Question

What is ethanol ? Draw the structure of ethanol

molecule. How does ethanol behave with the following:

i. Sodium

ii. Excess of conc. sulphuric acid at 443 K ?

Write chemical equation for each reaction. [3]

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Answer 1

$\bold{\huge{\underline{\underline{\rm{ Answer!}}}}}$

Ethanol is the second member of the homologous series of alcohol

i.Ethanol reacts with sodium to liberate hydrogen gas

2 2 CH CH OH Na 3 2 + 2CH CH ONa H

Sodium ethoxide $ 32 2 +

ii. Concentrated hydrochloric acid dehydrates ethanol to ethane.

CH CH OH 3 2 CH CH H O