Convertir belong to the 2
nd group. Convertir is a common french verb.
Convertir is conjugated the same way that verbs that end in :
-ir
Convertir is conjugated with
auxiliary avoir.
Convertir verb is
direct transitive.
French verb convertir can be conjugated in the reflexive form:
Se convertir
Convertir verb is a direct transitive verb, so passive voice can be used.