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b. Prelims Paper (GS) Paper – 1

[Sci-Tech] Allotropes of Carbon

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  • January 4, 2015 at 1:01 pm #4170
    Sneha Sharma
    Participant

      Among the various allotropes of carbon,

      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

      Solve & post answer with explanation below (Mobile Users – Click Visit Website)

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