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NEET2005ChemistrySolid StateActual

If Z is the number of atoms in the unit cell that represents the closest packing sequence ... BC A B C , the number of tetrahedral voids in the unit cell is equal to

Options

  1. AZ
  2. B2 Z
  3. CZ / 2
  4. DZ / 4 .

Correct answer

B. 2 Z

Step-by-step solution

Number of tetrahedral voids in the unit cell =2 number of atoms =2 Z .

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