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  • Solid State Chemistry and Crystal Structures
  • An element ‘X’ has face centred cubic structure with edge...
Multiple choice

An element ‘X’ has face centred cubic structure with edge length of 361 pm. The apparent radius of the element ‘X’ will be _________.

  1. 1 pm

  2. 64 pm

  3. 162 pm

  4. 182.7 pm

  5. 127.6 pm

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

For face centred cubic unit cell, a√2 = 4r r = 361 x 1.414/4 r = 127.6 pm Hence, the apparent radius of the element ‘X’ will be 127.6 pm.

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