Question

The iodoform test is not given by

• A.
• B.
• C. $C{H}_{3}C{H}_{2}OH$
• D.

Answer 1

Answer: (D)

Compound containing $C{H}_3-\stackrel{|}{C}=O$ group and $-\underset{\stackrel{|}{\mathrm{OH}}}{\mathrm{CH}}-C{H}_3$ group give the iodoform test. In this test the compound react with iodine and $NaOH$ and gives a yellow ppt. of iodoform.

group. So, it will give iodoform test positive.
contains $C{H}_3-\stackrel{\underset{||}{O}}{C}-$ group. So, it will give iodoform test positive.

group. So, it will give iodoform test positive.

does not contain $C{H}_3-\stackrel{\underset{||}{O}}{C}-$ group. So, it will not give iodoform test.