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Xe crystallises in FCC, unit cell with edg 620pm the radius of Xe is?

 

Asked by snehaprof20 20th July 2018, 9:49 PM
Answered by Expert
Answer:
For space FCC comma space
Edge space equals space 2 straight R square root of 2 space equals space straight R square root of 8
Edge space equals space 620 pm space................................ Given space

therefore space 620 space equals space straight R space cross times 2.82 space............ square root of 8 space equals space 2.82

straight R space equals space fraction numerator 620 over denominator 2.82 end fraction equals space 219.86 pm
Answered by Expert 21st July 2018, 9:53 PM
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