1.

Attacking or reactive or electrophilic species in nitration of benzene is or In the nitration of benzene with concentrated HNO_3 and H_2SO_4 the attack on ring is made by

Answer»

`NO_2^-`
`NO_2^+`
`NO_3^-`
`NO_2`

Solution :`HO-NO_2 + H^(+)HSO_4^(-) to H_2O + UNDERSET"(attacking SPECIES)"underset"Nitronium ION"(NO_2^(+)+HSO_4^(-))`


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