Class 12 Chemistry Notes – Chemical Reactions of Alcohols

Dehydration of alcohol:-

Regent used is concentrated H2SO4 Δ. It proceeds via carbocation intermediate

Class 12 Chemistry Notes   Chemical Reactions of Alcohols

Mechanism:-

(i)                  Electrophilic attack of

Class 12 Chemistry Notes   Chemical Reactions of Alcohols

(ii)                Formation of intermediate:-

Class 12 Chemistry Notes   Chemical Reactions of Alcohols

(iii)               Removal of proton to give alkene

Class 12 Chemistry Notes   Chemical Reactions of Alcohols

 

Oxidation of alcohols:-

Class 12 Chemistry Notes   Chemical Reactions of Alcohols

 

Dehydrogenation alcohols:-

Reagent = heated copper 10 alcohol gives aldehyde, 20 gives ketones 30 alcohol gives nothing (no reaction)

Class 12 Chemistry Notes   Chemical Reactions of Alcohols

 

Other reactions of alcohols:-

Class 12 Chemistry Notes   Chemical Reactions of Alcohols

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