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AIIMS 2005
Exam
AIIMS
Year
2005
Subject
Chemistry
Chapter
Solid State

AIIMS 2005 · Chemistry · Solid State

If Z is the number of atoms in the unit cell that represents the...

If ZZ is the number of atoms in the unit cell that represents the closest packing sequence ... BB CABC…C A B C \ldots, the number of tetrahedral voids in the unit cell is equal to

Options

  1. AZZ
  2. B2Z2 Z
  3. CZ/2Z / 2
  4. DZ/4Z / 4.

Correct answer

B. 2Z2 Z

Step-by-step solution

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