` 1, CH_4 + Cl_2 ` $\xrightarrow{as}$ ` CH_3Cl+HCl `

` 2, CH_3Cl + NaOH ` $\xrightarrow{t^o, p}$ ` CH_3OH + NaCl `

` 3, CH_3OH + CH_3COOH ` $\buildrel{{H_2SO_4 đ}}\over\leftrightharpoons$ ` CH_3COOCH_3 + H_2O `

` 4, C_2H_4 + H_2O ` $\xrightarrow{H^+, t^o}$ ` C_2H_5OH `

` 5, C_2H_5OH +O_2 ` $\xrightarrow{men giấm}$ ` CH_3COOH +H_2O `

` 6, CH_3OH+CO ` $\xrightarrow[xt]{t^o}$ ` CH_3COOH `

` 7, CH_3COOH + CH_3OH ` $\buildrel{{H_2SO_4 đ}}\over\leftrightharpoons$ ` CH_3COOCH_3 + H_2O `

` 8, 2CH_4 ` $\xrightarrow[LLN]{t^o}$ ` C_2H_2 +3H_2 `

` 9, C_2H_4 ` $\xrightarrow[xt]{t^o}$ ` C_2H_2 +H_2 `

` 10, C_2H_2+2H_2 ` $\xrightarrow{Ni, t^o}$ ` C_2H_6 `

` 11, C_2H_6 ` $\xrightarrow[xt]{t^o}$ ` C_2H_4+H_2 `

` 12, CH_4+2O_2 ` $\xrightarrow{t^o}$ ` CO_2 + 2H_2O `

` 13, CaC_2+2H_2O to Ca(OH)_2+C_2H_2 `