Graphene is :
1. a three dimensional material
2. one of the strongest isotopes of Carbon
3. used in nanotechnology
Which among the above is / are correct?

Answer: [C] Only 3

It is one of the thinnest, strongest two dimensional material. Graphene is a two dimensional material consisting of a single layer of carbon atoms arranged in a honeycomb or chicken wire structure. It is the thinnest material known and yet it is also the one of the strongest. It’s an  allotrope of Carbon not isotope as mentioned in statement 2.

This question is a part of GKToday's Integrated IAS General Studies Module