Thank you for reporting, we will resolve it shortly
Q.
Which of the following compounds have an antifluorite structure?
The Solid State
Solution:
$ K _{2} O$ has an antifluorite structure. $O ^{2-}$ ions forms $ccp$, i.e., these are present at the corners and at the centres of all six faces. $K ^{+}$ ions occupy all the tetrahedral voids.