Distinguishing testMediumQuestion 780005
Question
Phenol can be distinguished from alcohol by:
- AFeCl₃ test (phenol gives violet/purple colour)Correct
- BLucas test
- CTollens' test
- D2,4-DNP test
Correct answer
FeCl₃ test (phenol gives violet/purple colour)
Explanation
Phenol reacts with FeCl₃ to give a characteristic violet/purple colour (ferric phenoxide complex). Alcohols do not give this test.