Hoàn thành sơ đồ:

Tinh bột\(\underrightarrow{\left(1\right)}C_6H_{12}O_6\underrightarrow{\left(2\right)}C_2H_5OH\underrightarrow{\left(3\right)}CO_2\underrightarrow{\left(4\right)}Na_2CO_3\underrightarrow{\left(5\right)}CH_3COONa\)

\(C_2H_5OH\underrightarrow{\left(6\right)}H_2\)

\(C_2H_5OH\underrightarrow{\left(7\right)}CH_3COOC_2H_5\)

Viết PTHH theo sơ đồ:

\(CaC_2\underrightarrow{\left(1\right)}C_2H_2\underrightarrow{\left(2\right)}C_2H_4\underrightarrow{\left(3\right)}C_2H_5OH\underrightarrow{\left(4\right)}CH_3COOH\underrightarrow{\left(5\right)}CH_3COOC_2H_5\)