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The hardest form of carbon is

Answer» <html><body><p> diamond</p><br/><br/><p>The allotropes of <a href="https://interviewquestions.tuteehub.com/tag/carbon-16249" style="font-weight:bold;" target="_blank" title="Click to know more about CARBON">CARBON</a> include graphite, <a href="https://interviewquestions.tuteehub.com/tag/one-585732" style="font-weight:bold;" target="_blank" title="Click to know more about ONE">ONE</a> of the softest <a href="https://interviewquestions.tuteehub.com/tag/known-534098" style="font-weight:bold;" target="_blank" title="Click to know more about KNOWN">KNOWN</a> substances, and diamond, the hardest naturally <a href="https://interviewquestions.tuteehub.com/tag/occurring-1127842" style="font-weight:bold;" target="_blank" title="Click to know more about OCCURRING">OCCURRING</a> substance.</p></body></html>


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