Van der Waals forces/Definition: Difference between revisions

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imported>Kim van der Linde
(correct def)
imported>John Dvorak
 
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A weak attractive force between atoms or nonpolar molecules caused by a temporary change in dipole moment arising from a brief shift of orbital electrons to one side of one atom or molecule, creating a similar shift in adjacent atoms or molecules.
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Weak forces between (closed-shell) atoms and molecules. Attractive for long distances, repulsive for short distances. Sometimes used as synonym for the attractive London (dispersion) force (the only attractive force between  noble gases).

Latest revision as of 16:29, 23 May 2008

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A definition or brief description of Van der Waals forces.

Weak forces between (closed-shell) atoms and molecules. Attractive for long distances, repulsive for short distances. Sometimes used as synonym for the attractive London (dispersion) force (the only attractive force between noble gases).

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