Question

The compound that will not give iodoform on treatment with alkali and iodine is ______.

Options

• Acetone 

• Ethanol 

• Diethyl ketone 

• Isopropyl alcohol

Answer 1

The compound that will not give iodoform on treatment with alkali and iodine is Diethyl ketone.

Explanation:

For Iodoform test, compound must contain

\[\begin{array}{cc}\ce{CH3 - C - Group}\\
||\phantom{..}\\\ce{O}\phantom{..}\end{array}\]

∴ \[\begin{array}{cc}\ce{CH3 - CH2 - C - CH2 - CH3}\\
||\\\ce{O}\end{array}\] cannot give iodoform test.