Lewis Acids with Electron-Deficient Atoms
Lewis Acids with Polar Multiple Bonds
Metal Cations as Lewis Acids
ROR’ + AlCl3 R-O-R’
AlCl3
base
acid
adduct
SO2 + H2O H2SO3
M2+ + 4H2O M(H2O)42+
base
acid
adduct
adduct
base
acid
Metal ions act
as Lewis acids
when dissolved
in water.
Lewis acids
contain (or can
generate) a
vacant orbital.
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