Which allotrope of carbon exists in the form of a geodesic globe?
ACarbon nanotube
BGraphite
CDiamond
DFullerene
Answer & 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._
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