Осуществить превращения C2H6->C2H4->C2H5OH->CH3COOH->CH3COOC2H5->C2H5OH->C2H4->CO2

C2H6⇒ (t.500) C2H4+H2C2H4+HOH⇒ (H⁺,t) C2H5OHС2H5OH+CuO⇒ (t) CH3-COH+Cu+H2OCH3COH+Ag2O⇒ (t, NH4OH) CH3COOH+2AgCH3COOH+C2H5OH⇒CH3COOC2H5+H2O эта реакция обратимаCH3COOC2H5+H2O⇒CH3COOH+C2H5OHC5H50H⇒ (t<140, H2SO4 конц) C2H4+HOHC2H4+O2⇒2CO2+2H2O