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Copper crystallises in fcc with a cell l...

Copper crystallises in fcc with a cell length of 361 pm .What is the radius of copper atoms?

A

`108 p m`

B

`127 p m`

C

`157 p m`

D

`181 p m`

Text Solution

Verified by Experts

The correct Answer is:
B
For `f.c.c.` structure,
Radius of atom `=(a)/(2sqrt(2))=(361)/(2sqrt(2))=127.56p m`
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