Question:

The number of six membered carbon rings and five membered carbon rings present in Buckminsterfullerene are \(x\) and \(y\) respectively. The sum of \(x\) and \(y\) is:

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Buckminsterfullerene \((C_{60})\) contains: \[ 12 \text{ pentagons and } 20 \text{ hexagons} \] similar to a soccer ball structure.
Updated On: Jun 25, 2026
  • \(32\)
  • \(23\)
  • \(30\)
  • \(42\)
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The Correct Option is A

Solution and Explanation

Step 1: Recall the structure of Buckminsterfullerene.
Buckminsterfullerene is: \[ C_{60} \] It has a football-like structure made of pentagonal and hexagonal rings.

Step 2: Number of rings present.
Buckminsterfullerene contains: \[ 12 \] five-membered rings and \[ 20 \] six-membered rings.
Thus, \[ x=20 \] and \[ y=12 \]

Step 3: Find the sum.
\[ x+y=20+12 \] \[ =32 \]

Step 4: Final conclusion.
Hence, \[ \boxed{32} \]
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