
BALANCEO
Authored by CLAUDIA ROJAS
Chemistry
1st - 12th Grade
20 Questions
NGSS covered
Used 360+ times

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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La ecuación balanceada correcta para la siguiente ecuación es:
Li + N2 ==> Li3N
6Li + N2 ==> 2Li3N
12Li + 2N2 ==> 5Li3N
Li3 + N2 ==> Li3N2
3Li + N2 ==> Li3N
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
El coeficiente estequiometrico que balancea la siguiente ecuacion es
CH4 +___ Cl2 ==> CCl4 + 4HCl
2
4
8
6
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Los dos espacios vacíos que balancean la ecuación son rellenados con los coeficientes estequiometricos
C7H8O2 + ___O2 ==> 7CO2 + ___H2O
8 y 4
4 y 8
2 y 3
6 y 4
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Después de balancear la siguiente ecuación, ¿Cuál es el coeficiente del oxígeno?
CO2 + H2O -> C2H2 + O2
2
3
4
5
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cuál es el coeficiente de H2O en la ecuación balanceada?
C2H6 + O2 -> CO2 + H2O
2
3
4
6
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Para la ecuación: AB + CD —– > AD + CB, el tipo de reacción que ha ocurrido se denomina:
De doble sustitución
De síntesis o adición
De desplazamiento
De descomposición
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La finalidad de realizar el balanceo de ecuaciones químicas es:
Que la ecuación química cumpla con el principio de exclusión de Pauli.
Que la ecuación química cumpla con la ley de las proporciones múltiples.
Que la ecuación química cumpla con la ley de la conservación de la materia.
Que la ecuación química cumpla con la ley de la conservación de la energía.
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