Distinction among 1 °, 2 ° and 3 ° Alcohols
1 °, 2 ° and 3 ° alcohols are distinguished by Lucas test , oxidation and reduced copper .
Victor Meyer ’ s test is also used to distinguish them .
In this test , primary ( 1 °) alcohols give red colour , secondary ( 2 °) alcohols give blue colour and tertiary ( 3 °) alcohols give no colouration .
Reactions of Phenols
( i ) Electrophilic substitution reactions The -OH group attached to the benzene ring activates it towards electrophilic substitution at ortho and para positions .
( a ) Halogenation