trifluoride

American  

[trahy-floor-ahyd, -flawr-, -flohr-] / traɪˈflʊər aɪd, -ˈflɔr-, -ˈfloʊr- /

noun

Chemistry.

1. a fluoride containing three atoms of fluorine.

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Etymology

Origin of trifluoride

First recorded in 1840–50; tri- + fluoride

Example Sentences

One example is nitrogen trifluoride, a greenhouse gas that is 16,100 times more powerful than carbon dioxide at trapping atmospheric heat.

From The Verge • Dec. 5, 2019

For example, in the Lewis structures of beryllium dihydride, BeH2, and boron trifluoride, BF3, the beryllium and boron atoms each have only four and six electrons, respectively.

From Textbooks • Feb. 14, 2019

Elemental boron is chemically inert at room temperature, reacting with only fluorine and oxygen to form boron trifluoride, BF3, and boric oxide, B2O3, respectively.

From Textbooks • Feb. 14, 2019

Thanks to a note from reader Robert L., I can report that there is indeed such a reagent: chlorine trifluoride.

From The Guardian • Apr. 11, 2013

The trifluoride, in turn, combines with more fluorine to form the pentafluoride, the reaction being accompanied by the appearance of a flame of comparatively low temperature.

From Scientific American Supplement, No. 832, December 12, 1891 by Various