Alkyl groups

Question 1

Methane

Answer 1

Parent Structure: CH4
Alkyl Structure: CH4 –
Name of Alkyl group: methyl

Question 2

Ethane

Answer 2

Parent Structure: CH3CH3
Alkyl Structure: CH3CH2–
Name of Alkyl group: ethyl

Question 3

Propane

Answer 3

Parent Structure: CH3CH2CH3
Alkyl Structure: CH3CH2CH2--
              |
--- CH3CHCH3 = isopropyl 
Name of Alkyl group: propyl

Question 4

n-butane

Answer 4

Parent Structure: CH3CH2CH2CH3
Alkyl Structure: CH3CH2CH2CH2--
                     |
-- CH3CH2CHCH3 = sec-butyl (secondary) 
Name of Alkyl group: butyl

Question 5

isobutane

Answer 5

Parent Structure: CH3
                                 |
                       CH3CHCH3
Alkyl Structure: CH3
                                 |
                       CH3CHCH2--
Name of Alkyl group: isobutyl