C→CH4→C2H6→C2H4→C2H5OH→CH3→COO2H5=
C + 2H2 = CH4 CH4 + Cl2 = CH3Cl + HCl 2CH3Cl + 2Na = 2NaCl + C2H6 C2H6 (t, Ni)= C2H4 + H2 C2H4 + HOH = C2H5OH C2H5OH + CuO (t)= Cu + H2O + CH3COH CH3COH + Ag2O = CH3COOH + 2Ag CH3COOH + C2H5OH = CH3COOC2H5 + HOH.