Elimination of bromine from 2­-bromobutane results in the formation of

  • Option 1)

    equimolar mixture of 1 and 2-­butene

  • Option 2)

    predominantly 2­-butene

  • Option 3)

    predominantly 1-­butene

  • Option 4)

    predominantly 2­-butyne

 

Answers (1)

As we learnt in

Reaction of alkyl halide with KOH (alc) -

\beta- elimination reaction take place and produces alkenes.

- wherein

CH_3CH_2Br + KOH (alc.) \rightarrow H_2C=CH_2 + KBr + H_2O

 

 The reaction will give us Saytzeff's product predominantly which is 2 Butane.

 


Option 1)

equimolar mixture of 1 and 2-­butene

Incorrect option

Option 2)

predominantly 2­-butene

Correct option

Option 3)

predominantly 1-­butene

Incorrect option

Option 4)

predominantly 2­-butyne

Incorrect option

Preparation Products

Knockout JEE Main April 2021 (One Month)

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Mentorship from our Experts, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 14000/- ₹ 4999/-
Buy Now
Knockout JEE Main May 2021

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Mentorship from our Experts, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 22999/- ₹ 9999/-
Buy Now
Test Series JEE Main May 2021

Unlimited Chapter Wise Tests, Unlimited Subject Wise Tests, Unlimited Full Mock Tests, Get Personalized Performance Analysis Report,.

₹ 6999/- ₹ 2999/-
Buy Now
Knockout JEE Main May 2022

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Mentorship from our Experts, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 34999/- ₹ 14999/-
Buy Now
JEE Main Rank Booster 2021

Booster and Kadha Video Lectures, Unlimited Full Mock Test, Adaptive Time Table, 24x7 Doubt Chat Support,.

₹ 13999/- ₹ 6999/-
Buy Now
Boost your Preparation for JEE Main 2021 with Personlized Coaching
 
Exams
Articles
Questions