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  • NTSE Science - Physics, Chemistry & Biology
  • Which of the following is a non crystalline form of carbon?
Multiple choice

Which of the following is a non crystalline form of carbon?

  1. Coal

  2. Diamond

  3. Graphite

  4. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Coal is amorphous (non-crystalline) carbon. Diamond and Graphite are crystalline allotropes with ordered atomic structures.

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