No Stucture a me Alkyl group name 1 CH4 Methane CH methyl 2 CH3CH Ethane CH3, Ethyl 3 CH3CH2CH3 Propane CH3 CH,CH2 Propyl 4 CH3(CH2)CH3 Butane CH3(CH2)CH2 Butyl 5 CH3(CH)3CH3 Pentane 6 CH3(CH2)4CH H exane 3333 7 CH3(CH2) CH3 Heptane 8 CH3(CH2CH Octane 9 CH3(CH2)CH Nonane 10 CH3(CH2)8CH3 DecaneNo Stucture Name Alkyl group name 1 CH4 Methane CH3 - methyl 2 CH3 CH3 Ethane CH3 CH2 - Ethyl 3 CH3 CH2 CH3 Propane CH3 CH2 CH2 - Propyl 4 CH3 (CH2 ) 2 CH3 Butane CH3 (CH2 ) 2 CH2 - Butyl 5 CH3 (CH2 ) 3 CH3 Pentane 6 CH3 (CH2 ) 4 CH3 Hexane 7 CH3 (CH2 ) 5 CH3 Heptane 8 CH3 (CH2 ) 6 CH3 Octane 9 CH3 (CH2 ) 7 CH3 Nonane 10 CH3 (CH2 ) 8 CH3 Decane