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JEE Main Chemistry question

ChemistryThe Solid StateJEE Main

Not in JEE Main or NEET syllabus

ions are arranged in ccp in a spinel structure. ions occupy of the tetrahedral voids and ions occupy half of the octahedral voids. The void volume of the unit cell is (in the units used for the unit cell volume). Find the value of .

Answer: 2

Solution

With in a ccp arrangement (4 per unit cell), there are 8 tetrahedral voids and 4 octahedral voids. occupies of the 8 tetrahedral voids (1 ion) and occupies half of the 4 octahedral voids (2 ions), reproducing the

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Question ID VK-141636