Reacciones químicas y estequiometría
Quiz
•
Chemistry
•
3rd - 12th Grade
•
Medium
Standards-aligned
Tamy B
Used 11+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La igualación correcta entre:
Fe(NO3)3 + K(OH) → Fe(OH)3 + KNO3
1 + 2 → 1 + 2
1 + 3 → 1 + 3
1 + 4 → 1 + 4
1 + 6 → 1 + 6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Con 5 moles de glucosa (C6H12O6). ¿Cuántas moles de CO2 se forman?
C6H12O6 + 6O2 → 6CO2 + 6H2O
5 mol CO2
15 mol CO2
30 mol CO2
45 mol CO2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Con base en la siguiente ecuación:
S8 + 4Cl2 → 4S2Cl2
Determinemos: con 5 moles de Cl2, ¿cuántas moléculas de S2Cl2 se van a producir?
1.01 x 1023
3.01 x 1022
3,01 x1020
3.01 x 1024
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ley de la conservación de la masa, menciona que la masa no se crea ni se destruye, solo se transforma. Determine la respuesta incorrecta:
N2 + 3H2 → 2NH3
1 mol + 3 moles → 2 moles
1 molécula + 3 moléculas → 2 moléculas
14 g + 3 g → 17 g
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuántos moles de átomos de carbono hay en 36 g de Carbono? Masa atómica C= 12 g/mol
0,5
1,0
2,0
3,0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Determina los coeficientes estequiométricos para que la reacción química esté igualada.
a C3H8 + b O2 → c CO2 + d H2O
a=1 , b=5 , c=3 , d=4
a=1 , b=4 , c=3 , d=4
a=1 , b=5 , c=3 , d=3
a=2 , b=5 , c=3 , d=4
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Todas las ecuaciones químicas están balanceadas
FALSO
VERDADERO
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