question_answer

The hydroxyl compound that gives a precipitate immediately when treated with concentrated hydrochloric acid and anhydrous zinc chloride is                                  

A) 3-methyl-2-butanol         

B) 3 -methyl- 1-butan

C) 1-butanol                      

D) 2-methyl-2-butan

Correct Answer: D

Solution :

Structure of given alcohols
[a]	[b]
[c]	[d]
2-methyl-2-butanol being tertiary alcohol gives precipitate immediately with conc. \[HCl\] and anhydrous \[ZnC{{l}_{2}}\]