ПОМОГИТЕ С ХИМИЕЙ,ПРОШУ! 1) CnH2n+2 ->CnH2n 2)CnH2n -> CnH2n-2 3)CnH2n-2-> CnH2n-6 4)CnH2n ->C2H2n-8 5)C2H2n-8->CnH2n-6
1) C2H6---------> C2H4 2)C2H4----------> C2H2 3)C3H4---------->C3H