-H2;t 1)С2H6------>C2H4+H2 -H2;t 2)C2H4------> C2H2 Hg 3)C2H2+H2O--------> C2H4O 4)C2H4O+{O}------>CH3COOH 5)CH3COOH+NaOH------->CH3COONa+H2O