单词 | tetrabasic |
释义 | tetrabasicadj. Chemistry. Of an acid: Containing four atoms of hydrogen replaceable by more electropositive elements or radicals. Of a salt: Derived from such an acid. ΘΚΠ the world > matter > chemistry > chemical substances > acids > [adjective] > relating to acids general > proton donating power tribasic1837 monobasic1842 tetrabasic1863 polyprotic1944 1863 H. Watts Dict. Chem. I. 459 The modes of distinguishing between monobasic, dibasic, tribasic, and tetrabasic acids have been minutely set forth. 1869 H. E. Roscoe Lessons Elem. Chem. (new ed.) xv. 154 This acid [sc. pyrophosphoric acid] is tetrabasic, the four atoms of hydrogen being replaceable, either all or in part, by metals. This entry has not yet been fully updated (first published 1911; most recently modified version published online September 2018). < adj.1863 |
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