Question

Difference between tetrahedral and octahedral voids.

Answer 1

Explanation:

Tetrahedral voids: The vacant space among four spheres having tetrahedral arrangement is called tetrahedral hole. the co-ordnation number of tetrahedral void is four.

Octahedral Void: The void formed by equilateral triangles with apices in opposite direction is called octahedral void. the co-ordination number of octahedral void is six

There is two terahedral sites for each sphere and there is only one octahedral site for each sphere.