Question

CH4→C2H2→C6H6→C6H5C1

Answer 1

2CH4 --(t,kat)-- CH≡CH + 3H2
3CH≡CH --(t,Cакт)-- C6H6
C6H6 + Cl2 ---- C6H5Cl + HCl

Answer 2

1)2СH4 ---1500*C ---> C2H2 + 3H2
2)3C2H2 --t . Cakt ---> C6H6
3)C6H6 + Cl2 --FeCl3--> C6H5Cl + HCl