View example sentences, synonyms and word forms for Trigonal.
Trigonal meaning
Having three angles and three sides, triangular. | Of or pertaining to a crystal system with three equal and equally inclined but not perpendicular axes. | Relating to the trigone
Synonyms of Trigonal
Example sentences (11)
A rhombohedron is a parallelepiped with all rhombic faces; a trigonal trapezohedron is a rhombohedron with congruent rhombic faces.
Brown-colored protactinium(III) iodide has been reported where protactinium ions are 8-coordinated in a bicapped trigonal prismatic arrangement.
In monoclinic, rhombohedral, tetragonal, and trigonal/hexagonal systems there is one unique axis (sometimes called the principal axis) which has higher rotational symmetry than the other two axes.
It consists of a trigonal prism with a technetium atom in the center and six hydrogen atoms at the corners.
Ketones are trigonal planar around the ketonic carbon, with C−C−O and C−C−C bond angles of approximately 120°.
PF 5 is a colourless gas and the molecules have trigonal bypramidal geometry.
Physical properties Crystal structure Tri-color elbaite crystals on quartz, Himalaya Mine, San Diego Co., California, US Tourmaline is a six-member ring cyclosilicate having a trigonal crystal system.
The EsF 3 crystal structure is hexagonal, as in californium(III) fluoride (CfF 3 ) where the Es 3+ ions are 8-fold coordinated by fluorine ions in a bicapped trigonal prism arrangement.
The oxygen anions have a co-ordination number of 3 resulting in a trigonal planar co-ordination.
These minerals resemble silicates in some respect, although boron is often found not only in a tetrahedral coordination with oxygen, but also in a trigonal planar configuration.
The trigonal form is obtained by slow cooling from the melt.