English

What is the action of following on but-2-ene? dil. alkaline KMnO4 - Chemistry

Advertisements
Advertisements

Question

What is the action of following on but-2-ene?

dil. alkaline KMnO4

Answer in Brief
Advertisements

Solution

The action of dil. alkaline KMnO4 on but-2-ene:

\[\begin{array}{cc}
\ce{\phantom{......................................................}H\phantom{...}H}\\
\phantom{......................................................}|\phantom{....}|\\
\ce{\underset{But-2-ene}{CH3 - CH = CH - CH3} + H - OH + [O] ->[alkaline KMnO4][(Hydroxylation)] CH3 - C - C - CH3}\\
\phantom{......................................................}|\phantom{....}|\\
\ce{\phantom{........................................................}\underset{Butane-2,3-diol}{OH\phantom{.}OH}}
\end{array}\]

shaalaa.com
  Is there an error in this question or solution?
Chapter 15: Hydrocarbons - Exercises [Page 260]

APPEARS IN

Balbharati Chemistry [English] Standard 11 Maharashtra State Board
Chapter 15 Hydrocarbons
Exercises | Q 2. O. a. | Page 260

RELATED QUESTIONS

Write the reaction to convert propene to isopropyl alcohol.


Read the following reaction and answer the questions given below.

\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\\phantom{...........................}|\\\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide] CH3 - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}\end{array}\]

  1. Write the IUPAC name of the product.
  2. State the rule that governs the formation of this product.

Which among the following alkenes on reductive ozonolysis produces only propanone?


Peroxide effect (Kharasch effect) can be studied in case of ______.


Give IUPAC name for the following compound.

\[\ce{CH3 –CH=CH–CH=CH–C≡C–CH3}\]


Give IUPAC name for the following compound.

\[\begin{array}{cc}\ce{C2H5}\phantom{.}\ce{CH3}\phantom{.......}\\|\phantom{.....}|\phantom{.........}\\
\ce{CH3 - C - C - C ≡ C - CH3}\\
|\phantom{.....}|\phantom{.........}\\
\ce{CH3}\phantom{..}\ce{H}\phantom{.........}
\end{array}\]


Explain Markow nikoff’s rule with suitable example.


Complete the following:

\[\ce{2 - butyne ->[Lindlar Catalyst]}\]


Which of the following does NOT observe the Markovnikov's addition of HBr?


Alkene \[\ce{R - CH = CH2}\] reacts with B2H6 in the presence of dilute H2O2, to give:


\[\ce{A + HBr ->[Peroxide] 1-Bromo-2-methylheptane}\]

Identify A.


Addition of HCl to ____________ mainly gives 2-chloro-2-methylbutane.


Which of the following compounds will show cis-trans isomerism?


What is the major product formed by HI on reaction with \[\begin{array}{cc}
\ce{CH3}\phantom{....}\\
|\phantom{.......}\\
\ce{CH3-C-CH = CH2}\\
|\phantom{.......}\\
\ce{H3C}\phantom{.........}
\end{array}\]?


The major product obtained in the photo catalysed bromination of 2-methylbutane is ______.


Which of following properties is not exhibited by benzene?


Read the following reaction and answer the questions given below.

\[\begin{array}{cc}
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide] CH3}\\
\phantom{.....}|\phantom{........................}|\phantom{}\\
\phantom{.................}\ce{CH3}\phantom{..............}\ce{CH3 - CH\ - CH2Br}\phantom{}\
\end{array}\]

a. Write the IUPAC name of the product.

b. State the rule that governs the formation of this product.


Write the balanced chemical reaction for preparation of ethane from Ethyl magnesium iodide.


Acetone and acetaldehyde are the ozonolysis products of an alkene. Write the structural formula of an alkene and give IUPAC name of it.


Acetone and acetaldehyde are the ozonolysis products of an alkene. Write the structural formula of an alkene and give IUPAC name of it.


Acetone and acetaldehyde are the ozonolysis products of an alkene. Write the structural formula of an alkene and give IUPAC name of it.


Acetone and acetaldehyde are the ozonolysis products of an alkene. Write the structural formula of an alkene and give IUPAC name of it.


What is the action of following on but-2-ene?

dil. alkaline KMnO4


What is the action of following on but-2-ene ? 

dil. alkaline \[\ce{KMnO4}\]


Read the following reaction and answer the questions given below.

\[\begin{array}{cc}
\phantom{...............................}\ce{CH3}\\
\phantom{............................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide] CH3 - CH - CH_2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}
\end{array}\]

  1. Write IUPAC name of the product.
  2. State the rule that governs formation of this product.

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×