asked 89.0k views
1 vote
Why Boron trichloxide is monomer and aluminium trichloxide is dimer

asked
User Xaruth
by
8.7k points

1 Answer

3 votes

Answer: The bond length and atomic size of boron in BCl3 are smaller than in AlCl3 so this leads to interatomic repulsion so BCl3 could not accept another BCl3 via a dative bond because it leads to more repulsion and finally breaking of dimer.

answered
User Grgmo
by
7.9k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.