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  3. 12th Class
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  5. The Solid State / ठोस प्रावस्था

12th Class Chemistry The Solid State / ठोस प्रावस्था Question Bank Case Based (MCQs) - The Solid State

  • question_answer
    Lattice defect per \[{{10}^{15}}\] NaCl is 1. What is the number of lattice defects in a mole of NaCl?

    A) \[6.02\times {{10}^{23}}\]

    B) \[6.02\times {{10}^{8}}\]

    C) \[{{10}^{14}}\]

    D) None of these

    Correct Answer: B

    Solution :

    Number of defects per mole of NaCl \[=\frac{1\times 6.02\times {{10}^{23}}}{{{10}^{15}}}=6.02\times {{10}^{8}}\]


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