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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Give two reactions that show the acidic nature of phenol. - Chemistry

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प्रश्न

Give two reactions that show the acidic nature of phenol.

रासायनिक समीकरणे/रचना
अति संक्षिप्त उत्तर

उत्तर

The reactions showing the acidic nature of phenol are as follows:

  1. Reaction with sodium: Phenol reacts with active metals such as sodium to liberate hydrogen.
  2. Reaction with NaOH: Phenol dissolves in NaOH to form sodium phenoxide and water.
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पाठ 11: Alcohols, Phenols and Ethers - Exercises [पृष्ठ ३४५]

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एनसीईआरटी Chemistry [English] Class 12
पाठ 11 Alcohols, Phenols and Ethers
Exercises | Q 14 (i) | पृष्ठ ३४५

संबंधित प्रश्‍न

Write the equation involved in the acetylation of Salicylic acid.


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

Butan-1-ol


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


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


Phenol reacts with Br2 in CS2 at low temperature to give ____________.


Which of the following compounds is most acidic?


Arrange the following in decreasing order of acidic character:


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

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


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


Arrange the following in the increasing order of their property indicated:

4-Nitrobenzoic acid, benzoic acid, 3,4-Dinitrobenzoic acid, 4-Methoxy benzoic acid (Acid strength)


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 HBr.

2-Methylbutan-2-ol


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

2-Methylbutan-2-ol


Compare acidity of phenol with that of ethanol.


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