
Chimie 4e Combustions fin
Quiz
•
Science
•
8th Grade
•
Practice Problem
•
Hard
Lorenzo Sonzini
Used 10+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Le combustible est
Le comburant
Le dioxygène
L'espèce chimique qui brûle
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lorsqu'il n'y a pas assez de dioxygène, on a une combustion
claquée au sol
achevée
complète
incomplète
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lorsque la combustion est incomplète, la flamme est
bleue
rouge
verte
orange
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lors d'une combustion incomplète, il peut se former un gaz toxique appelé
dioxyde de carbone
monoxyde de carbone
butane
monoxyde d'azote
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pour qu'il y ait une explosion, il faut
que les réactifs soient mélangés
que le combustible soit en grande quantité
que le dioxygène soit en grande quantité
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Le butane réagit comme le
fer
carbone
méthane
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Pour éteindre un feu,
on l'étouffe en le privant d'air
on souffle dessus
on le couvre avec une couverture par exemple
on enlève la matière qui brule si possible
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