Preparation of Alkenes – Class 12 Chemistry Chapter Hydrocarbons Notes
Methods of Preparation of Alkenes are as follow: By Dehydration of Alcohols: The removal of water is called dehydration. Alcohols when heated with dehydrating agents like H2SO4 or Al2O3 or P4O10 (also written as P2O5) they lose water so they are dehydrated to corresponding alkenes. The ease of dehydration in alcohols is in the order …
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