VITEEE 2015 Paper

3 -methylbutanoic acid gives isobutane on decarboxylation i.e.,
CH3−

CH

| CH3

−CH2COOH

NaOH∕CaO

→

Δ

3-methylbutanoic acid
CH3−

CH

| CH3

−CH3+CO2 ↑
While Wurtz reaction of C2H5Br gives, n-butane and hydrolysis of n-butyl magnesium bromide gives n-butane but reduction of propanol with HI/P gives propane