Balanceo ecuaciones: Tanteo SPP 4º

Quiz
•
Chemistry
•
9th Grade
•
Hard
Standards-aligned
JULIO PEREZ
Used 27+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuándo se dice que una ecuación está balanceada?
Cuando no se cae del columpio
Cuando los átomos son los mismos en los dos lados de la ecuación
Cuando los átomos de cada elemento en ambos lados es igual
Ninguna de las anteriores
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Observa: Na2O + H2O --------> NaOH ¿Cuál es el producto?
H2O (agua)
Na2O + H2O (óxido de sodio y agua)
NaOH (hidróxido de sodio)
El agua y el óxido de sodio
3.
MULTIPLE CHOICE QUESTION
1 min • 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
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El coeficiente estequiometrico que balancea la siguiente ecuacion es
CH4 +___ Cl2 ==> CCl4 + 4HCl
2
4
8
6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El coeficiente estequiometrico que balancea la siguiente ecuacion es
TiCl4 + 2H2O ==> TiO2 + ____HCl
2
4
3
6
Tags
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Los dos espacios vacíos que balancean la ecuación son rellenados con los coeficientes estequiometricos
PbCO3 ==>___ PbO + ___CO2
1-1
1-2
2-1
2-3
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El coeficientes estequiometrico que balancea la ecuación
K2O + H2O ==> ___ KOH
1
2
3
4
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