valence-bond angle

См. также в других словарях:

• 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

• Metal ligand multiple bond — In Chemistry, ametal ligand multiple bond describes the interaction of certain ligands with a metal with a bond order greater than one. [ Metal Ligand Multiple Bonds: The Chemistry of Transition Metal Complexes Containing Oxo, Nitrido, Imido,… …   Wikipedia

• Metal–ligand multiple bond — In Chemistry, a metal–ligand multiple bond describes the interaction of certain ligands with a metal with a bond order greater than one.[1] Coordination complexes featuring multiply bonded ligands are of both scholarly and practical interest.… …   Wikipedia

• VSEPR theory — Valence shell electron pair repulsion (VSEPR) theory is a model in chemistry used to predict the shape of individual molecules based upon the extent of electron pair electrostatic repulsion.[1] It is also named Gillespie–Nyholm theory after its… …   Wikipedia

• chemical bonding — ▪ chemistry Introduction       any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another …   Universalium

• Orbital hybridisation — Four sp3 orbitals. Three sp2 orbitals. In …   Wikipedia

• Molecular geometry — Geometry of the water molecule Molecular geometry or molecular structure is the three dimensional arrangement of the atoms that constitute a molecule. It determines several properties of a substance including its reactivity, polarity, phase of… …   Wikipedia

• VALBOND — In molecular mechanics, VALBOND is a method for computing the angle bending energy that is based on valence bond theory. [Root, D. M.; Landis, C. R.; Cleveland, T. Valence Bond Concepts Applied to the Molecular Mechanics Description of Molecular… …   Wikipedia

• Walsh diagram — of an HAH molecule. Walsh diagrams, often called angular coordinate diagrams or correlation diagrams, are representations of calculated orbital energies of a molecule versus a distortion coordinate, used for making quick predictions about the… …   Wikipedia

• Force field (chemistry) — In the context of molecular mechanics, a force field (also called a forcefield) refers to the functional form and parameter sets used to describe the potential energy of a system of particles (typically but not necessarily atoms). Force field… …   Wikipedia

• Alkane stereochemistry — concerns the stereochemistry of linear alkanes and the linear alkane conformers. The existence of more than one conformation is due to hindered rotation around sp3 hybridised carbon carbon bonds. The smallest molecule with such a chemical bond,… …   Wikipedia