Thank you for reporting, we will resolve it shortly
Q.
When acetaldehyde is heated with Fehling solution, a red precipitate is formed. Which of the following is that ?
EAMCETEAMCET 2006Aldehydes Ketones and Carboxylic Acids
Solution:
When acetaldehyde is heated with Fehling solution, a red precipitate of $Cu _{2} O$ is obtained.
$CH _{3} CHO + 2 Cu ( OH )_{2}+ NaOH \longrightarrow CH _{3} \cdot COONa + \underset{\text{Red}}{Cu _{2} O} \downarrow+3 H _{2} O $