Reacciones químicas
Quiz
•
Science, Chemistry
•
9th Grade
•
Medium
Juan Cruz
Used 21+ times
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuántos elementos hay en total en la ecuación química?
1
2
3
4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuántos átomos hay en las moléculas de hidrógeno de abajo?
1
2
3
4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué lado de la ecuación química muestra las sustancias antes de que se produzca una reacción química?
Productos
Reactivos
Coeficiente
subíndice
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué nos dice el coeficiente?
Número de ecuaciones químicas
Número de átomos del elemento
El total de átomos en la ecuación
Número de moléculas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes no es una reacción química?
Formación de precipitados
Desgarro
Producción de gas
Cambio de temperatura
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las nuevas sustancias de una ecuación química se encuentran en ...
Parte superior
Parte inferior
Lado izquierdo
Lado derecho
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuántos átomos hay en total en la siguiente fórmula química?
4
19
16
21
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