" AlCl,exist as a dimer "

AlCl_3 exists as a dimer when

Account for the following : BCl_3 exist as monomer, but AlCl_3 exist as dimer through B and Al belongs to same family Gr - 13

AlCl_(3) exist as dimer because

AlCl_(3) exist as dimer because

AlCl_3 exist as dimer because of

AlCl_3 exists as dimer - Explain.

Why AlCl_3 exist as dimers?

AlCl_3 exists in dimer because :

Why boron halides do not exists as a dimer. While AlCl_(3) exists as Al_(2)Cl_(6) ?