4ème_Transformations_chimiques

Quiz
•
Chemistry
•
8th Grade
•
Medium
Julie Reynes
Used 106+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un atome est :
un grain de matière.
un ensemble de molécules liées entre elles.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Une molécule est :
le constituant de base de la matière.
un ensemble d'atomes liés entre eux.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dans la molécule suivante, combien y a-t-il d'atomes d'hydrogène ?
1
2
0
3
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dans la molécule suivante, combien y a-t-il d'atome d'azote ?
0
1
2
3
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Comment s'appelle cette molécule :
le dioxyde d'azote
le monoxyde de carbone
le dioxyde de carbone
le méthane
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la formule chimique de cette molécule ?
le diazote
CO2
N2
l'eau
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Comment s'appelle cette molécule ?
l'eau
CH4
le méthane
le dioxyde de carbone
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