Multiple choice general knowledge

Carbon occurs in nature in the purest form as

  1. Diamond

  2. Graphite

  3. carbon black

  4. charcoal
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A Correct answer
Explanation

Diamond is the purest crystalline form of carbon in nature, with nearly 100% carbon content and minimal impurities. While graphite is also a pure carbon allotrope, diamond's tightly bonded tetrahedral structure makes it the purest naturally occurring form. Carbon black, charcoal are amorphous with significant impurities.

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