Б) H3C-CH=CH-CH2-CH-CH2-CH3
|.
CH2-CH3
B) H3C-CH-CH=CH-CH-CH3
|. |
CH3. CH3
CH3
|
Г) H2C=C-CH-CH2-C-CH3
|. |. |
CH3 C2H5. CH3

kseny07    3   01.04.2020 01:19    2