12th Class Chemistry Alcohols, Phenols and Ethers / एल्कोहॉल, फीनॉल तथा ईथर

  • question_answer 26)
    Give two reactions that show the acidic nature of phenol.Compare acidity of phenol with that of ethanol.   Reaction of phenol with Na and  comparing of acidity of phenoland ethanol,  

    Answer:

    Following reactions show the acidic nature of phenol; (i)Reaction with sodium gas is produced.     (ii) Reaction with sodium hydroxide Forms sodium salt and water.     Comparison, of acidic character of phenol and ethanol Phenol is more acidic than ethanol because after losing a proton phenol forms phenoxide ion which is stabilised by resonancewhereas ethoxide ion is not.    


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