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JEE Main & Advanced Chemistry The p-Block Elements-I / p-ब्लॉक के कुछ तत्व-I Question Bank Boron Family

  • question_answer
    The hardest substance amongst the following is  [Kerala PMT 2004]

    A) \[B{{e}_{2}}C\]

    B) Graphite

    C) Titanium

    D) SiC

    E) \[{{B}_{4}}C\]

    Correct Answer: E

    Solution :

    \[{{B}_{4}}C\] is the hardest substance along with diamond.


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