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Railways R.R.C. (Jaipur) Solved Paper Held on 1st Shift 9-11-2014

  • question_answer
    Which of the following is the purest form of 'Carbon?

    A) Charcol            

    B) Granite

    C) Diamond          

    D) Graphite

    Correct Answer: C

    Solution :

    Diamond is the purest from of Carbon.


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