JEE Main Chemistry question
Not in JEE Main or NEET syllabus
The number of tetrahedral voids present in a bcc lattice is .
Answer: 12
Solution
A body-centred cubic unit cell contains 12 tetrahedral voids (located 4 to each of the 6 cube faces, each shared between 2 adjacent unit cells, giving per cell) along with 6 octahedral voids — this is a standard crystallographic result for the
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