JEE Main 2009 Chemistry question

Chemistry The Solid State JEE Main 2009

Copper crystallizes in fcc with a unit cell length of 361pm. What is the radius of copper atom ?

(1)108pm
(2)127pmCorrect
(3)157 pm
(4)181pm

Answer: (2)

Solution

In fcc, atoms touch along the face diagonal: pm, option (2).

Question ID VK-039153