An element crystallises infccstructure. If theatomicradius is 2.2 Å , – InterviewSolution

1.	An element crystallises infccstructure. If theatomicradius is 2.2 Å , whatwill be theedgelengthof the unitcell ?
Answer» Solution :GIVEN : `r= 2.2Å = 2.2 xx 10^(-8) cm , a = ?` `a= 2 SQRT(2) xx r` `2XX 1.414 xx 2.2 xx10^(-8)` `=6.22 xx 10^(-8) cm`

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