ECUACIONES QUIMICAS (ANA GILLEN)

Quiz
•
Chemistry
•
9th Grade
•
Hard
Mario Martinez
Used 7+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
La ecuación balanceada correcta para la siguiente ecuación es:
Li + N2 ==> Li3N
6Li + N2 ==> 2Li3N
12Li + 2N2 ==> 5Li3N
Li3 + N2 ==> Li3N2
3Li + N2 ==> Li3N
2.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Después de balancear la siguiente ecuación, ¿Cuál es el coeficiente del oxígeno (O2)?
CO2 + H2O -> C2H2 + O2
2
3
4
5
3.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
¿Cuál es el coeficiente de H2O en la ecuación balanceada?
C2H6 + O2 -> CO2 + H2O
2
3
4
6
4.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
El coeficiente estequiometrico que balancea la siguiente ecuacion es
CH4 +___ Cl2 ==> CCl4 + 4HCl
2
4
8
6
5.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
El coeficiente estequiometrico que balancea la siguiente ecuacion es
TiCl4 + 2H2O ==> TiO2 + ____HCl
2
4
3
6
6.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
El coeficientes estequiometrico que balancea la ecuación
K2O + H2O ==> ___ KOH
1
2
3
4
7.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
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
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