JEE Main Chemistry question

Not in JEE Main or NEET syllabus

In antifluorite structure, the negative ions:

(A)Occupy tetrahedral voids
(B)Occupy octahedral voids
(C)Are arranged in ccpCorrect
(D)Are arranged in hcp

Answer: (C)

Solution

In the antifluorite structure (e.g. ), it is the anions () that form the regular ccp (fcc) lattice, while the cations () occupy all the tetrahedral voids created by that lattice — the reverse of

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Question ID VK-141648