1.

Give two reaction that show the acidic nature of phenol. Compare acidity of phenol with that of ethanol.

Answer»

Solution :The reactions showing acidic nature of phenol are :
(i) Phenol reacts with active metals like sodium to liberate `H_(2)` gas.

(ii) Phenol dissolves in `NAOH` to FORM sodium phenoxide and water.

Comparison of acidic character of phenol and ETHANOL : Phenol is more acidic than ethanol. Phenoxide ION left after the loss of a proton from phenol is stabilised by resonance while ethoxide ion (left after loss of a proton from ethanol) is not stabilised.


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