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

  • question_answer
    Sodium metal cannot be used for drying alcohols. Assign reason.

    Answer:

                     Sodium metal reacts with alcohol to evolve hydrogen gas. Moreover, it also catches fire in hatr. Therefore, it can not be used for drying alcohol. \[\underset{\text{Ethanol}}{\mathop{2{{C}_{2}}{{H}_{5}}OH}}\,\,+2Na\xrightarrow{\,}\,\underset{\text{Sod}\text{.}\,\text{ethoxide}}{\mathop{2{{C}_{2}}{{H}_{5}}\,ONa}}\,+{{H}_{2}}\]


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