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JEE Main 2019 Chemistry question

ChemistryThe Solid StateJEE Main 2019

Not in JEE Main or NEET syllabus

An element has a face-centred cubic (fcc) structure with a cell edge of a. The distance between the centres of two nearest tetrahedral voids in the lattice is:

Answer: (C)

Solution

Tetrahedral voids sit at the centres of the eight sub-cubes of edge a/2.

Question ID VK-010156