Q. Amongst $LiCl,\ RbCl,\ BeCl_{2}$ and $MgCl_{2},$ the compounds with the greatest and the least ionic character, respectively
A) $LiCl\ and\ RbCl$
B) $RbCl\ and\ MgCl_{2}$
C) $RbCl\ and\ BeCl_{2}$
D) $MgCl_{2}and\ BeCl_{2}$
Explanation
(c)
According to Fajan’s rule, largest cation and smallest ions form ionic bond
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.