In
Na2 O having antiflourite structure
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 O2- occupy all the octahedral voids
d.Na+ ions have a cubic close arrangement and O2- occupy all the octahedral all the octahedral voids
Ans. a
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