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Prueba de Química
Nombre: Curso: Ptje: Nota:
Selección múltiple:
Según las reglas de nomenclatura química, el compuesto orgánico CH3 - CH2 - CH2 - NH2 se denomina:
Ácido propanóico
Propanona
Propanamida
Propilamina
Propanoato de propilio
El grupo funcional -CO- NH2 es característico de los (las) :
Alcoholes
Ésteres
Cetonas
Amidas
Aldehidos
El grupo funcional -C=O está presente en el (los) siguiente(s) compuesto(s) orgánico(s):
I. Éteres II. Cetonas III. Aminas IV. Alcoholes
a) Sólo I
b) Sólo II
c) I y III
d) II y III
e) II y IV
Si el grupo OH de un ácido carboxílico es remplazado por un radical -NH2 se forma una función orgánica denominada:
Cetona
Éter
Amida
Éster
Amina
¿Cuál de los siguientes compuestos es un ácido carboxílico?
CH3 - CH2 - NH2
CH3 - CH2 - CH2 - CH3
H - COOH
CH3 - OH
CHO - CH2 - CH3
Términos pareados
1. Éteres | ___ CH3-CH2-COOH |
2. Propilo | ___ -OH |
3. Grupo Hidroxilo | ___ Hidrocarburo |
4. CH3-CH2-CH3 | ___ R-CHO |
5. Aminas | ___ CH3-CO-NH2 |
6. Aldehídos | ___ -O- |
7. Metanol | ___ -CH2-CH2-CH3 |
8. -CO- | ___ -NH2 |
9. Ácido Carboxílico | ___ CH3-OH |
10. Amida | ___ Cetonas |
Completación
Los ……………........ tienen fórmula general R-CHO
Los ……………........ se pueden formar por el reemplazo de los átomos de hidrógeno del agua por radicales alquílicos.
El grupo -NH2 está presente en la(s) función(es) ……………........……………........
El grupo funcional ……………........ es característico de los ácidos carboxílicos.
El nombre del compuesto CHO-CH2-CHO es ……………........
Completar tabla
Tipo de función | Fórmula | Grupo Funcional | Fórmula General | Nombre |
| CH3-CO-NH2 | | | |
| CH3-COO-CH2-CH2-CH3 | | | |
| | | | Dietiléter |
| CH3-CH2-CO-CH3 | | | |
| | | | Metilamina |
Descargar
Enviado por: | Xconiih |
Idioma: | castellano |
País: | Chile |