English
Karnataka Board PUCPUC Science 2nd PUC Class 12

Assertion: Addition reaction of water to but-1-ene in acidic medium yields butan-1-ol. Reason: Addition of water in acidic medium proceeds through the formation of primary carbocation. - Chemistry

Advertisements
Advertisements

Question

Assertion: Addition reaction of water to but-1-ene in acidic medium yields butan-1-ol.

Reason: Addition of water in acidic medium proceeds through the formation of primary carbocation.

Options

  • Assertion and reason both are correct and reason is correct explanation of assertion.

  • Assertion and reason both are wrong statements.

  • Assertion is correct statement but reason is wrong statement.

  • Assertion is wrong statement but reason is correct statement.

  • Both assertion and reason are correct statements but reason is not correct explanation of assertion.

MCQ
Advertisements

Solution

Assertion and reason both are wrong statements.

Explanation:

Addition of water to but-l-ene in acidic medium yields butan-2-ol.

Addition of water proceeds through formation of secondary carbocation.

shaalaa.com
  Is there an error in this question or solution?
Chapter 11: Alcohols, Phenols and Ethers - Multiple Choice Questions (Type - I) [Page 163]

APPEARS IN

NCERT Exemplar Chemistry [English] Class 12
Chapter 11 Alcohols, Phenols and Ethers
Multiple Choice Questions (Type - I) | Q 61 | Page 163

RELATED QUESTIONS

Write IUPAC name of the following compound:

\[\begin{array}{cc}
\phantom{................}\ce{CH3}\\
\phantom{.............}|\\
\ce{CH3 - CH - CH - C - CH3}\\
|\phantom{......}|\phantom{......}|\\
\phantom{...}\ce{CH3\phantom{.}}\phantom{..}\ce{OH}\phantom{...}\ce{CH3}
\end{array}\]


Write IUPAC name of the following compound:


Write IUPAC name of the following compound:


Write IUPAC name of the following compound:


Write IUPAC name of the following compound:

C6H5 – O – C7H15(n−)


  1. Draw the structures of all isomeric alcohols of molecular formula C5H12O and give their IUPAC names.
  2. Classify the isomers of alcohols in the above question as primary, secondary and tertiary alcohols.

Natalite is a mixture of

(a) diethyl ether and methanol

(b) diethyl ether and ethanol

(c) dimethyl ether and methanol

(d) dimethyl ether and ethanol


Write the structures of the products when Butan-2-ol reacts with SOCl2


What.will be the product fonned when chlorobenzene is heated with sodium metal in the presence of dry ether?


C6H5OCH2CH3 is called:


n-Propyl alcohol and isopropyl alcohol can be chemically distinguished by which reagent?


Ethylene reacts with Baeyer’s reagent to give ______.


The heating of phenyl methyl ether with HI produces:


The correct acidic strength order of the following is:


     (I)


    (II)


     (III)


IUPAC name of the compound \[\begin{array}{cc}
\ce{CH3 - CH - OCH3}\\
\phantom{}|\phantom{....}\\
\phantom{}\ce{CH3}\phantom{..}
\end{array}\] is ______.


Match the starting materials given in Column I with the products formed by these (Column II) in the reaction with HI.

  Column I   Column II
(i) CH3—O—CH3 (a)
(ii) \[\begin{array}{cc}
\ce{CH3}\phantom{..................}\\
\backslash\phantom{.............}\\
\ce{CH-O-CH3}\\
/\phantom{..............}\\
\ce{CH3}\phantom{..................}
\end{array}\]
(b) \[\begin{array}{cc}
\ce{CH3}\phantom{....}\\
|\phantom{.......}\\
\ce{CH3-C-I + CH3OH}\\
|\phantom{.......}\\
\ce{CH3}\phantom{....}
\end{array}\]
(iii) \[\begin{array}{cc}
\ce{CH3}\phantom{.}\\
|\phantom{....}\\
\ce{H3C-C-O-CH3}\\
|\phantom{....}\\
\ce{CH3}\phantom{..}
\end{array}\]
(c)
(iv) (d) CH3—OH + CH3—I
    (e) \[\begin{array}{cc}
\ce{CH3}\phantom{.....................}\\
\backslash\phantom{.................}\\
\ce{CH-OH + CH3I}\\
/\phantom{.................}\\
\ce{CH3}\phantom{.....................}
\end{array}\]
    (f) \[\begin{array}{cc}
\ce{CH3}\phantom{.....................}\\
\backslash\phantom{.................}\\
\ce{CH-I + CH3OH}\\
/\phantom{.................}\\
\ce{CH3}\phantom{.....................}
\end{array}\]
    (g) \[\begin{array}{cc}
\ce{CH3}\phantom{....}\\
|\phantom{.......}\\
\ce{CH3-C-OH + CH3I}\\
|\phantom{.......}\\
\ce{CH3}\phantom{....}
\end{array}\]

Explain why Lewis acid is not required in bromination of phenol?


Identify A and B in the following:


Draw structure of the following compound.

2. 5-Diethylphenol


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×