Question

Which of the following are the allotropes of carbon?

• A. All four are allotropes of carbon
• B. Only 2 and 4 are allotropes of carbon
• C. Only 1 and 2 are allotropes of carbon
• D. Only 1 and 3 are allotropes of carbon

Answer 1

Answer: (B), (D)

The correct options are
B

Only 2 and 4 are allotropes of carbon

D

Only 1 and 3 are allotropes of carbon

Allotropy is the property of some chemical elements to exist in two or more forms.

Carbon monoxide and carbon dioxide are compounds formed by the different combinations of carbon and oxygen.

Allotropes of carbon contain only carbon atoms in them which are bonded in different manner. Examples: diamond, fullerene and graphite.