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How many 'nearest' and 'next nearest' ne...

How many 'nearest' and 'next nearest' neighbours respectively does sodium have in f.c.c. lattice

A

8,8

B

12,6

C

6,9

D

8,2

Text Solution

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Nearest neighbours are present at a distance a/2 while next nearest neighbours are present at a distance of `(a)/(sqrt(2))`
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