A) 74%
B) 47.6%
C) 32%
D) 26%
Correct Answer: D
Solution :
Packing fraction \[=\frac{Volume\,ofthe\,atoms\,in\,one\,unit\,cell}{Volume\,of\,one\,unit\,cell}\] \[=\frac{6\times \frac{4}{3}\pi {{r}^{3}}}{24\sqrt{2{{r}^{3}}}}=\frac{\pi }{3\sqrt{2}}=0.74=74%\] \[\therefore \] Empty space =26%You need to login to perform this action.
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