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[Résolu] 2020-21, AA & liaisons, QCM 44

Abonné(s): mammoniac

[Résolu] 2020-21, AA & liaisons, QCM 44

Messagepar mammoniac » 11 Mar 2023, 09:27

Coucouu :clap:

voici le qcm :
QCM 44 : Quelles sont les caractéristiques d’une liaison ionique qui se forme entre un ligand et sa cible ? Indiquez la ou les proposition(s) exacte(s) :
A) Elle se forme entre les groupements ionisables du ligand et de la cible
B) Elle se forme entre deux chaines aliphatiques alkyles
C) Elles mettent en jeu des liaisons polarisées
D) Elle se forme entre cycles aromatiques de densité électronique différentes
E) Les propositions A, B, C et D sont fausses

correction : A


je ne comprends pas pourquoi la C est fausse @@

mercii pour ton aide !!
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Re: 2020-21, AA & liaisons, QCM 44

Messagepar Patafelix » 11 Mar 2023, 15:51

Tu as trouvé où ce QCM aussi ?

Car selon moi c'est bien juste
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Re: 2020-21, AA & liaisons, QCM 44

Messagepar mammoniac » 11 Mar 2023, 16:07

dans le compilé chimie thérapeutique 2021 - 2022, disponible sur le CT 2021 (il n'y a pas d'annatut)
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Re: 2020-21, AA & liaisons, QCM 44

Messagepar Patafelix » 11 Mar 2023, 16:11

Mercii
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