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  5. The Solid State / ठोस प्रावस्था

12th Class Chemistry The Solid State / ठोस प्रावस्था Question Bank MCQs - The Solid State

  • question_answer
    Which of the following statements is not correct regarding covalent crystals diamond and graphite?

    A) In diamond, each carbon atom is covalently bonded to four other carbon atoms.

    B) In graphite, each carbon atom is covalently bonded to three other carbon atoms in the same plane.

    C) The \[C-C\] bond length in graphite is intermediate between single and double bond.

    D) Diamond is a layered structure, the two layers joined by van der Waals' forces.

    Correct Answer: D

    Solution :

    Diamond is a rigid three dimensional network solid resulting in extremely hard structure.


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