Home PYQs UPPSC UPPSC MCQs Prelims 2018 (GS Paper I)

Question

Graphene is:

  1. An alloy of carbon
  2. Nano structure of carbon
  3. Isotope of carbon
  4. None of the above

Answer:

Option B: Nano structure of carbon

Detailed Solution:

The correct answer is “Nano structure of carbon”.

Graphene is a nano structure of carbon.

It is a single layer of carbon atoms arranged in a hexagonal lattice. Graphene is known for its exceptional properties, including high electrical conductivity, thermal conductivity, and mechanical strength.