Which allotrope of carbon exists in the form of a geodesic globe?
- Carbon nanotube
- Graphite
- Diamond
- Fullerene
Show answer and solution
Correct answer: D. Fullerene
1. Fullerenes are cage-like molecules of carbon atoms.
2. The structure of buckminsterfullerene resembles a geodesic dome or globe.
3. So the correct answer is fullerene.
_Source: RRB Group D CEN-02/2018 PYQ, Q.79._