MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Addition of Halogen Acid for Alkynes

Alkynes are l...

Question

Alkynes are less reactive than alkenes towards addition of $B r_{2}$ because.

A

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Both are equally stable

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Original statement is incorrect

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A

Suggest Corrections

thumbs-up

8

Similar questions

Q. Identify the incorrect statement/statements :
(i) Alkynes are more reactive than alkenes towards electrophilic addition reaction
(ii) Alkynes are less reactive than alkenes towards electrophilic addition reaction
(iii) Alkynes decolourise

B r_{2}

water
(iv) Addition of

H B r

to alkenes in presence of peroxide proceeds via Markovnikov's rule

Q. Alkynes are less reactive than alkenes towards addition of

B r_{2}

Q. Statement-I : Alkynes are more reactive than alkenes towards electrophilic reagents like

H^{+}

.
Because
Statement-II : The alkyl carbocation formed from alkene is more stable than the vinyl carbocation formed from alkyne.

Q. Identify the incorrect statement/statements :
(i) Alkynes are more reactive than alkenes towards electrophilic addition reaction
(ii) Alkynes are less reactive than alkenes towards electrophilic addition reaction
(iii) Alkynes decolourise

B r_{2}

water
(iv) Addition of

H B r

to alkenes in presence of peroxide proceeds via Markovnikov's rule

Q. Assertion :Propene is more reactive than propyne towards addition of

B r_{2}

Reason: Propyne forms a less stable cyclic bromonium ion than propene.

View More

Join BYJU'S Learning Program

explore_more_icon

Explore more

Addition of Halogen Acid for Alkynes

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon