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why it is mean by this statement alcl3 exist as dimer al2cl6 while bcl3 exist as monomer though both are electron deficient compounds ?

soniya shekhawat , 8 Years ago
Grade 11
anser 1 Answers
Vikas TU

Last Activity: 8 Years ago

Al being small atom in size tends to able in making the bonds with Cl easily by BackBonding process, However Boron atom shows both cibalent and ionic character which became held by aside to make these 6 bonds by back bonding with Cl atom.

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