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Reaction of alkyl halide with alcoholic KOH is called
- a)chlorination
- b)hydrogenation
- c)halogenation
- d)dehydrohalogenation
Correct answer is option 'D'. Can you explain this answer?
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Reaction of alkyl halide with alcoholic KOH is calleda)chlorinationb)h...
Dehydrohalogenation of Alkyl Halide with Alcoholic KOH
Dehydrohalogenation is a type of elimination reaction where an alkyl halide reacts with a strong base, such as alcoholic KOH, to form an alkene by the removal of a hydrogen halide molecule.
Mechanism of Dehydrohalogenation
- The alcoholic KOH acts as a strong base and abstracts a proton from the alkyl halide, forming an alkoxide ion.
- The alkoxide ion then eliminates a halide ion, resulting in the formation of an alkene.
Significance of Alcoholic KOH
- Alcoholic KOH is preferred over other bases for dehydrohalogenation reactions due to its strong basicity and ability to dissolve in alcohol, facilitating the reaction.
- The presence of alcohol in the reaction mixture helps in stabilizing the alkoxide ion formed during the reaction.
Formation of Alkene
- The elimination of a hydrogen halide molecule leads to the formation of an alkene from the alkyl halide.
- This process is important in organic synthesis for the preparation of alkenes from alkyl halides.
Conclusion
In conclusion, the reaction of alkyl halide with alcoholic KOH results in dehydrohalogenation, leading to the formation of an alkene. This reaction is significant in organic chemistry for the synthesis of alkenes and is commonly used in various chemical transformations.
Dehydrohalogenation is a type of elimination reaction where an alkyl halide reacts with a strong base, such as alcoholic KOH, to form an alkene by the removal of a hydrogen halide molecule.
Mechanism of Dehydrohalogenation
- The alcoholic KOH acts as a strong base and abstracts a proton from the alkyl halide, forming an alkoxide ion.
- The alkoxide ion then eliminates a halide ion, resulting in the formation of an alkene.
Significance of Alcoholic KOH
- Alcoholic KOH is preferred over other bases for dehydrohalogenation reactions due to its strong basicity and ability to dissolve in alcohol, facilitating the reaction.
- The presence of alcohol in the reaction mixture helps in stabilizing the alkoxide ion formed during the reaction.
Formation of Alkene
- The elimination of a hydrogen halide molecule leads to the formation of an alkene from the alkyl halide.
- This process is important in organic synthesis for the preparation of alkenes from alkyl halides.
Conclusion
In conclusion, the reaction of alkyl halide with alcoholic KOH results in dehydrohalogenation, leading to the formation of an alkene. This reaction is significant in organic chemistry for the synthesis of alkenes and is commonly used in various chemical transformations.
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Reaction of alkyl halide with alcoholic KOH is calleda)chlorinationb)hydrogenationc)halogenationd)dehydrohalogenationCorrect answer is option 'D'. Can you explain this answer?
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Reaction of alkyl halide with alcoholic KOH is calleda)chlorinationb)hydrogenationc)halogenationd)dehydrohalogenationCorrect answer is option 'D'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about Reaction of alkyl halide with alcoholic KOH is calleda)chlorinationb)hydrogenationc)halogenationd)dehydrohalogenationCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Reaction of alkyl halide with alcoholic KOH is calleda)chlorinationb)hydrogenationc)halogenationd)dehydrohalogenationCorrect answer is option 'D'. Can you explain this answer?.
Reaction of alkyl halide with alcoholic KOH is calleda)chlorinationb)hydrogenationc)halogenationd)dehydrohalogenationCorrect answer is option 'D'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about Reaction of alkyl halide with alcoholic KOH is calleda)chlorinationb)hydrogenationc)halogenationd)dehydrohalogenationCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Reaction of alkyl halide with alcoholic KOH is calleda)chlorinationb)hydrogenationc)halogenationd)dehydrohalogenationCorrect answer is option 'D'. Can you explain this answer?.
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