Among the following, the correct statement(s) is(are)

Engineering

Chemistry

Back Bonding and Electron deficient Bonding

Question

Al(CH₃)₃ has the three-centre two-electron bonds in its dimeric structure.

The Lewis acidity of BCl₃ is greater than that of AlCl₃.

AlCl₃ has the three-centre two-electron bonds in its dimeric structure.

BH₃ has the three-centre two-electron bonds in its dimeric structure.

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2Al(CH₃)₃ $\overset{dimer}{\to}$ Al₂(CH₃)₆

2 AlCl₃ $\overset{dimer}{\to}$ Al₂Cl₆

2 BH₃ $\overset{dimer}{\to}$ B₂H₆

Lewis acidic character

Due to more electronegativity of B it has more lewis acidic character.