
PQOB
Authored by NORMAN TORRES
Chemistry
Professional Development
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25 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Los alquinos son hidrocarburos que contienen enlaces triples
carbono-carbono. ¿Cuál de las siguientes es su formula general?
CnH2n+2
CnH2n
CnH2n-2
Ninguna de las anteriores
2.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
¿Cuál de los dos compuesto es un acetileno terminal?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Los alquinos pueden ser solubles en:
Agua
Ácido Sulfúrico
Acetona
Ninguno de los anteriores
4.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Al comparar al etano, al eteno y al etino ¿Cuándo reaccionan con el oxígeno la mayor entalpía por producto sería la producida por el compuesto?
Etano
Etino
Eteno
Es igual para todos
5.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Basados en la imagen, organice los siguientes compuesto con su base conjugada, de mayor acidez al de menor acidez:
A,B,C
B,C,A
B,A,C
C,AB
6.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Calcule la energía de disociación de un enlace pi. Tenga en cuenta que la energía de disociación de un enlace doble es de 611kJ/mol y de un enlace sencillo es de 347kJ/mol.
958 kJ/mol
264kJ/mol
1,760 kJ/mol
con los parámetros entregados no se puede calcular
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Seleccione el compuesto saturado:
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