英语词汇“geometrical isomerism”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

geometrical isomerism n. [after German geometrische Isomerie (J. Wislicenus 1873, in Ann. der Chemie u. Pharmacie 157 345)] Chemistry isomerism involving geometrical isomers.

ΚΠ

1887 Amer. Chem. Jrnl. 9 268 The isomerism of fumaric and maleic acids descends, to be sure, from the region of geometrical isomerism to that of ordinary isomerism.

1964 N. G. Clark Mod. Org. Chem. iii. 40 About the double bond, the molecule is flat and therefore it possesses a plane of symmetry..and is identical with its mirror image. This style of stereoisomerism is an example of geometrical isomerism.

2003 Independent (Nexis) 27 Oct. 17 The well-known food pigment ‘bixin’ found in the seeds of Bixa orellana (‘annatto’), which was the first carotenoid to exhibit geometrical isomerism.

单词	geometrical isomerism
释义	> as lemmas geometrical isomerism geometrical isomerism n. [after German geometrische Isomerie (J. Wislicenus 1873, in Ann. der Chemie u. Pharmacie 157 345)] Chemistry isomerism involving geometrical isomers. ΚΠ 1887 Amer. Chem. Jrnl. 9 268 The isomerism of fumaric and maleic acids descends, to be sure, from the region of geometrical isomerism to that of ordinary isomerism. 1964 N. G. Clark Mod. Org. Chem. iii. 40 About the double bond, the molecule is flat and therefore it possesses a plane of symmetry..and is identical with its mirror image. This style of stereoisomerism is an example of geometrical isomerism. 2003 Independent (Nexis) 27 Oct. 17 The well-known food pigment ‘bixin’ found in the seeds of Bixa orellana (‘annatto’), which was the first carotenoid to exhibit geometrical isomerism. extracted from geometricaladj.n. < as lemmas
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> as lemmas