In `Na_2`O, having antifluorite structure

Options

A. Oxide ions have a cubic close packed arrangement and `Na^(+)` occupy all the eight tetrahedral voids
B. Oxide ions have a cubic close packed arrangement and `Na^(+)` occupy all the octahedral voids
C. `Na^(+)` ions have a cubic close packed arrangement and `O^(2-)` occupy all the octahedral voids
D. `Na^(+)` ions have a cubic close arrangement and `O^(2-)` occupy all the tetrahedral voids

Answer

A

Explanation

Properties of ionic solid