Ionic Radii

X-ray diffraction or electron diffraction techniques provides the necessary information regarding unit cell. From the dimensions of the unit cell, it is possible to calculate ionic radii.

 

 

 

 

Let, cube of edge length 'a' having cations and anions say  structure.

Then,         

Where  and  are radius of cation and anion.

Radius of   

For bcc lattice say   

Get practice papers FREE

BOOK A FREE TRIAL
Copyright © 2010-2011 www.emedicalprep.com. All rights reserved.
Skip to toolbar