Chemical Entity Data Page

Acid, Lewis (AS/A2 generic)
Lewis acid (AS/A2 generic)
  Belongs to a sub-set of generics specific to the British A-Level exam system.

A Lewis acid is an electron pair acceptor. Group III species like BF3 and AlCl3 are Lewis acids. So are electrophiles like carbocations.

Lewis acid (AS/A2 generic)
is defined with respect to the entities below:
The entities below are defined with respect to:
Lewis acid (AS/A2 generic)
Aluminium bromide

Aluminium chloride

Aluminium chloride dimer

Aluminium fluoride

Aluminium hydride


Boron tribromide

Boron trichloride

Boron trifluoride


Electrophile (AS/A2 generic)

Iron(III) bromide

Iron(III) chloride

Sulfur trioxide


© Mark R. Leach 1999 –

Queries, Suggestions, Bugs, Errors, Typos...

If you have any:

Suggestions for links
Bug, typo or grammatical error reports about this page,

please contact Mark R. Leach, the author, using