Question

# Which of the following statements are correct about Friedel-crafts reaction?

A
It is an aromatic electrophilic substitution reaction.
B
The reaction intermediate is an ¯¯¯e deficient species.
C
The reaction involves alkylation and acylation.
D
A Lewis acid is used as a catalyst.

Solution

## The correct options are A It is an aromatic electrophilic substitution reaction. C The reaction involves alkylation and acylation. D A Lewis acid is used as a catalyst.Statement (b) is wrong because the intermediate is $$\sigma$$-complex which is a positive-charge complex, not $$\overline { e }$$ deficient species.Chemistry

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