
Examen Segundo Parcial Q1-2022
Quiz
•
Chemistry
•
Professional Development
•
Medium
Jorge Casillas
Used 6+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de reacción es la siguiente?
H2 + O2 → H2O
combinación
descomposición
sustitución simple
sustitución doble
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de reacción es la siguiente?
Fe + H3PO3 → Fe3PO3 + H2
sustitución doble
sustitución simple
descomposición
combinación
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de reacción es la siguiente?
Mg(OH)2 + HF → MgF2 + H2O
descomposición
combinación
sustitución simple
sustitución doble
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de reacción es la siguiente?
C3H8 + O2 → CO2 + H2O + Δ
combinación
descomposición
sustitución simple
sustitución doble
combustión
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de reacción es la siguiente?
C2H6O + O2 → CO2 + H2O + Δ
combinación
combuistión
sustitución doble
descomposición
sustitución simple
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuántas moléculas hay en 300 gramos de carbonato de potasio K2CO3 ?
2.50 x 1028 molecules
1.31 x 1024 moleculas
1.81 x 1026 moleculas
8.32 x 1025 molecules
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuántas moléculas hay en 300 gramos de nitrato de magnesio Mg(NO3)2 ?
2.68 x 1028 moleculas
8.93 x 1025 moleculas
1.81 x 1026 moleculas
1.22 x 1024 moleculas
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