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Chemistry
4. Carbon and its Compounds
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Q38 of 60 Page 33

A gas is evolved when ethanol reacts with sodium. Name the gas evolved and also write the balanced chemical equation of the reaction involved.

When ethanol reacts with sodium, hydrogen gas (H2) is evolved.


This reaction can be shown by following equation.


2CH3CH2OH + 2Na → 2CH3CH2ONa + H2


This is an oxidation-reduction reaction. Na is oxidized, and H is reduced.


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Intake of small quantity of methanol can be lethal. Comment.

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Ethene is formed when ethanol at 443 K is heated with excess of concentrated sulphuric acid. What is the role of sulphuric acid in this reaction? Write the balanced chemical equation of this reaction.

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Carbon, Group (14) element in the Periodic Table, is known to form compounds with many elements. Write an example of a compound formed with

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Questions · 60
4. Carbon and its Compounds
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