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Q.
The correct IUPAC name of $ CH_{3}CH_{2}COOH $ is :
AFMCAFMC 2004
Solution:
For carboxylic acid $ - \underset{\overset{||}{O}}{C} - O - H$
General name
Alkane $- e +$ ioc acid $\rightarrow$ alkanoic acid
$\overset{3}{ C}H_{3} \overset{2}{ C }_{2} H _{2} \overset{1}{ C}OOH $
IUPAC = Propanoic acid
Common name = Propionic acid