HomeGeneral KnowledgeAmong the various allotropes of carbon, 6936. Among the various allotropes of carbon,By Admin / September 20, 2025 A. coke is the hardest, graphite is the softest B. diamond is the hardest, coke is the softest C. diamond is the hardest, graphite is the softest D. diamond is the hardest, lamp black is the softest ✅ The correct answer is option C.
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