Reaction of 1-phenyl-2-chloropropane with alcoholic KOH gives mainly :

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Elimination Reactions of Haloalkanes | PadhAiPro

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MCQ (Single)Elimination Reactions of HaloalkanesCBSE PYQ

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An alkyl halide (A) of molecular formula C₆H₁₃Cl on treatment with alcoholic KOH gives two isomeric alkenes (B) and (C) of molecular formula C₆H₁₂. Both alkenes on hydrogenation give 2,3-dimethylbutane. Write the structures of (A), (B) and (C).

TextElimination Reactions of Haloalkanes

Predict all the alkenes that would be formed by dehydrohalogenation of the following halides with sodium ethoxide in ethanol and identify the major alkene:

CASE_STUDIESElimination Reactions of Haloalkanes

The treatment of alkyl chlorides with aqueous KOH leads to the formation of alcohols but in the presence of alcoholic KOH, alkenes are major products. Explain.

TextElimination Reactions of Haloalkanes

Primary alkyl halide C4H9Br (a) reacted with alcoholic KOH to give compound (b). Compound (b) is reacted with HBr to give (c) which is an isomer of (a). When (a) is reacted with sodium metal it gives compound (d), C8H18 which is different from the compound formed when n-butyl bromide is reacted with sodium. Give the structural formula of (a) and write the equations for all the reactions.

TextElimination Reactions of Haloalkanes

Identify 'A' and 'B' in the above reactions.

CASE_STUDIESNucleophilic Substitution Reactions of HaloalkanesElimination Reactions of Haloalkanes

Write main product formed when :

CASE_STUDIESNucleophilic Substitution Reactions of HaloalkanesElimination Reactions of HaloalkanesNucleophilic Substitution in Haloarenes