1.

In which of the following reaction, aromatic character is retained?

Answer»

`C_(6)H_(6)overset(H_(2)//NI)toX`
`C_(6)H_(6)UNDERSET(Zn//H_(2)O)overset(O_(3))toY`
`C_(6)H_(6)underset(AlCl_(3))overset(CH_(3)COCL)toQ`
`C_(6)H_(6)underset("light")overset(Cl_(2))TOR`

Solution :Acetylation is substitution.


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