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Bihar CECEBihar CECE 2005Haloalkanes and Haloarenes
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Solution:
R−CH2−CH2X+KOH(alc)→R−CH=CH2+KX+H2O
Alkyl halide undergo β− elimination to form alkene ∴ Elimination reaction is correct choice.
(i) Nudeophilic substitution reaction is used to convert alcohol into alkyl halide.
(ii) In rearrangement reaction one molecule changes into other via internal changes.