С + 2H2 -> CH4
CH4 + Cl2 -> CH3-Cl + HCl
CH3-Cl + 2Na + Cl-CH3 -> CH3-CH3 + 2NaCl
CH3-CH3 + Cl2 -> CH3-CH2-Cl + HCl
С + 2H2 -> CH4
CH4 + Cl2 -> CH3-Cl + HCl
CH3-Cl + 2Na + Cl-CH3 -> CH3-CH3 + 2NaCl
CH3-CH3 + Cl2 -> CH3-CH2-Cl + HCl