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Chemistry, 12.05.2021 23:30 zeze29

5. Différentes formules d'un alcool Un composé (A) de formule CHOy, à chaine
carbonée saturée, présente les particularités suivantes:
son atomicité est égale à 12
le pourcentage massique d'oxygène vaut 2 fois celui
d'hydrogène
sa densité de vapeur est d 2,07
a) Trouver la formule brute de (A).
b) Déterminer ses formules semi-développées sachant
qu'il renferme le groupe hydroxyde - OH,
caractéristique de la fonction alcool.
o Déduire les formules topologiques de (5).
M(O) = 12 g. mol-:; M(O) = 16 g. mol​

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5. Différentes formules d'un alcool Un composé (A) de formule CHOy, à chaine
carbonée saturée,...
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