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COMEDK2023Morning ShiftChemistrySolid StateActual

Copper has face centred structure with edge length equal to 361 pm . The radius is

Options

  1. A160.5 ~pm
  2. B64 ~pm
  3. C127.6 ~pm
  4. D180.5 ~pm

Correct answer

C. 127.6 ~pm

Step-by-step solution

For FCC: 4r = 2 a r = a 2 2 = 361 2 2 = 361 2.828 127.6 pm

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