Q. The enol form of acetone, after treatment with $D_{2}O$ gives

A) [image:12_image262.emf]
B) [image:12_image263.emf]
C) [image:12_image264.emf]
D) [image:12_image265.emf]
Explanation

(a)
After treatment with $D_{2}O,\ the\ H^{+}\ ion\ of - OH$ group is replaced by $D^{+}$ ion, because of being more reactive than deuterium
$CH_{3} - C = CH_{2}\overset{{\ \ D}_{2}O\ \ }{\rightarrow}CH_{3} - C = CH_{2}$
$|$ $|$
$OH$ $OD$

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.