Q. Consider the following statements regarding “Graphene”:
1.It is a single layer of carbon atoms, tightly bound in a hexagonal honeycomb lattice.
2.It is an allotrope of carbon.
Which of the statements given above is/are correct?
Answer: C
Notes:
Explanation: Graphene is a single layer of carbon atoms, tightly bound in a hexagonal honeycomb lattice. It is an allotrope of carbon.
Thinnest compound at one atom thick, lightest material known, strongest compound discovered, good conductor of heat and electricity etc.
Source: FORUMIAS

