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BIRADICAL [1 record]
Record 1 - internal organization data 2001-09-19
Record 1, English
Record 1, Subject field(s)
- Chemistry
- Chemical Elements and Compounds
Record 1, Main entry term, English
- biradical
1, record 1, English, biradical
correct, noun
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
An even-electron molecular entity with two (possibly delocalized) radical centres which act nearly independently of each other ... 2, record 1, English, - biradical
Record number: 1, Textual support number: 1 OBS
Species in which the two radical centres interact significantly are often referred to as "biradicaloids." If the two radical centres are located on the same atom, the species are more properly referred to by their generic names: carbenes, nitrenes, etc. 2, record 1, English, - biradical
Record number: 1, Textual support number: 2 OBS
The lowest-energy triplet state of a biradical lies below or at most only a little above its lowest singlet state ... 2, record 1, English, - biradical
Record number: 1, Textual support number: 3 OBS
Compare with "diradical." 3, record 1, English, - biradical
Record 1, French
Record 1, Domaine(s)
- Chimie
- Éléments et composés chimiques
Record 1, Main entry term, French
- biradical
1, record 1, French, biradical
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- biradical vrai 2, record 1, French, biradical%20vrai
avoid, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Entité moléculaire à nombre pair d'électrons portant deux centres radicalaires (éventuellement délocalisés) qui agissent pratiquement indépendamment l'un de l'autre. 3, record 1, French, - biradical
Record number: 1, Textual support number: 1 OBS
Pour les espèces dans lesquelles les deux centres radicalaires interagissent fortement, on s'y réfère souvent comme des «biradicaloïdes». Si les deux centres radicalaires sont situés sur le même atome, on se réfère alors aux espèces par leurs noms génériques : carbènes, nitrènes, etc. 3, record 1, French, - biradical
Record number: 1, Textual support number: 2 OBS
L'état triplet de plus basse énergie d'un biradical se trouve en dessous ou, au maximum, juste au-dessus de son état singulet le plus bas [...] 3, record 1, French, - biradical
Record number: 1, Textual support number: 3 OBS
biradical : Bien que ce terme ait été recommandé dans le passé pour les «diradicaux», les spécialistes travaillant dans ce domaine préfèrent biradical. 3, record 1, French, - biradical
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Química
- Elementos y compuestos químicos
Record 1, Main entry term, Spanish
- birradical
1, record 1, Spanish, birradical
masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
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