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  4. Phenol can be distinguished from ethanol by the following reagents, except:

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Q. Phenol can be distinguished from ethanol by the following reagents, except:

NTA AbhyasNTA Abhyas 2020

Solution:

With neutral $\text{FeCl}_{\text{3}}$ solution, phenol gives violet colour solution but $\text{CH}_{\text{3}} \text{CH}_{\text{2}} \text{OH}$ does not give this test.

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Solution

Solution

Phenol cannot be distinguished from ethanol by sodium because both evolve hydrogen with sodium.

$2C_{6}H_{5}OH+2Na \rightarrow 2C_{6}H_{5}ONa+H_{2}\uparrow$

$2C_{2}H_{5}OH+2Na \rightarrow 2C_{2}H_{5}ONa+H_{2}\uparrow$