| 单词 | functional group |
| 释义 | > as lemmasfunctional group functional group n. Chemistry an atom or group of atoms which has a characteristic effect on the chemical behaviour of the molecule to which it belongs. ΘΚΠ the world > matter > chemistry > atomic chemistry > [noun] > atoms > specific types of atoms functional group1892 species1895 hetero-atom1900 radio-atom1905 isobar1918 donor1927 impurity atom1939 nuclide1947 strong collider1968 1892 Chem. News 5 Feb. 73/2 Puleone contains the functional group of the ketones. 1957 G. I. Brown Introd. Org. Chem. i. 17 In a compound containing two or more functional groups, e.g. glycine.., which contains an –NH2 and a –COOH group, one of the groups may affect the properties of the other. 2011 Antiviral Res. 92 37/2 The ethoxy group has been removed or substituted by other functional groups. < as lemmas |
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