Arrange the following in decreasing order of ionic character . `CaCl_(2),BeCl_(2)BaCl_(2)`

Arrange the following in decreasing order of SN^2 reaction

Arrange the following in decreasing order of E_(2) reaction :

Arrange the following in the increasing order of ionic character : KCl, MgCl_2 , CaCl_2, BeCl_2 .

Arrange the following in decreasing order E_(2) reaction :

Arrange the following compounds in decreasing order of their basic character.

Arrange the hydrogen halides in the increasing order of ionic character.

Arrange the following compounds in increasing order of their ionic character : SnC_(2),SnCl_(4),SiCl_(4),SnF_(4),SnF_(2)