C₂H₆ + Cl₂ = C₂H₅Cl + HClC₂H₅Cl + NaOH = C₂H₅OH + NaClC₂H₅OH + CuO = CH₃COH + H₂O + CuCH₃COH + Ag₂O --NH₃--> CH₃COOH + 2AgCH₃COOH + NaOH --> CH₃COONa + H₂O