Chemistry - Solid State Question with Solution | TestHub

In $\mathrm{NaCl}$ type crystal the coordination number of cation and anion are 6

In ${\mathrm{Li}}_2\mathrm{O}$ (antifluorite) type crystal the coordination number of cation is 4 and anion is 8

In wurtzite type crystal ($\mathrm{ZnS}$) the coordination number of cation and anion is 6

In $\mathrm{CsCl}$ type crystal the maximum number of cations touching an anion is 8