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A Compound 'X' on Heating with Excess Conc. Sulphuric Acid at 443 K Gives an Unsaturated Compound 'Y'. 'X' Also Reacts with Sodium Metal to Evolve a Colourless Gas 'Z'. Identify 'X', 'Y' and 'Z'. Write the Equation of the Chemical Reaction of Formation of 'Y' and Also Write the Role of Sulphuric Acid in the Reaction. - Science

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A compound 'X' on heating with excess conc. sulphuric acid at 443 K gives an unsaturated compound 'Y'. 'X' also reacts with sodium metal to evolve a colourless gas 'Z'. Identify 'X', 'Y' and 'Z'. Write the equation of the chemical reaction of formation of 'Y' and also write the role of sulphuric acid in the reaction.

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X, Y and Z are alcohol, alkene and hydrogen respectively.

Suppose X is ethanol, it gives alkene on reacting with conc. H2SO4

Role of sulphuric acid: It is used as a dehydrating agent in the above reaction.

Concept: Saturated and Unsaturated Carbon Compounds
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