The number of octahedral void(s) per atom present in a cubic close-packed structure is:

  • Option 1)

    1

  • Option 2)

    3

  • Option 3)

    2

  • Option 4)

    4

 

Answers (1)

As we learnt in

Voids -

Voids are empty spaces in a unit cell. They are of four types: triangular, tetrahedral, octahedral, cubic.

-

 

 

We know that the number of octahedral voids in a cubic close packed structure is the same as effective number of atoms.

No. of atoms (effective) = 1

\therefore octahedral voids = 1

 


Option 1)

1

Option is correct

Option 2)

3

Option is incorrect

Option 3)

2

Option is incorrect

Option 4)

4

Option is incorrect

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