Q. Which of the following reacts fastest with a mixture of anhydrous $ZnCI_{2}$ and conc. HCI?

A) Trimethyl carbinol
B) Ethanol
C) Propanol
D) Methanol
Explanation

(a)
Reactivity order of alcohols towards $ZnCl_{2}$ and conc. HCl is ter. alcohol > sec alcohol > pri alcohol
$CH_{3}$
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Trimethyl carbinol is $CH_{3} - C - OH.$ It is tertiary alcohol.
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$CH_{3}$

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

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