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QJEEM12Ch0c43: JEE Main 2012 Chemistry - Class 12 JEEM12Ch0c43 Solution: Lithium forms body centred cubic structure. The length of the…

Lithium forms body centred cubic structure. The length of the side of its unit cell is 351 pm. Atomic radius of the lithium will be :

Multiple Choice Options

  • A 75 pm
  • B 300 pm
  • C 240 pm
  • D 152 pm

Step-by-Step Verified Solution

For BCCBCC structure 3 a=4r\sqrt 3 \,a = 4r

r=34a=34×351=152r = {{\sqrt 3 } \over 4}a = {{\sqrt 3 } \over 4} \times 351 = 152

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