in pradeep's, in the preparation of haloalkanes from alcohols- by the action of halogen acids, i got-"this reaction is an example of nucleophilic substitution reaction in which the nucleophile i.e. halide ion attacks the protonated alcohol molecule with the expulsion of water!"what are the meanings of the terms 'protonated' and 'expulsion'? please explain in detail.

Sameer Ahmed , 13 Years ago

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