a,
\(CH_3COONa+NaOH\underrightarrow{^{CaO,to}}CH_4+Na_2CO_3\)
\(2CH_4\underrightarrow{^{1500oC}}C_2H_2+3H_2\)
\(2C_2H_2\underrightarrow{^{to,xt}}C_6H_6\)
b,
\(C_4H_{10}\underrightarrow{^{to,xt}}C_2H_6+C_2H_4\)
\(C_2H_6+Cl_2\rightarrow C_3H_5OH+HCl\)
\(C_2H_5Cl+NaOH\rightarrow C_2H_5OH+NaCl\)
\(C_2H_5OH\underrightarrow{^{to}}C_2H_4+H_2O\)
\(nC_2H_4\underrightarrow{^{to,xt}}\left(C_2H_4\right)_n\)
\(C_2H_6\underrightarrow{^{to,xt}}C_2H_4+H_2\)
\(C_2H_4+H_2O\underrightarrow{^{H^+}}C_2H_5OH\)
\(C_2H_5OH+3O_2\rightarrow2CO_2+3H_2O\)
c,
\(CH_3COONa+NaOH\underrightarrow{^{CaO,to}}CH_4+Na_2CO_3\)
\(2CH_4\underrightarrow{^{1500oC}}C_2H_2+3H_2\)
\(C_2H_2+H_2\underrightarrow{^{Pd,to}}C_2H_4\)
\(C_2H_4+H_2O\underrightarrow{^{H^+}}C_2H_5OH\)