Valence shell electron pair repulsion (VSEPR) theory (/ˈvɛspər, vəˈsɛpər/ VESP-ər,: 410  və-SEP-ər) is a model used in chemistry to predict the geometry...

hybridization for their carbon centers. According to the VSEPR model (Valence Shell Electron Pair Repulsion model), linear geometry occurs at central atoms with...

heteropolyhalogen ions and lower isopolyhalogen ions were in agreement with the VSEPR model. However, there were exceptional cases. For example, when the central...

energy levels of s and p orbitals. Bent's rule represents a modification of VSEPR theory for molecules of lower than ideal symmetry. For bonds with the larger...

central atom, with no extra unshared electron pairs. In accordance with the VSEPR (valence-shell electron pair repulsion theory), the bond angles between...

indicates the distortion from the ideal geometry of a complex based on VSEPR models. Octahedral and square planar complexes prefer angles near 90° while...

compound. The compound is a colorless gas, with bent molecular shape. The VSEPR model explains this geometry via a lone-pair of electrons on the nitrogen atom...

53, and 58–60. Gillespie, Ronald J.; Hargittai, István (2013), The VSEPR Model of Molecular Geometry, Dover Publications, ISBN 978-0-486-48615-4. Kepert...

on expanding the idea of the Valence Shell Electron Pair Repulsion (VSEPR) model of Molecular Geometry, which he developed with Ronald Nyholm (and thus...

Zbl 0132.14603. Gillespie, Ronald J.; Hargittai, István (2013), The VSEPR Model of Molecular Geometry, Dover Publications, p. 152, ISBN 978-0-486-48615-4...

ISBN 978-0-131-40221-8 Gillespie, R.J. (2004), "Teaching molecular geometry with the VSEPR model", Journal of Chemical Education, 81 (3): 298–304, Bibcode:2004JChEd....

the strength, directionality, and polarity of bonds. The octet rule and VSEPR theory are examples. More sophisticated theories are valence bond theory...

descriptions include common shapes of molecules, which can be explained by the VSEPR model. In each row, the descriptions and examples have no higher symmetries...

properties, and reactivity of physical matter. This can refer to: VSEPR theory, a model of molecular geometry. Valence bond theory, which describes molecular...

J. Gillespie and others from 1997 onwards and is said to sit alongside VSEPR which was originally developed by R. J. Gillespie and R Nyholm. The inter-ligand...

Commons has media related to Ball-and-stick models. VSEPR theory Turner M (1971). "Ball and stick models for organic chemistry". Journal of Chemical Education...

this distortion is in pyramidal alkenes. AXE method Molecular geometry VSEPR theory March, Jerry (1985). Advanced organic chemistry : reactions, mechanisms...

result of later developments resulting partially from the introduction of VSEPR, an alternative view arose which considers the two lone pairs to be equivalent...

two isomers of butene have distinct properties. As predicted by the VSEPR model of electron pair repulsion, the molecular geometry of alkenes includes...

molecules returned familiar arrangements that were well explained by the VSEPR model for atomic bonding. Accordingly, AB5 and AB6 type molecules would possess...

and H2O are called bent. Theodore L. Brown; et al. (2015). "9.2 The Vsepr Model". Chemistry : the central science (13 ed.). Pearson. p. 351. ISBN 978-0-321-91041-7...

compounds that have a stereochemically-active lone pair, as described by VSEPR theory. Certain compounds crystallize in both the trigonal bipyramidal and...

molecule is linear with a bond length consistent with strong ionic bonding. VSEPR theory would predict a bent shape similar to H 2O. Lithium oxide is used...

pair is a concept used in valence shell electron pair repulsion theory (VSEPR theory) which explains the shapes of molecules. They are also referred to...

above and below the plane (axial or apical positions). According to the VSEPR theory of molecular geometry, an axial position is more crowded because...

explained by one unified bonding model. Instead, several traditional and advanced bonding models such as simple Lewis and VSEPR structure, valence bond theory...

(SCl2), and methylene (CH2). This geometry is almost always consistent with VSEPR theory, which usually explains non-collinearity of atoms with a presence...

is square planar, consistent with VSEPR theory for four ligands and two lone pairs (or AX4E2 in the notation of VSEPR theory). In addition, the existence...

difluoride is a chemical compound with the formula OF2. As predicted by VSEPR theory, the molecule adopts a bent molecular geometry. It is a strong oxidizer...

geometry are sometimes described as sp3 hybridized. The AXE method for VSEPR theory states that the classification is AX3E1. The nitrogen in ammonia...