Solid State Question 244
Question: The edge of unit cell of FCC $ Xe $ crystal is $ 620pm $ . The radius of $ Xe $ atom is
[MP PET 2004]
Options:
A) 219.25 Pm
B) 235.16 Pm
C) 189.37 Pm
D) 209.87 Pm
Show Answer
Answer:
Correct Answer: A
Solution:
$ r=\frac{a}{2\sqrt{2}} $ ; $ r=\frac{620}{2\sqrt{2}}=219.25Pm $