Aldehydes and Ketones - Result Question 41
####42. Which of the following compounds will give a yellow precipitate with iodine and alkali?
$(1984,1 M)$
(a) 2-hydroxy propane
(b) Acetophenone
(c) Methyl acetate
(d) Acetamide
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Answer:
Correct Answer: 42. (b)
Solution:
- Aldehyde, ketones containing $CH _3-\stackrel{O}{C}$ - group gives iodoform test. Also alcohol containing $CH _3-\underset{O}{C} H-$ group gives iodoform test.
Both gives positive iodoform test
Esters and amides do not give iodoform test.
