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MHT CET20242 May 2024Morning ShiftChemistrySolid StateActual

Calculate the edge length of fcc unit cell if radius of metal atom is 139 pm .

Options

  1. A2.78 10⁻⁸ ~cm
  2. B3.21 10⁻⁸ ~cm
  3. C3.93 10⁻⁸ ~cm
  4. D6.95 10⁻⁸ ~cm

Correct answer

C. 3.93 10⁻⁸ ~cm

Step-by-step solution

In FCC , 2 a =4 r r= a 2 2 a =2 2 139 pm =3.93 10⁻⁸ ~cm

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