201702210851571.pdf - Premier exercice
BON TRAVAIL ! 2/2. Page 3. Classe de 3e. Examen 1, février 2013. Chimie. Corrigé. Barème. Premier exercice : Liaisons chimiques (6 points). 1. Le sulfure de ...
Exercice 2 (7 points) Classification des métaux - AzureWebSites.net Corrigé de l'Examen de chimie. Exercice I : Vanille et Vanilline (15 pts). La Attribuer à la molécule d'éthanol l'un des deux spectres de RMN proposés ci
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