 VanyaKEKEP 
                                                09.04.2020 16:53
                                                
                                                VanyaKEKEP 
                                                09.04.2020 16:53
                                             pavdora073539 
                                                09.04.2020 16:53
                                                
                                                pavdora073539 
                                                09.04.2020 16:53
                                             svetlanko2000 
                                                09.04.2020 16:53
                                                
                                                svetlanko2000 
                                                09.04.2020 16:53
                                             LimeAnoW 
                                                09.04.2020 16:53
                                                
                                                LimeAnoW 
                                                09.04.2020 16:53
                                             Polina4645 
                                                09.04.2020 16:54
                                                
                                                Polina4645 
                                                09.04.2020 16:54
                                             sssooonnnyyyaaa1 
                                                09.04.2020 16:55
                                                
                                                sssooonnnyyyaaa1 
                                                09.04.2020 16:55
                                             Hitecho07 
                                                21.06.2021 15:54
                                                
                                                Hitecho07 
                                                21.06.2021 15:54
                                             Shamsudi95 
                                                21.06.2021 15:52
                                                
                                                Shamsudi95 
                                                21.06.2021 15:52
                                             Fazi8833 
                                                21.06.2021 15:51
                                                
                                                Fazi8833 
                                                21.06.2021 15:51
                                            
2CH₄ ---> C₂H₂ + 2H₂ (t)
C₂H₂ + H₂ --> C₂H₄ (Kt=Ni.t)
C₂H₄ + HCl --> C₂H₅Cl