MCQ
Amongst $LiCl, RbCl,$ $BeC{l_2}$ and $MgC{l_2}$ the compounds with the greatest and the least ionic character, respectively, are
- A$LiCl \,and\, RbCl$
- ✓$RbCl \,and$ $BeC{l_2}$
- C$RbCl \,and$ $MgC{l_2}$
- D$MgC{l_2}$ $and$ $BeC{l_2}$
✓
Answer
Correct option: B.
$RbCl \,and$ $BeC{l_2}$
(b) According to Fajan’s rule largest cation and smallest anion form ionic bond.
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