English
Karnataka Board PUCPUC Science 2nd PUC Class 12

Compare acidity of phenol with that of ethanol.

Advertisements
Advertisements

Question

Compare acidity of phenol with that of ethanol.

Chemical Equations/Structures
Distinguish Between
Advertisements

Solution

Phenol is more acidic than ethanol. This is because the phenoxide ion obtained after the release of a proton from phenol becomes stable through resonance, whereas the ethoxide ion (after the release of a proton from ethanol) is not stable.

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 7.14 (ii) | Page 223

RELATED QUESTIONS

Write the equation involved in the acetylation of Salicylic acid.


Explain how does the −OH group attached to a carbon of benzene ring activate it towards electrophilic substitution?


Account for the following:
o-nitrophenol is more steam volatile than p-nitrophenol.


Acidity of phenol is due to ____________.


The ionization constant of phenol is higher than that of ethanol because ____________.


In CH3CH2OH, the bond that undergoes heterolytical change most readily is ____________.


Strength of acidity is in order:


What is the correct order of reactivity of alcohols in the following reaction?

\[\ce{R-OH + HCl ->[ZnCl2] R-Cl + H2O}\]


Out of o-nitrophenol and o-cresol which is more acidic?


Assertion: o-Nitrophenol is less soluble in water than the m- and p-isomers.

Reason: m- and p- Nitrophenols exist as associated molecules.


Which is the final product ‘A’ (major) in the given reaction?


In the following compounds:

(I) (II) (III) (IV)

The order to acidity is ______.


For the pair phenol and cyclohexanol, answer the following:

Why is phenol more acidic than cyclohexanol?


Give the structure of the product you would expect when the following alcohol reacts with HCl–ZnCl2.

2-Methylbutan-2-ol


Give the structure of the product you would expect when the following alcohol reacts with HBr.

2-Methylbutan-2-ol


Give the structure of the product you would expect when the following alcohol reacts with SOCl2.

Butan-1-ol


Give the structure of the product you would expect when the following alcohol reacts with SOCl2.

2-Methylbutan-2-ol


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×