1.

In phenol carbal atom attached to -OH group undergoes :

Answer»

`sp^(3)` hybridisation
sp hybridisation
`sp^(2)` hybridisation
No hybridisation

Solution :In PHENOL, the -OH group is ATTACHED to `sp^(2)` hybridised cabon while in ETHANOL, it is attached to `sp^(3)` hybridised.


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