Alcohols Phenols And Ethers Question 63

Question: Amongst the following alcohols which would react fastest with cone. $ HCl $ and $ ZnCl_2 $ -

Options:

A) pentanol

B) 2-methyl butanol

C) 2-pentanol

D) 2-methyl butan-2-ol

Show Answer

Answer:

Correct Answer: D

Solution:

[d] $ ZnCl_2 $ + cone. $ HCl $ is Lucas reagent. Lucas reagent reacts fastest with tertiary alcohol. $ 3{}^\circ $ alcohol + Lucas reagent = Immediate turbidity