Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Copper crystallises in ccp arrangement and accepted value of metal ion radius was found to be 
. Calculate the density of copper in grams per cubic centimetre. (Atomic weight of copper is 
)
Text Solution
Verified by ExpertsThe correct answer is:
A
Given,
Radius 
Atomic weight of copper 
Avogadro's number 
, Density 
?
Here, edge length of unit cell in ccp can be calculate as
Volume of unit cell 
For 
,
Hence, option is correct
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