| 单词 | atomic volume |
| 释义 | > as lemmasatomic volume atomic volume n. Physics the ratio of the atomic weight of an element or compound to its relative density (formerly regarded as proportional to the actual volume occupied by an atom). ΘΚΠ the world > matter > chemistry > atomic chemistry > [noun] > atoms > atomic volume atomic volume1839 the world > matter > physics > atomic physics > [noun] > atomic mass > in proportion to weight atomic volume1839 1839 J. Pereira Elements Materia Medica I. 102 [Oxygen.] Its atomic weight is 8: its atomic volume 0.5. 1861 J. A. Porter Princ. Chem. App. 443 In comparing atomic volumes it is assumed that the space which a body occupies is completely filled by the atoms, without intervening spaces. 1938 R. W. Lawson tr. G. von Hevesy & F. A. Paneth Man. Radioactivity (ed. 2) xv. 150 The atomic volumes of the two elements are equal. 1995 P. W. Atkins Periodic Kingdom 84 (caption) A modern (and more complete) version of Julius Lothar Meyer's plot of atomic volume of the elements. He plotted the values against atomic weight; here we have plotted them against atomic number. < as lemmas |
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