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प्रश्न
How is ethene prepared by a dehydration reaction? Give an equation and name the products formed.
उत्तर
By passing ethanol vapours through a tube containing alumina (Al2O3).at 300°C
\[\ce{\underset{\text{Ethene}}{C2H5OH} ->[Al2O3][300^\circ C] C2H4 + H2O}\]
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