Q. Which of the following will not form a yellow precipitate on heating with an alkaline solution of iodine?
A) $CH_{3}\ CH(OH)CH_{3}$
B) $CH_{3}\ CH_{2}CH(OH)CH_{3}$
C) $CH_{3}OH$
D) $CH_{3}\ CH_{2}OH$
Explanation
(c)
An organic compound forms yellow precipitate of iodoform with $I_{2}$ in presence of alkali, if it has $CH_{3}CO -$ group directly or it has
|
$CH_{3} - CHOH$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.