MCQ
The interstital hole is called tetrahedral because ?
  • A
    it is formed by four spheres
  • B
    partly same and partly different
  • it is formed by four spheres, the centres of which form a regular tetrahedron
  • D
    none of the above

Answer

Correct option: C.
it is formed by four spheres, the centres of which form a regular tetrahedron
A tetrahedral site is surrounded by four spheres and hence an interstitial hole is called tetrahedral.

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