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(a) Wrtie the functional groups present ...

(a) Wrtie the functional groups present in an aldehyde and a carboxylic acid.
(b) How would you distinguish between an alcohal and a carboxylic acid ?
© what happens when ethanoic acid is warmed with ethanol in the presence of a few drops of concentrated sulphuric acid ? write equation of the reaction involved.
(d) What happens when a piece of sodium metal is added to ethanol ? write equation of the reaction involved.
(e) Describe how ethene can be prepared from ethanol ? Give an equation of the reaction and state the condittions.

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