Back to HALOALKANES AND HALO ARENES

JEE CHEMISTRY MCQ: HALOALKANES AND HALO ARENES

1 Medium

1 of 1

Analyzing +4 | -1

Which one is the least reactive towards

\mathrm{SN}^1

reaction?

View answer and explanation

Correct option: D

{C}_6 {H}_5 {CH}_2 {Br}

Option D (C6H5CH2Br) is the least reactive towards SN1 because it forms a primary carbocation, which is the least stable among the given options.

More Questions from HALOALKANES AND HALO ARENES

Practice All Chapter MCQs →

An alkyl halide reacts with metallic sodium in dry ether. The reaction is known as : In electrophilic substitution reaction of chlorobenzene, the chloro group: Which of the followings statements is/are incorrect? Polymerization of alkenes takes place through Assertion (A): The boiling points of alkyl halides decrease in the order:

RI > {R B r} > {R C I} > {R F}

.

Reason (R): The boiling points of alkyl chlorides, bromides and iodides are considerably higher than that of the hydrocarbon of comparable molecular mass. Friedel-Craft’s reaction of bromobenzene with methyl iodide gives: