Draw the structural formula of each of the following :

Alkane

(a) Methane

(b) Ethane

(c) Propane

(d) Butane — chain isomers
    (i) 1-butane [n-butane]
    (ii) 2-methyl propane [iso-butane]

(e) Pentane — chain isomers
    (i) 1-pentane [n-pentane]
    (ii) 2-methyl butane [iso-pentane]
    (iii) 2-2-dimethylpropane [neo-pentane]

Draw the structural formula of each of the following :

Aldehydes

(a) Methanal [formaldehyde]

(b) Ethanal [acetaldehyde]

(c) Propanal [propionaldehyde]

(d) Butanal [butraldehyde]

Draw the structural formula of each of the following :

Alcohol

(a) Methanol [methyl alcohol]

(b) Ethanol [ethyl alcohol]

(c) Propanol — Position isomers
    (i) 1-propanol [n-propylalcohol]
    (ii) 2-propanol [iso-propylalcohol]

(d) Butanol — Position isomers
    (i) 1-butanol
    (ii) 2-butanol
    — Chain isomers
    (i) 2-methyl propan-1-ol
    (ii) 2-methyl propan-2-ol

(e) Pentanol — Position isomers
    (i) 1-pentanol
    (i) 2-pentanol
    (i) 3-pentanol

Draw the structural formula of each of the following :

Alkene

(a) No corresponding alkene

(b) Ethene

(c) Propene

(d) Butene — Position isomers
    (i) 1-butene
    (ii) 2-butene
    — Chain isomer
    (i) 2-methyl prop-1-ene

(e) Pentene — Position isomers
    (i) 1-pentene     (i) 2-pentene     — Chain isomer
    (i) 2-methyl but-1-ene
    (ii) 3-methyl but-1-ene