| 单词 | alkaline metal |
| 释义 | > as lemmasalkaline metal alkaline metal n. Chemistry = alkali metal n. at alkali n. and adj. Compounds 3; (occasionally) = alkaline earth metal n. ΚΠ 1788 J. St. John tr. L. B. Guyton de Morveau et al. Method Chym. Nomencl. 65 Alkaline metallic oxyds [Fr. Oxides métalliques alkalins].] 1809 Monthly Anthol. & Boston Rev. Apr. 282 The disengagement of hydrogen when these alkaline metals are immersed in water. 1874 R. Brown Man. Bot. ii. iv. 222 Potassium..and sodium..are the only two alkaline metals invariably found in all plants. 1913 Science 5 Sept. 327/2 Systematic examination of mineral waters for the presence and distribution of the rare alkaline metals. 1969 Isis 60 472 Next beneath are the alkaline metals Mg-Ca-Sr-Ba in correct order. 2003 T. R. Crompton Chromatogr. Natural, Treated & Waste Waters ii. 47 Ammonia is separated from amines and alkaline metals and reacted with o-phthalic acid dialdehyde on a separate column. < as lemmas |
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