出典:Wiktionary
出典:『Wiktionary』 (2007/05/28 14:25 UTC 版)
boron trifluoride (uncountable)
出典:Wikipedia
出典:『Wikipedia』 (2011/05/27 21:30 UTC 版)
Boron trifluoride is the chemical compound with the formula BF3. This pungent colourless toxic gas forms white fumes in moist air. It is a useful Lewis acid and a versatile building block for other boron compounds.