Question Detail

CHM 102 Carbonyl Compounds Objective Question

Question

What is the product when butanone (methyl ethyl ketone) is treated with I₂/NaOH (iodoform test)?
Options
A No reaction
B Yellow precipitate of iodoform (CHI₃)
Correct Answer
C Silver mirror
D Red precipitate of Cu₂O
Correct Answer

Option B is the correct answer.

Detailed Explanation

Butanone (CH₃-CO-CH₂CH₃) is a methyl ketone (CH₃-CO-), so it gives a positive iodoform test with a yellow precipitate.

Hint

Methyl ketone gives iodoform.

Question Info