а) CH3-CH2-CH=CH2 → CH3-CH2-C≡CH
б) CH3-CCH3,CH3CH3,CH3CH3,CH3-CBrBrBr=CH2 → CH3-CCH3,CH3CH3,CH3CH3,CH3-C≡CH
а) CH3-CH2-CH=CH2 → CH3-CH2-C≡CH
б) CH3-CCH3,CH3CH3,CH3CH3,CH3-CBrBrBr=CH2 → CH3-CCH3,CH3CH3,CH3CH3,CH3-C≡CH