Question
Chemistry Question on The solid state
If an atom crystallises in bcc lattice with r = 4 $?? then the edge length will be
A
2 $??
B
8 $??
C
2.39 $??
D
9.23 $??
Answer
9.23 $??
Explanation
Solution
For bcc lattice, a =34r $\Rightarrow\quad a=\frac{4}{\sqrt{3}}\times4=9.23 ??