
Ecritures en chimie - Atomes et molécules
Authored by physique ax
Physics
4th Grade
Used 33+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 atomes de carbone
2 atomes de dioxyde de carbone
2 molécules de dioxyde de carbone
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2N signifie :
une molécule de diazote
2 atomes d'azote
2 molécules d'azote
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Comment écrire 2 atomes d'Hydrogène ?
H2
2H
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
une molécule
un atome
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'écriture 3 C représentent :
des atomes
des molécules
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4 atomes d'hydrogène
4 atomes de carbone
10 atomes de carbone
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Le symbole de l'atome d'oxygène est :
O
H
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