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12th Class Chemistry Haloalkanes and Haloarenes / हैलोएल्केन तथा हैलोएरीन्स Question Bank 12th CBSE Chemistry Haloalkanes and Haloarenes

  • question_answer
    Alkyl chlorides can be prepared by refluxing alcohol with thionyl chloride in the presence of pyridine. Why is pyridine used?

    Answer:

                    Thionyl chloride is the chlorinating agent in the reaction. Pyridine is a tertiary base and forms a salt with \[HCl\]. Thus, it removes one of the products and facilitates the above reaction in the forward direction.


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