info@clay6.com
logo

Ask Questions, Get Answers

X
 
Answer
Comment
Share
Q)

Copper Crystallizes in f.c.c with a unit cell length of 361 pm. What is the radius of copper atom?

$(a)\;108\;pm\qquad(b)\;127\;pm\qquad(c)\;157\;pm\qquad(d)\;181\;pm$

1 Answer

Comment
A)
Need homework help? Click here.
For f.c.c structure
Radius of the atom = $\large\frac{a}{2\sqrt2}$
$\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\; = \large\frac{361}{2\sqrt2}$
$\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\; = 127.56$
Hence answer is (b)
Home Ask Homework Questions
...