In corrundum, oxid ions are arranged in `h.c.p.` array and the aluminum ions occupy two`-`thirds of octahedral voids. What is the formula of currundum ?

In corrundum, oxid ions are arranged in `h.c.p.` array and the aluminu

1.	In corrundum, oxid ions are arranged in `h.c.p.` array and the aluminum ions occupy two`-`thirds of octahedral voids. What is the formula of currundum ?
Answer» Correct Answer - `Al_(2)O_(3);`

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In corrundum, oxid ions are arranged in `h.c.p.` array and the aluminum ions occupy two`-`thirds of octahedral voids. What is the formula of currundum ?

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