
Química 3ro Ciencias
Authored by Jessica Ibarra
Chemistry
12th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál de las siguientes es una reacción de combustión?
A y B
A) C + O2 -> CO
B) Na + O2 -> Na2O
C) H2 + Cl2 -> HCl
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La estequiometría se utiliza para:
F) Evaluar la energía de activación
A) Calcular la cantidad de reactivos y productos en una reacción
E) Calcular la presión de una reacción
G) Analizar la estructura molecular de los reactivos
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En una reacción química, la masa total de los reactivos es igual a la masa total de los productos.
Falso
Verdadero
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cuál de los siguientes compuestos es un ácido?
NaCl
HCl
H2O
C6H12O6
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué tipo de reacción es la siguiente: CH4 + 2O2 -> CO2 + 2H2O?
Oxidación
Fermentación
C) Combustión
Neutralización
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cuál es la fórmula del ácido sulfúrico?
Na2SO4
HCl
H2O
A) H2SO4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los hidrocarburos son compuestos que solo contienen carbono e hidrógeno.
Falso
Verdadero
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