Multiple choice

Which allotrope of carbon does not have a crystalline structure ?

  1. Diamond

  2. Graphite

  3. Amorphous carbon

  4. Graphene
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Amorphous carbon is the name used for carbon that does not have a crystalline structure. As with all glassy materials, some short-range order can be observed, but there is no long-range pattern of atomic positions.

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