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Pi Bond
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Covalent bond formed by end to end orbital overlap
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Sigma Bond
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Blending of two or more atomic orbitals to new energetically equivalent orbitals with optimized geometry
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Hybrid orbitals
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Describes the 3D geometry of a molecule including the lone pair electrons
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Moecular Geometry
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Partial pressure exerted by a liquid's vapor in dynamic equilibrium with the liquid at constant temperature
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Vapor Pressure
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Amount of work required to extend the sureface area of a liquid
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Surface tension
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Temp where the vapor pressure equals one atmosphere
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Normal Boiling Point
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Temperature at which a solid converts to a liquid
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Melting Point
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A special type of molecular interaction between a hydrogen atom in a polar bond and an electonegative O N or F atom
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Hydrogen Bond
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Amount of energy required to convert a mole of a substance from the solid to the liquid state at the same temperature
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Enthalpy of Fusion
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Amount of energy required to convert a mole of a substance from the liquid to the vapor state at the same temperature
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Enthalpy of Vaporization
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When on mole of a sodid melts and converts to the liquid state at its melting point, a quantity of heat equicalent to its Heat of fusion must be
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added
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Melting of a substance from its solid to its liquid state is an process
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endothermic
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Forces that exist between molecules
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Itermolecular Forces
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Forces that excist within molecules
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Intramolecular Forces
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An intermolecular force resulting from interaction of diples in polar molecules
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Dipole Dipole force
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Temp where the vapor pressure equals one atmosphere
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Normal Boiling Point
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Temperature at which a solid converts to a liquid
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Melting Point
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A special type of molecular interaction between a hydrogen atom in a polar bond and an electonegative O N or F atom
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Hydrogen Bond
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Amount of energy required to convert a mole of a substance from the solid to the liquid state at the same temperature
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Enthalpy of Fusion
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Amount of energy required to convert a mole of a substance from the liquid to the vapor state at the same temperature
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Enthalpy of Vaporization
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Covalent bond formed by end to end orbital overlap
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Sigma Bond
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Blending of two or more atomic orbitals to new energetically equivalent orbitals with optimized geometry
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Hybrid orbitals
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Describes the 3D geometry of a molecule including the lone pair electrons
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Moecular Geometry
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Partial pressure exerted by a liquid's vapor in dynamic equilibrium with the liquid at constant temperature
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Vapor Pressure
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Amount of work required to extend the sureface area of a liquid
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Surface tension
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