а) CH4 -> C2H2 -> C6H6 -> C6H5Cl2CH4 -> C2H2 + 3HC2H2 + 3H2 -> C6HC6H6 + Cl2 -> C6H5Cl + HCl
б) CaCO3 -> CaC2 -> C2H2 -> C2H4 -> C2H5Cl -> buteneCaCO3 -> CaO + CO2CaO + 5C -> 2CaC2 + COCaC2 + 2H2O -> C2H2 + Ca(OH)C2H2 -> C2HC2H4 + HCl -> C2H5CC2H4 -> butene
в) CH4 -> C2H6 -> C3H8 -> C6H14 -> C6H6 -> C6H5NO2CH4 + 2H2 -> C2HC2H6 + H2 -> C3HC3H8 -> C6H1C6H14 -> C6H6 + 8HC6H6 + HNO3 -> C6H5NO2 + H2O
а) CH4 -> C2H2 -> C6H6 -> C6H5Cl
2CH4 -> C2H2 + 3H
C2H2 + 3H2 -> C6H
C6H6 + Cl2 -> C6H5Cl + HCl
б) CaCO3 -> CaC2 -> C2H2 -> C2H4 -> C2H5Cl -> butene
CaCO3 -> CaO + CO
2CaO + 5C -> 2CaC2 + CO
CaC2 + 2H2O -> C2H2 + Ca(OH)
C2H2 -> C2H
C2H4 + HCl -> C2H5C
C2H4 -> butene
в) CH4 -> C2H6 -> C3H8 -> C6H14 -> C6H6 -> C6H5NO2
CH4 + 2H2 -> C2H
C2H6 + H2 -> C3H
C3H8 -> C6H1
C6H14 -> C6H6 + 8H
C6H6 + HNO3 -> C6H5NO2 + H2O