Multiple choice

Which of the following resembles the balls used in association football?

  1. Carbon nanotubes

  2. Fullerenes

  3. Diamond

  4. Rhenium diboride
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A fullerene is any molecule composed entirely of carbon, in the form of a hollow sphere, ellipsoid, or tube. Spherical fullerenes are also called buckyballs, and they resemble the balls used in association football. Cylindrical ones are called carbon nanotubes or buckytubes.

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