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solid xenon forms crystals with a face centered unit cell that has an edge of 620 pm.

1. calculate the atomic radius of xenon.

2. calculate the packing efficiency if xenon.

sophia soup , 12 Years ago
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anser 1 Answers
Yogita Bang

Last Activity: 12 Years ago

1) For fcc, edge = √8r

Therefore, 620 = 2.82*r

i.e., r = 620/2.82 = 219.86 pm

2) For fcc, packing efficiency = 74%

 

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