Trigonal

Some articles on trigonal:

Square Pyramidal Molecular Geometry - As A Transition State in Berry Pseudorotation
... As a trigonal bipyramidal molecule undergoes Berry pseudorotation, it proceeds via an intermediary stage with the square planar geometry ... is rarely seen as the ground state, it is accessed by a low energy distortion from a trigonal bipyramid ... Molecules with this geometry, as opposed to trigonal bipyramidal, exhibit heavier vibration ...
Trigonal Trapezohedron
... In geometry, the trigonal trapezohedron or deltohedron is the first in an infinite series of face-uniform polyhedra which are dual to the antiprisms ... Trigonal trapezohedra are a subset of the rhombohedra ...
Trigonal Pyramidal Molecular Geometry - Trigonal Pyramidal Geometry in Ammonia
... are repelled by the electron lone pair in a way that the geometry is distorted to a trigonal pyramid (regular 3-sided pyramid) with bond angles of ... In contrast, boron trifluoride is flat, adopting a trigonal planar geometry because the boron does not have a lone pair of electrons ... In ammonia the trigonal pyramid undergoes rapid nitrogen inversion ...
Coordination Geometry - Table of Coordination Geometries
... in crystals 2 linear Ag(CN)2− in KAg(CN)2 Ag in silver cyanide, Au in AuI 3 trigonal planar Cu(CN)32− in Na2Cu(CN)3.3H2O O in TiO2 rutile structure 4 tetrahedral CoCl42− Zn and S in zinc sulfide, Si ...
Polyhedral Symbols
2 coordinate Linear (chemistry) A-2 bent - 2 coordinate Bent (chemistry) TP-3 trigonal planar – 3 coordinate Trigonal planar TPY-3 trigonal pyramidal- 3 coordinate Trigonal pyramid (chemistry) TS-3 T-shaped ...