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Types of Unit Cell

The number of...

Question

The number of atoms per unit cell for a simple cubic lattice is :

A

4

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B

2

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C

1

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D

6

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Solution

The correct option is B $1$
In simple cubic lattice, atoms are present on the corners
Total number of corners $= 8$ ,
Contribution on each corner $= \frac{1}{8}$
So, total number of atoms per unit cell $= \frac{1}{8} \times 8 = 1$

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