Same chapter3 marksDifficulty: Medium
A metal crystallises in a body-centred cubic lattice with an edge length of 400 pm. Calculate the radius of the metal atom.
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3 marksDifficulty: Medium
How many atoms are there in a face-centred cubic unit cell?
Original Khojo Papers practice question — not from a past board paper.
Answer
4 atoms
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
Eight corner atoms contribute 1/8 each, giving 1, and six face atoms contribute 1/2 each, giving 3.
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Solutions