. A mineral having the formula AB2 crystallizes in the cubic close packed lattice of A atoms with the B atoms occupying tetrahedral holes. The number of


A mineral having the formula AB2 crystallizes in the cubic close packed lattice of A atoms with the B atoms occupying tetrahedral holes. The number of atoms of A, that of B per unit cell, the co-ordination number of A and the % of tetrahedral holes occupied by B are

  • (A):8, 4, 8, 50%
  • (B):8, 4, 8, 100%
  • (C):8, 8, 4, 100%
  • (D):4, 8, 8, 100%

Best Answer

Correct Answer:

(D): 4, 8, 8, 100%

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