Posted: August 17th, 2017

If the value of ionic radius ratio c a r r       is 0.52 in an ionic compound, the geometrical arrangement of ions in crystal is

If the value of ionic radius ratio c
a
r
r
     
is 0.52
in an ionic compound, the geometrical
arrangement of ions in crystal is _______.
(A) tetrahedral
(B) planar triangular
(C) octahedral
(D) cubic