
Quiz sur le Carbone et le Silicium
Quiz
•
Science
•
2nd Grade
•
Practice Problem
•
Medium
Sylvian EDU-CRETTONS
Used 1+ times
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27 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la valence du carbone et du silicium ?
2
4
6
8
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sous quelle forme allotropique le carbone est-il un bon conducteur électrique ?
Diamant
Graphite
Fullerène
Carbone amorphe
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle propriété du diamant explique sa grande dureté ?
Sa couleur
Sa liaison ionique
Son réseau tridimensionnel et ses liaisons covalentes fortes
Sa capacité à conduire l'électricité
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel gaz est un poison violent qui se combine 200 fois mieux à l'hémoglobine que l'oxygène ?
Dioxyde de carbone (CO2)
Monoxyde de carbone (CO)
Méthane (CH4)
Oxyde d'azote (NOx)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel est le principal problème environnemental lié au dioxyde de carbone (CO2) ?
Sa toxicité directe
L'effet de serre
La destruction de la couche d'ozone
La formation de pluies acides
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel pourcentage approximatif de carbone contient l'anthracite ?
50%
60%
80%
90-95%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la composition principale du fullerène C60 ?
Atomes de carbone formant des chaînes
Atomes de carbone formant des feuilles
Atomes de carbone formant une cage sphérique
Atomes de carbone formant un tube
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