Benzoic acid on reaction with `SOCI_2` gives (A).(A) on reduction with `Pd-BaSO_4`, `H_2` in presence of quinoline affords (B), (B) reacts with (C),(C) on reaction with `PCI_5` gives (D). Write the structures of (A), (B), (C) and (D). What is the role of `CH_3COONa` in the conversion of (B) to (C)?

Write the structures of A, B, C and D in the following reactions :

Write the structural formula of A, B, C, D in the following reactions:

If A:B=1:2, B:C=3:4 and C:D=5:6, what is the value of A:B:C:D?

An alkane (A) C_(16)H_(16) on ozonolysisi gives only one products (B) C_(8)H_(8)O . Compound (B) on reaction with NaOH//I_(2) yields sodium benzoate. Compound (B) reacts with KOH//NH_(2)NH_(2) yielding a nitrogen (C) C_(8) H(10)^(.) Write the structures of compounds (B) and (C). Based on this information two their structures and identify the isomer which on catalytic hydrogenation (H_(2)//Pd-C) gives a racemic mixture.

(A), (B) and (C ) are three non-cylic funtional isomers of a carbonyl compound with molecular formula C_(4)H_(8)O . Isomers (A) and (C ) give positive Tollen's test whereas isomer (B) does not give Tollens' test but gives positive iodoform test. Isomers (A) and (B) on reduction with Zn(Mg) | conc. HCl give the same product (D). (a) Write the structures of (A), (B) ,(C) and (D). (b) Out of (A), (B) and (C ) isomers, which one is least reactive towards addition of HCN ?

The compound A on treatment with Na gives B, and with PCl_(5) gives C. B and C react together to give diethyl ether. A, B and C are in the order-

The compound A on treatment with Na gives B , and with PCl_(5) gives C . B and C react together to give di Ethyl ether. A,B and C are in the order

Write the structures of A & B obtained in the given reactions: Aoverset(HBr)larrR-CH=CH_2overset(Br_2//C""Cl_4)toB