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JEE Main Chemistry question

ChemistryThe Solid StateJEE Main

Not in JEE Main or NEET syllabus

Volume occupied by a single ion pair in a crystal is . The smallest Cs–Cs internuclear distance is equal to the length of the side of the cube corresponding to the volume of one ion pair. The smallest Cs to Cs internuclear distance is Å. [Given: ]

Answer: 4.12

Solution

Since one ion pair occupies one unit cell of volume , taking the cube root gives

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Question ID VK-141838