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Crystalline form of carbon having 60 carbon atoms joined together is called:

1. polymer
2. buckminster fullerene
3. coal
4. diamond

Correct answer: buckminster fullerene

Solution

Buckminster fullerene is the C60 allotrope of carbon, consisting of 60 carbon atoms bonded in a closed cage structure. Its distinctive spherical shape is why it is also called a “buckyball.”

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