(ii)
Because of greater stability of secondary carbocation than
primary 6 9
Rationalised 2023-24
After studying this Unit, you will be
•able to
name 
alcohols, 
phenols 
and
ethers according to the IUPAC
system of nomenclature;
•
discuss the reactions involved in
the preparation of alcohols from
alkenes, aldehydes, ketones and
carboxylic acids;
•
discuss the reactions involved in
the preparation of phenols from
haloarenes, benzene sulphonic
acids, 
diazonium 
salts 
and
cumene;
•
discuss 
the 
reactions 
for
preparation 
of 
ethers 
from
(i) alcohols and (ii) alkyl halides
and sodium alkoxides/aryloxides;
•
correlate physical properties of
alcohols, phenols and ethers with
their structures;
•
discuss chemical reactions of the
three classes of compounds on
the basis of their functional
groups Objectives
Alcohols, phenols and ethers are the basic compounds for the
formation of detergents, antiseptics and fragrances, respectively