EQUILIBRIO QUIMICO
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Medium
Paul Rivera
Used 17+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Señale la opción que completa la siguiente definición:
Llamamos .............................. de una reacción reversible al estado final del sistema en el que la velocidad de reacción directa es igual a la velocidad de reacción inversa y las concentraciones de las sustancias que intervienen permanecen constantes.
Velocidad inversa
Estado de equilibrio
Velocidad directa
Ninguna
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
I2 (g) H2 (g) ⟶ 2 HI (g)
La presente reacción corresponde a:
Reacción directa
Reacción indirecta
A y B
Todas
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 HI (g) ⟶ I2 (g) + H2 (g)
La presente reacción corresponde a:
Reacción inversa
Reacción directa
A y B
Todas
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La presencia de un catalizador positivo logra que el equilibrio se alcance en menos tiempo.
Falso
Verdadero
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La constante de los gases se representa con la letra.
P
R
T
A
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si calentamos carbonato de calcio sólido en un recipiente abierto no se alcanza el equilibrio, ya que el dióxido de carbono, gas, escapa a la atmósfera
FALSO
VERDADERO
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un sistema químico está en equilibrio homogeneo cuando las sustancias presentes en él no están en la misma fase.
FALSO
VERDADERO
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