
QUIMICA PRE CORTO
Quiz
•
Chemistry
•
1st - 3rd Grade
•
Medium
FABIANA CAMPOS
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En reacciones en que participan gases, la constante de equilibrio se puede expresar usando presiones parciales
VERDADERO
FALSO
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para la reacción siguiente:
Fe2O3(s) + H2 (g ) 2 FeO(s) + H2O(g) -Δ H 193
ES ENDOTERMICA E INVERSA
ES ENDOTERMICA Y DIRECTA
ES EXOTERMICA Y DIRECTA
ES EXOTERMICA E INVERSA
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Especies químicas que aparecen en el mecanismo de la reacción, pero no en la ecuación global balanceada
Mecanismos de reaccion
Inhibidores
Intermediarios
Catalizadores
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En las reacciones acopladas la etapa mas rapida es la que tiene mas energia de activacion
VERDADERO
FALSO
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se forman por ruptura homolitica de compuestos covalentes
Enzimas
Catalizadores
Intermediarios
Radicales libres
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La constante de equilibrio se representa
VD = VI
Ke = [Productos] / [Reactivos]
Ke = [Reactivos] / [Productos]
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indica que las concentraciones de las especies químicas se expresan en molaridad (M), o mol/L
Kc
Km
Qc
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