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In metallic solids, the number of atoms ...

In metallic solids, the number of atoms for the face-centred and the body-centered cubic unit cells, are, respectively-

A

2,4

B

2,2

C

4,2

D

4,4

Text Solution

Verified by Experts

The correct Answer is:
C
`fcc = 8 xx 1/8 + 6 xx 1/2 = 4`
`bcc = 8 xx 1/8 + 1 xx 1 = 2`
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