Question Detail

CHM 102 Practice Questions Objective Question

Question

Which of the following is the best method for preparing CH3Br?
Options
A CH3OH + Br–
B CH3OH + HBr
Correct Answer
C CH3OH + Br2
D CH3OH + NaBr
Correct Answer

Option B is the correct answer.

Detailed Explanation

Methanol reacts with HBr to give methyl bromide (CH3Br) via nucleophilic substitution. HBr provides both the acidic proton and the bromide nucleophile.

Hint

What reagent provides both acidity and nucleophile for bromide substitution?

Question Info