When an inorganic compound reacts with `SO_2` in aqueous medium produces `(A). (A)` on reaction with `Na_2 CO_3` gives the compound `(B)` which with sulphur gives a substance `(c)` used in photography. The compound `(c)` is.

Which compound reacted with CO_2 gives an organic compound?

An organic compound reacts with metallic sodium to liberate hydrogen and with Na_2 CO_3 solution to liberate CO_2 . The compound is

An organic compound reacts with metallic sodium to liberate hydrogen and with Na_2 CO_3 solution to liberate CO_2 . The compound is

An organic compound A reacts with PCl_(5) to give compound B. Compound B reacts with Na/ether to give n-butane. What are compounds A and B ?

An organic compound [A] is C_(5)H_(8)O_(3). On heating with soda lime, it gives [B]. The compound [B] reacts with HCN to give another compound [C] which reacts with thionyl chloride to produce [D]. When the compound [A] is heated with potassium dichromate the product is acetic acid and malonic acid. The compound [A] is a

An organic compound [A] is C_(5)H_(8)O_(3). On heating with soda lime, it gives [B]. The compound [B] reacts with HCN to give another compound [C] which reacts with thionyl chloride to produce [D]. When the compound [A] is heated with potassium dichromate the product is acetic acid and malonic acid. The structure of compound [A] is :

Compound A on reduction gives B which on further reaction with CHCl_(3) and alcoholic KOH gives compound C which of further hydrolysis gives aniline. The compound A is :