van der Waals bond

van der Waals bond
a weak electrostatic attraction arising from a nonspecific attractive force originating when two molecules are close to one another and the distribution of electrons is uneven, the locations lacking electrons attracting the locations with surplus electrons.

Medical dictionary. 2011.

Игры ⚽ Нужно решить контрольную?

Look at other dictionaries:

  • Van der Waals force — In physical chemistry, the van der Waals force (or van der Waals interaction), named after Dutch scientist Johannes Diderik van der Waals, is the sum of the attractive or repulsive forces between molecules (or between parts of the same molecule)… …   Wikipedia

  • Van der Waals radius — The van der Waals radius, r sub|w, of an atom is the radius of an imaginary hard sphere which can be used to model the atom for many purposes. It is named after Johannes Diderik van der Waals, winner of the 1910 Nobel Prize in Physics, as he was… …   Wikipedia

  • Rayon de van der Waals — Rayons de van der Waals de certains éléments Élément Rayon (Å) Hydrogène 1,20 Carbone 1,70 Azote 1,55 Oxygène 1,52 Fluor 1,47 Phosphore …   Wikipédia en Français

  • Hydrogen bond — A hydrogen bond results from a dipole dipole force between an electronegative atom and a hydrogen atom bonded to nitrogen, oxygen or fluorine (thus the name hydrogen bond , which must not be confused with a covalent bond to hydrogen). The energy… …   Wikipedia

  • Universiteit van Amsterdam — Vorlage:Infobox Hochschule/Träger fehltVorlage:Infobox Hochschule/Professoren fehlt Universität von Amsterdam Gründung 1815 …   Deutsch Wikipedia

  • Chemical bond — A chemical bond is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms. The bond is caused by the electromagnetic force attraction between opposite charges, either between electrons and… …   Wikipedia

  • Covalent bond — Covalent redirects here. For other uses, see Covalent (disambiguation). A covalent bond forming H2 (right) where two h …   Wikipedia

  • Metallic bond — Metallic bonding is the electrostatic attractive forces between the delocalized electrons, called conduction electrons, gathered in an electron sea , and the positively charged metal ions. Understood as the sharing of free electrons among a… …   Wikipedia

  • Delta bond — Formation of a delta bond by the overlap of two d orbitals …   Wikipedia

  • Dihydrogen bond — In chemistry, a dihydrogen bond is a kind of hydrogen bond, an interaction between a metal hydride bond and an OH or NH group or another proton donor. The first example of this phenomenon is credited to Brown and Heseltine.[1] They observed… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”