RAJASTHAN PMT Rajasthan - PMT Solved Paper-2009

  • question_answer
    Which one of the following is a good conductor of electricity?

    A) Diamond             

    B) Graphite

    C) Silicon

    D) Amorphous carbon

    Correct Answer: B

    Solution :

    Non-metals are bad conductor of electricity but graphite is good conductor of electricity because in graphite hybridization of carbon is\[s{{p}^{2}}\]. Hence, one electron of each carbon atom is free which is responsible to conduct electricity.


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