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A metal crysallizes in a face - centre...

A metal crysallizes in a face - centred cubic structure .If the edge length of its unit cell is 'a' , the closest approach between two atoms in metallic crystal will be ____.

A

2a cm

B

`2sqrt(2)a`

C

`sqrt(2)a`

D

`(a)/(sqrt(2))`

Text Solution

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The correct Answer is:
D
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