Balanceo de reacciones químicas
Quiz
•
Chemistry
•
10th Grade
•
Medium
Luis Evelio Alfaro
Used 139+ times
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19 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Después de balancear la siguiente ecuación, ¿Cuál es el coeficiente del oxígeno?
CO2 + H2O -> C2H2 + O2
2
3
5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál es el coeficiente de H2O en la ecuación balanceada?
C2H6 + O2 -> CO2 + H2O
2
3
6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuántos coeficientes necesitan cambiarse para que la siguiente reacción este balanceada?
3
1
2
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Los coeficientes que balancean la siguiente ecuación química son:
P2O5 + __H2O ---> ___H3PO4
6 y 3
2 y 2
3 y 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En todas las reacciones químicas debe de existir un balance o equilibrio, ¿de acuerdo a que ley se afirma lo anterior?
Ley de la inercia
Ley de la acción y la reacción
Ley de la conservación de la materia
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"LA CANTIDAD DE MATERIA DEBE SER LA MISMA ANTES Y DESPUÉS DE LA REACCIÓN QUÍMICA" ¿Qué lo afirma?
Ley de la conservación de la materia
El profesor de química
Ley de la conservación de la energía
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Consiste en agregar coeficientes que sean números enteros por un lado de las sustancias que participan en la reacción química.
Balanceo "al tanteo"
Balanceo en la balanza granataria
Balanceo en el columpio del árbol
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