An ionic crystal $LiAg$ arranges in a cubic crystal system in which the coordination number of each $Li^+$ and $Ag^+$ is $8$. The crystal structure is:

In a crystal of substance $A_xB_y$,$A$ atoms are present at each corner of the face-centered cubic $(FCC)$ unit cell,and $B$ atoms are present at each face center. What is the correct formula of the substance $A_xB_y$?

Which statement is correct for the antifluorite structure of $Na_2O$?

In a $ZnS$ type crystal,state the coordination number and the position of the cation.

The ratio of the number of atoms present in a simple cubic,body-centered cubic,and face-centered cubic unit cell is,respectively:

In which of the following crystals are alternate tetrahedral voids occupied?