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KVPY2010ChemistrySolid State

In metallicids, the number of atoms for the face-centered and the body-centered cubic unit cells, are, respectively-

Options

  1. A2,4
  2. B2,2
  3. C4,2
  4. D4,4

Correct answer

C. 4,2

Step-by-step solution

Fcc =8 1 8 +6 1 2 =4 Bcc =8 1 8 +1 1=2

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