Viết ptpu theo chuỗi sau và ghi các điều kiện phản ứng a/ butan–> etan–> etyl clorua –> butan –> metan –> cacbon b/ nhôm cacbua –> metan –> met

a/

\({C_4}{H_{10}}{\text{ }}\xrightarrow{{Cracking}}{C_2}{H_4}{\text{ }} + {\text{ }}{C_2}{H_6}\)

\({C_2}{H_6} + C{l_2}\xrightarrow{{a/s}}{C_2}{H_5}Cl + HCl\)

\(2{C_2}{H_5}Cl + 2Na\xrightarrow{{\text{ete khan}}}{C_4}{H_{10}} + 2NaCl\)

\({C_4}{H_{10}}{\text{ }}\xrightarrow{{Cracking}}C{H_4}{\text{ }} + {\text{ }}{C_3}{H_6}\)

\(C{H_4}\xrightarrow{{{{1000}^o}C}}{\text{ }}C{\text{ }} + {\text{ 2}}{H_2}\)

b/

\(A{l_4}{C_3}{\text{ }} + {\text{ }}12{H_2}O{\text{ }} \to 4Al{\left( {OH} \right)_{3{\text{ }}}}{\text{ +  }}3C{H_4} \uparrow \)

\(C{H_4} + C{l_2}\xrightarrow{{a/s}}C{H_3}Cl + HCl\)

\(2C{H_3}Cl + 2Na\xrightarrow{{\text{ete khan}}}{C_2}{H_6} + 2NaCl\)

\({C_2}{H_6} + C{l_2}\xrightarrow{{a/s}}{C_2}{H_5}Cl + HCl\)