The correct order of the increasing ionic character is :
- ABeCl₂ < MgCl₂ < CaCl₂ < BaCl₂
- BBeCl₂ < MgCl₂ < BaCl₂ < CaCl₂
- CBeCl₂ < BaCl₂ < MgCl₂ < CaCl₂
- DBaCl₂ < MgCl₂ < CaCl₂ < BeCl₂
✓ Correct answer: A
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