A metal crystallizes in bcc lattice. The percent fraction of edge length not covered by atom is :

10.4 %

No worries! We‘ve got your back. Try BYJU‘S free classes today!

13.4 %

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

12.4 %

No worries! We‘ve got your back. Try BYJU‘S free classes today!

11.4 %

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C $13.4 %$
In BCC lattice, $4 r = a \sqrt{3}$
Fraction of each edge covered by atoms is $\frac{2 r}{a} = \frac{a \sqrt{3}}{2 a} = 86.6 %$
Therefore the fraction of edge not covered by atom is $13.4 %$

Suggest Corrections

Similar questions

\sqrt{3} = 1.73

4.29 ˚ A

Join BYJU'S Learning Program