What is the C.N. of octahedral void ?

A compound forms hcp structure. What is the number of octahedral voids, tetrahedral voids and total voids formed in 0.4 mol of it.

What is the number of octahedral voids per sphere in hcp arrangement?

What is the ratio of octahedral voids & number of lattice points in a FCC cyrstal structure?

What is the ration octahedral voids to the number of atoms in hexagonal close packed structure?

The vacant space In close packed structures are called voids?What is the number of tetrahedral voids and octahedral volds in a crystal having n particles ?

If there are 'N' tetrahedral voids, then number of octahedral voids is ____ .