Test to differentiate between ethanol `(CH_(3)CH_(2)OH)` and phenol (Ph-OH) is /are

Test to differentiate between underset(("methanol"))((CH_(3)OH)) and underset(("Phenol"))(Ph-OH) is /are:

Which one of the following reagent can differentiate between C_(2)H_(4)OH and CH_(3)OH ?

Distinction between pairs of compounds Ethanol (CH_(3)CH_(2)OH) and Phenol (C_(6)H_(5)OH)