Identify the reagent from the following list which can easily distinguish between 1-butyne and 2-butyne (a) bromine, CCl4 (b) H2, Lindlar catalyst (c) dilute H2SO4, HgSO4 (d) ammonical Cu2Cl2 solution

Notifications

Clear all

Identify the reagent from the following list which can easily distinguish between 1-butyne and 2-butyne

Hydrocarbons

Last Post by Riya08 3 years ago

1 Posts

2 Users

0 Likes

168 Views

16/02/2022 12:22 pm

Topic starter

Shilpi98

(@shilpi98)

Illustrious Member

2165 Posts
2165 0 0

Identify the reagent from the following list which can easily distinguish between 1-butyne and 2-butyne

(a) bromine, CCl₄

(b) H₂, Lindlar catalyst

(d) ammonical Cu₂Cl₂ solution

Add a comment

Topic Tags

1 Answer

16/02/2022 12:25 pm

Riya08

(@riya08)

Noble Member

2143 Posts
0 2143 0

Correct answer: (d) ammonical Cu₂Cl₂ solution

Explanation:

Ammoniacal cuprous chloride gives precipitate (red) only with terminal alkynes, i.e. alkynes having acidic hydrogen atom, such as butyne-1 (CH ≡ CCH₂CH₃)

Add a comment

321 Forums
27.3 K Topics
53.8 K Posts
0 Online
12.4 K Members

Forum Icons: Forum contains no unread posts Forum contains unread posts

Topic Icons: Not Replied Replied Active Hot Sticky Unapproved Solved Private Closed

Forum

Identify the reagent from the following list which can easily distinguish between 1-butyne and 2-butyne

Super Globals

Options and Features

How Can We Help?

Home

About Us

Contact Us

Privacy Policy

Term of Use

Copyright © 2020 Eanshub

All Rights Reserved