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Edge length of unit cell of chromium met...

Edge length of unit cell of chromium metal is 287 pm with bcc arrangement. The atomic radius is of the order:

A

287 pm

B

574 pm

C

124.27 pm

D

143.5 pm

Text Solution

Verified by Experts

The correct Answer is:
C
`r = (sqrt3)/(4)a`
` r = (sqrt3)/(4) xx 287`
` r = 124.27`pm
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