Complete the following
`C_(6)H_(5)NO_(2)overset(Sn//HCl)rarr A overset(Br_2//H_2O)rarr B overset(NaNO_2//HCl)underset(273-278K) rarr C overset(HBF_4)underset(Delta) rarr D`

Consider the following reaction C_(6)H_(5)NO_(2) overset(Sn//HCl)rarr X overset(C_(6)H_(5)COCl)rarr Y + HCl What is Y ?

Give the structers of A,B and C in the following reaction : (i) C_(6)H_(5)NO_(2)overset(Sn+HCI)rarr Aoverset(NaNO_(2)+HCI)underset(273 K)rarr B overset(H_(2)O)rarrC (ii) CH_(3)CNoverset(H_(2)O //H^(+))rarr Aoverset(NH_(3))underset(Delta)rarr Boverset(Br_2+KOH)rarrC

Identify the product C in the series. C_(6)H_(5)NO_(2) overset(FeHCl) to A underset(273 K)overset(NaNO_(2)+HCl) to B underset(283)overset(H_(2)O)to C

Z' in the following sequence of reactions is C_(6)H_(6)overset(HNO_(3)//H_(2)SO_(4))underset(Delta)rarr W overset(Zn//HCl)rarr X overset(NaNO_(2))underset(HCl)rarr Y overset(H_(2)O//H_(3)PO_(2))rarr Z

overset (NaBH_4) (rarr) overset ((i) H_2O^+)underset (Delta) (rarr) A, A is .

(A) overset(NaNO_(2)//HCl)underset((ii)H_(2)//Ni)underset(0-5^(@))(rarr)(B) , is: