Question Detail

CHM 102 Practice Questions Objective Question

Question

Acetaldehyde on treatment with Fehling's solution gives a precipitate of
Options
A Cu
B Cu2O
Correct Answer
C CuO
D None of these
Correct Answer

Option B is the correct answer.

Detailed Explanation

Acetaldehyde reacts with Fehling's solution to give a red precipitate of cuprous oxide (Cu2O). The aldehyde reduces Cu2+ to Cu+.

Hint

What red precipitate is formed in Fehling's test?

Question Info