а) C4H8: CH3-CH=CH-CH3
б) C2H4O2: CH3-CH2-COOH
в) CH2O2: HCOOH
г) C2H4Cl2: Cl-CH2-CH2-Cl
д) C7H16: CH3-CH(CH3)-CH2-CH2-CH3
а) C4H8: CH3-CH=CH-CH3
б) C2H4O2: CH3-CH2-COOH
в) CH2O2: HCOOH
г) C2H4Cl2: Cl-CH2-CH2-Cl
д) C7H16: CH3-CH(CH3)-CH2-CH2-CH3