The coordination number of HCP is
8
10
6
12
In NCP packing the coordination number of atom is 12. 6 in Same plane, 3 in upper plane and 3 in lower plane.
Distance between octahedral void and tetrahedral void -
- wherein
a = edge length of cube
Option 1)
8
This is incorrect
Option 2)
10
This is incorrect
Option 3)
6
This is incorrect
Option 4)
12
This is correct
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