3-hydroxy butanal is formed when X reacts with Y in dilute Z solution. What are X, Y and Z? X Y Z (a) CH3CHO, (CH3)2CO, NaOH (b) CH3CHO, CH3CHO, NaCl (c) (CH3)2CO, (CH3)2CO, HCl (d) CH3CHO, CH3CHO, NaOH

3-Hydroxy butanal is a product formed when the ethanal or acetaldehyde. When 2 moles of ethanal or acetaldehyde react with each other in the presence of strong base to undergo self aldol condensation reaction. The reaction is given below: Aldol compound having two functional groups.