English
Karnataka Board PUCPUC Science 2nd PUC Class 12

Give the equation of the following reaction: Dilute HNO3 with phenol.

Advertisements
Advertisements

Question

Give the equation of the following reaction: 

Dilute HNO3 with phenol.

Chemical Equations/Structures
Advertisements

Solution

shaalaa.com
  Is there an error in this question or solution?
Chapter 7: Alcohols, Phenols and Ethers - Exercises [Page 223]

APPEARS IN

NCERT Chemistry Part 1 and 2 [English] Class 12
Chapter 7 Alcohols, Phenols and Ethers
Exercises | Q 7.17 (iii) | Page 223

RELATED QUESTIONS

Write the mechanism of the following reaction :


Show how will you synthesize pentan-1-ol using a suitable alkyl halide.


Name the reagent used in the following reaction:

Benzyl alcohol to benzoic acid.


When 3-methylbutan-2-ol is treated with HBr, the following reaction takes place:

\[\begin{array}{cc}
\phantom{...................................}\ce{Br}\\
\phantom{..................................}|\\
\ce{CH3 - CH - CH - CH3 ->[HBr] CH3 - C - CH2 - CH3}\\
|\phantom{.........}|\phantom{...................................}|\phantom{...........}\\
\ce{CH3}\phantom{...}\ce{OH}\phantom{...............................}\ce{CH3}\phantom{.......}\\
\end{array}\]

Give a mechanism for this reaction.

(Hint: The secondary carbocation formed in step II rearranges to a more

stable tertiary carbocation by a hydride ion shift from 3rd carbon atom.)


Write the mechanism (using curved arrow notation) of the following reaction :


Lucas reagent is ____________.


Which of the following are used to convert RCHO into RCH2OH?

(i) H2/Pd

(ii) LiAlH4

(iii) NaBH4

(iv) Reaction with RMgX followed by hydrolysis


Which one of the following on oxidation gives a ketone?


\[\ce{CH3CH2OH}\] can be converted into \[\ce{CH3CHO}\] by ______.


Mark the correct increasing order of reactivity of the following compounds with HBr/HCl.

(a)
(b)
(c)

Suggest a reagent for the following conversion.


Explain why is OH group in phenols more strongly held as compared to OH group in alcohols.


In Kolbe’s reaction, instead of phenol, phenoxide ion is treated with carbon dioxide. Why?


Why is the C – O – H bond angle in alcohols slightly less than the tetrahedral angle whereas the C – O – C bond angle in ether is slightly greater?


Assertion: Bond angle in ethers is slightly less than the tetrahedral angle.

Reason: There is a repulsion between the two bulky (–R) groups.


What is Lucas reagent?


Which of the following alcohols will not undergo oxidation?


Write the mechanism of acid dehydration of ethanol to yield ethene.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×