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单词 fluoboric
释义

fluoboric

/ˌfluːəʊˈbɔːrɪk/ /ˌfluːəʊˈbɒrɪk/
adjective
Of fluorine and boron; chiefly in fluoboric acid noun (originally) boron trifluoride, BF3, a corrosive gas with Lewis acid properties, made by the action of hydrofluoric acid on boron oxides; (now) the acid HBF4, obtained by dissolving boron trifluoride in water.

Origin

Early 19th century; earliest use found in Edinburgh Monthly Magazine. From fluo- + boric (although this is apparently first attested slightly later), after French fluoborique.

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更新时间:2024/12/31 23:21:32