CH3-CH3 + Cl2 -> CH3-CH2-Cl + HCl (на свету)
CH3-CH2-Cl -> CH2=CH2 + HCl
CH2=CH2 + Cl2-> CH2(Cl) - CH2(Cl)
CH2(Cl)-CH2(Cl) _> C2H2 + 2HCl
3C2H2 -> C6H6 (kat, t)
CH3-CH3 + Cl2 -> CH3-CH2-Cl + HCl (на свету)
CH3-CH2-Cl -> CH2=CH2 + HCl
CH2=CH2 + Cl2-> CH2(Cl) - CH2(Cl)
CH2(Cl)-CH2(Cl) _> C2H2 + 2HCl
3C2H2 -> C6H6 (kat, t)