1.

In which of the following reactions , aromatic characters is retained ?

Answer»

`C_6H_6overset(H_(2)//Ni)RARRX`
`C_6H_6overset(O_3)underset(Zn//H_2O)RARR`
`C_6H_6overset(CH_3COCl)underset(AlCl_3)rarr`
`C_6H_6overset(Cl-2)underset("light")rarrR`

ANSWER :C


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