Posted: August 18th, 2017
Sodium metal crystallizes in a body centred
cubic lattice with a unit cell edge of 4.29 Å.
The radius of sodium atom is approximately
_______. [JEE (Main) 2015]
(A) 1.86 Å (B) 3.22 Å
(C) 5.72 Å (D) 0.93 Å
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