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

  • question_answer
    ?Lead pencil? contains [DPMT 2001; IIT 1990]

    A) \[PbS\]

    B) Graphite

    C) \[({{H}_{3}}B{{O}_{3}})\]

    D) \[Pb\]

    Correct Answer: B

    Solution :

    Not Available


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