Cuantos átomos de oxígeno tiene el CO2

TEST QUIMICA

Quiz
•
Chemistry
•
9th Grade
•
Hard
DIEGO IVAN
Used 3+ times
FREE Resource
50 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 átomo
2 átomos
3 átomos
4 átomos
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuantos atomos tiene esta molécula Al2O3
2 de aluminio y 3 de oxigeno
3 de aluminio y 2 de oxígeno
2 de cada uno
uno de cada
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
si arde un papel es un cambio....
quimica
fisico
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
al comer proporcionamos al cuerpo
energia termica
energia quimica
energia calorifica
energia potencial
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
en estas reacciones químicas el CO es un
producto
reactivo
atomo
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
los compuestos que estan a la derecha de la flecha se llaman ...
productos
reactivos
energía
moles
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
las reacciones químicas que despender calor se denominan...
endotérmicas
todas son incorrectas
exotérmicas
ixotérmicas
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