| 单词 | fluoric acid |
| 释义 | > as lemmasfluoric acid fluoric acid n. now historical hydrofluoric acid, esp. as an aqueous solution. ΚΠ 1783Fluoric acid [see main sense]. 1846 Philos. Mag. 26 371 The tube..was then etched by exposure to the vapour of fluoric acid. 1879 F. Rutley Study of Rocks x. 150 Quartz is infusible before the blowpipe, insoluble in all acids except fluoric acid. 1940 G. H. J. Adlam & L. S. Price Higher School Certificate Inorg. Chem. (ed. 2) xlviii. 500 Scheele..called this preparation fluoric acid, but after Priestley had shown how soluble gases could be collected over mercury, fluoric acid was proved to be the solution of a gas in water. 2000 R. Rees King Copper iv. 68 The charge to all three contestants was to eliminate..nuisances associated with five constituents of the smoke: arsenious vapours, fluoric, sulphuric, and sulphurous acids, and mechanical impurities. < as lemmas |
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