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JEE Main2019Chemistry
Q.

C60, an allotrope of carbon contains

  1. A

    16 hexagons and 16 pentagons

  2. B

    18 hexagons and 14 pentagons

  3. C

    20 hexagons and 12 pentagons

  4. D

    12 hexagons and 20 pentagons

Solution

Fullerene (C60) contains 20 six membered rings and 12 five membered rings.

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