Question Detail

CHM 102 Practice Questions Objective Question

Question

Which of the following compounds reacts slowest with Lucas reagent at room temperature?
Options
A 1-butanol
Correct Answer
B 2-propanol
C 2-butanol
D 2-methyl-2-propanol
Correct Answer

Option A is the correct answer.

Detailed Explanation

1-Butanol is a primary alcohol and reacts slowest (or not at all) with Lucas reagent at room temperature. Primary alcohols do not form stable carbocations. Secondary alcohols react after 5-10 minutes, and tertiary alcohols react immediately.

Hint

Which type of alcohol reacts slowest with Lucas reagent?

Question Info