а) C2H4 + HBr --> C2H5Br (A)
б) CH3-C≡C-CH3 + H2 --> CH3-CH=CH-CH3 (Б)
в) CH3-C≡C-CH2-CH3 + Br2 (В) --> CH3-CBr=CBr-CH2-CH3
г) nC2H3Cl (кат)--> n(-CH2-CHCl-)
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Answers & Comments
а) C2H4 + HBr --> C2H5Br (A)
б) CH3-C≡C-CH3 + H2 --> CH3-CH=CH-CH3 (Б)
в) CH3-C≡C-CH2-CH3 + Br2 (В) --> CH3-CBr=CBr-CH2-CH3
г) nC2H3Cl (кат)--> n(-CH2-CHCl-)