A metal crystallises in a face centred cubic structure. If the edge le – InterviewSolution

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1.	A metal crystallises in a face centred cubic structure. If the edge length of its unit cell is 'a' the closest approach between two atoms in metallic crystal will be
Answer» `2sqrt(2)a` `sqrt(2)a` `(a)/sqrt(2)` `2a` SOLUTION :For FCC, `sqrt(2)a=4R` So, `2R=(a)/sqrt(2)`

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