Allotropic Forms of Carbon

What is the hardest known natural substance?

• diamond

• plastic

• wood

• steel

Which allotropic form of carbon is used in making jewelry?

• diamond

• charcoal

• coal

• graphite

What is the molecular structure of diamond?

• Cubic structure

• Amorphous structure

• Crystal lattice structure

• Hexagonal structure

Which allotropic form of carbon is used as a lubricant?

• Diamond

• Buckminsterfullerene

• Amorphous carbon

• Graphite

What is the molecular structure of graphite?

• Tetragonal

• Hexagonal

• Cubic

• Orthorhombic

Which allotropic form of carbon has a soccer ball-like structure?

• fullerene

• amorphous carbon

• diamond

• graphite

What are fullerenes primarily used for?

• Fullerenes are primarily used in the food industry.

• Fullerenes are primarily used in the fashion industry.

• Fullerenes are primarily used in the construction industry.

• Fullerenes are primarily used in various fields such as electronics, medicine, and materials science.

Which allotropic form of carbon conducts electricity?

• Diamond

• Buckminsterfullerene

• Amorphous carbon

• Graphite

What is the main difference between diamond and graphite?

• Transparency

• Hardness

• Atomic structure

• Color

Which allotropic form of carbon is the most stable?

• diamond

• fullerene

• amorphous carbon

• graphite