Chemistry - Carbonyl compounds Question with Solution | TestHub

An unsaturated hydrocarbon X absorbs two hydrogen molecules on catalytic hydrogenation, and also gives following reaction
$\text{X}\stackrel{{\text{O}}_3\text{+Zn}/{\text{H}}_2\text{O}}{\to }\text{A}\stackrel{{[\text{Ag}{({\text{NH}}_3)}_2]}^{+}}{\to }\text{B}$(3-oxo-hexanedicarboxylic acid). X will be