Balanceo de ecuaciones químicas.

Quiz
•
Science
•
10th - 11th Grade
•
Medium
LUZ CORRALES
Used 5+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Se dice que una ecuación química está balanceada cuando...
La cantidad de materia es mayor en el lado de reactivos.
La cantidad de materia es mayor en el lado de productos.
La cantidad de materia es la misma en reactivos y productos.
Se crea nueva materia.
Answer explanation
Debe cumplir la ley de conservación de la materia. "La materia no se crea ni se destruye, solo se transforma"
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el método de tanteo se adicionan:
Formulas químicas.
Subíndices.
Símbolos.
Coeficientes.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un coeficiente es:
Un número entero.
Una fracción.
Un decimal.
Un exponente.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál de las siguientes ecuaciones químicas está balanceada?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál de las siguientes ecuaciones químicas corresponde a una reacción de desplazamiento ?
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