Conocimientos previos quimica
Authored by ANTONIO Mª PÉREZ
Chemistry
10th Grade
Used 1+ times
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41 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
No es un tipo de reacción
ruptura genérica
descomposición
sustitución
doble sustitución
síntesis
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Una reacción de combustión se da entre un compuesto orgánico y el oxigeno
FALSO
VERDADERO
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
En una ecuación química balanceada los átomos que aparecen en reactivos y productos son los mismos, en igual cantidad y con la misma organización
FALSO
VERDADERO
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Lavoissier fue un químico francés autor de la ley de la conservación de la energía en las reacciones químicas
FALSO
VERDADERO
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Estas ecuaciones químicas corresponden a reacciones de doble desplazamiento
FALSO
VERDADERO
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
En la representación molecular se cumple la ley de la conservación de la masa
FALSO
VERDADERO
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La ecuación coincide con la representación molecular de la reacción
FALSO
VERDADERO
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