| 单词 | ununtrium |
| 释义 | > as lemmasununtrium Forming the names of chemical elements with an atomic number greater than 100, as unnilquadium (element 104, rutherfordium), unnilpentium (element 105, dubnium), unnilseptium (element 107, bohrium), ununnilium (element 110, darmstadtium), ununtrium (element 113, nihonium), ununoctium (element 118, oganesson), etc.These systematic names are temporary designations, used until elements are officially named by IUPAC. ΚΠ 1974 Comptes Rendus 27th IUPAC Conf. Part B. 149 (table) 106... Unnilhexium... Unh. 1974 Comptes Rendus 27th IUPAC Conf. Part B. 149 (table) 107... Unnilseptium... Uns. 1974 Physics Bull. Dec. 564/2 IUPAC has its own preferred names for any element that may be discovered, up to and including element 900. According to this systematic nomenclature the new element would be unnilhexium (un = 1, nil = 0, hex = 6). 1975 Jrnl. Chem. Educ. 52 583/2 (table) 110... Ununnilium... Uun. 1975 Jrnl. Chem. Educ. 52 583/2 (table) 113... Ununtrium... Uut. 1975 Jrnl. Chem. Educ. 52 583/2 (table) 118... Ununoctium... Uuo. 1979 Pure & Appl. Chem. 51 384 (table) 104... Unnilquadium... Unq. 1979 Pure & Appl. Chem. 51 384 (table) 105... Unnilpentium... Unp. 1987 A. Nickon & E. F. Silversmith Org. Chem.: Name Game xiv. 174 Scientists created unnilseptium (107) in 1981 and unnilennium (109) in 1982, so the ‘undiscovered’ list is shrinking. 1999 T. Pratchett et al. Sci. of Discworld viii. 71 Physicists always fight over who got what first and who therefore has the right to propose a name, so at any given time the heaviest elements are likely to have been assigned temporary (and ludicrous) names such as ‘ununnilium’ for element 110—dog-Latin for ‘1-1-0-ium’. 2005 Nature 31 Mar. 580/1 Ununpentium was produced by firing a beam of calcium-48 ions at a target made from americium-243. 2011 Sci. News 1 Jan. 21/2 Temporarily known as ununseptium, the new element fills an empty spot in the periodic table. < as lemmas |
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