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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 true?

    A) Silicon carbide is a covalent crystal.

    B) Molecular crystals are soft in nature.

    C) In calcium fluoride structure, coordination number of \[C{{a}^{2+}}\] is 4.

    D) Increase in radius ratio results in increase in coordination number.

    Correct Answer: C

    Solution :

    Coordination number of \[C{{a}^{2+}}\] in \[Ca{{F}_{2}}\] is 8.


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