Which of the following statements is not correct ?A. The number of carbon atoms in the unit cell of diamond is 4B. The number of Bravais lattics in which a crystal can be catagorized is 14C. The fraction of the total volume occupied by the atoms in a primitive cell is `0.48`D. Molecular solids are generally volatile

Which of the following statements is not correct ?A. The number of car

1.	Which of the following statements is not correct ?A. The number of carbon atoms in the unit cell of diamond is 4B. The number of Bravais lattics in which a crystal can be catagorized is 14C. The fraction of the total volume occupied by the atoms in a primitive cell is `0.48`D. Molecular solids are generally volatile
Answer» Correct Answer - C In a primitive cell or simple cubic unit cell, the fraction of occupied space or packing efficiency is `0.52` and not `0.48`

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