The increasing order of ionic character is:
1. BeCl2 < MgCl2 < CaCl2 < BaCl2
2. BeCl2 < MgCl2 < BaCl2 < CaCl3. BeCl2 < BaCl2 < MgCl2 < CaCl4. BaCl2 < CaCl2 < MgCl2 < BeCl<span style="position: relative; line-height: 0; vertical-align: baseline; bottom: -0.25em; font-size:10.5px;