trigonal

Example Sentences

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In typical alkenes, the carbons adopt a trigonal planar geometry, creating a flat structure around the double bond.

From Science Daily • Jan. 23, 2026

They believed the reason trigonal chloride electrolytes can achieve low ionic conductivity is based on the variation of metal ion arrangements within the structure.

From Science Daily • Nov. 2, 2023

The arrangement of three regions of high electron density gives a trigonal planar electron-pair geometry.

From Textbooks • Feb. 14, 2019

In a trigonal bipyramidal electron-pair geometry, lone pairs always occupy equatorial positions because these more spacious positions can more easily accommodate the larger lone pairs.

From Textbooks • Feb. 14, 2019

Bill short, very straight, base trigonal, beyond attenuated to a very fine point; upper mandible above rounded, both entire.

From Zoological Illustrations, Volume I or Original Figures and Descriptions of New, Rare, or Interesting Animals by Swainson, William