Question:
Total number of metal atoms per unit cell in a face-centred cubic lattice is
Total number of metal atoms per unit cell in a face-centred cubic lattice is
Updated On: Aug 1, 2022
- 14
- 8
- 6
- 4
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The Correct Option is D
Solution and Explanation
In a fee lattice, Contribution of $8$ atoms at comers
$ =8\times \frac{1}{8}=1 $
Contribution of 6 face centred atoms
$ =6\times \frac{1}{2}=3 $
$ \therefore $ Total number of atoms per unit cell
$ =1+3=4 $
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