Méthylammonium
- Méthylammonium
-
L'ion méthylammonium est un cation ammonium primaire : l'ion ammonium présente un groupe alkyle de substitution (groupe méthyle).
Ce cation est l'acide conjugué d'une amine primaire.
Couple Acide-Base
Le couple Acide-Base concerné est :
Demi-équation acide-base
(CH3)NH3+ 
(CH3)NH2 + H+
Les demi-équations Acide-Base sont :
- (CH3)NH3+ H+ + (CH3)NH2
- H2O + H+ H3O+
L'équation Acide-Base de solvatation est donc :
- (CH3)NH3+ + H2O H3O+ + (CH3)NH2
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