What is the hardest known natural material on Earth?

Carbon Allotropy

Quiz
•
Chemistry
•
8th Grade
•
Medium
Swaroopa Subhash
Used 4+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diamond
Glass
Wood
Steel
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which carbon allotrope do the carbon atoms form a three-dimensional crystal lattice structure?
graphite
fullerene
amorphous carbon
diamond
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which carbon allotrope is used as a lubricant and in pencil leads?
Coal
Charcoal
Diamond
Graphite
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the color of graphite?
Blue
Green
Gray or black
Red
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which carbon allotrope has a higher density, diamond or graphite?
Graphene
Amorphous carbon
Diamond
Buckminsterfullerene
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which carbon allotrope conducts electricity due to the delocalized electrons in its structure?
fullerene
graphene
charcoal
diamond
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which carbon allotrope is used in cutting, grinding, and drilling tools?
Fullerene
Diamond
Graphite
Amorphous carbon
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