CH4+Cl2=CH3Cl+HCl
2CH3Cl+2Na=2NaCl+C2H6
C2H6+Cl2=C2H5Cl+HCl
C2H5Cl+2Na+ClCH3=2NaCl +C3H8
C3H8=C3H4+2H2.
CH4+Cl2=CH3Cl+HCl
2CH3Cl+2Na=2NaCl+C2H6
C2H6+Cl2=C2H5Cl+HCl
C2H5Cl+2Na+ClCH3=2NaCl +C3H8
C3H8=C3H4+2H2.