Reactant		Reagent		Product
I)	Propene	P)	aq.KOH	A)	${\mathrm{CH}}_3-\mathrm{CO}-{\mathrm{CH}}_3$
II)	Propyne	Q)	${\mathrm{H}}_2/\mathrm{Pd}-{\mathrm{BaSO}}_4$	B)	${\mathrm{CH}}_3-\mathrm{CHO}$
III)	1,1-dichloro propane	R)	${\mathrm{H}}_3{\mathrm{O}}^{+}/{\mathrm{Hg}}^{2+}$	C)	HCHO
IV)	Propanoyl chloride	S)	$O_3/\mathrm{Zn}+{\mathrm{H}}_2\mathrm{O}$	D)	${\mathrm{CH}}_3-{\mathrm{CH}}_2-\mathrm{CHO}$

 

 

 

 

 

 

 

 

 

Correct Match is