СH4 + Cl2 --> CH3Cl
CH3Cl + KOH --> CH3OH + KCl
CH3OH + CuO --> HCHO + Cu + H2O
HCHO + Ag2O --> HCOOH + 2Ag
СH4 + Cl2 --> CH3Cl
CH3Cl + KOH --> CH3OH + KCl
CH3OH + CuO --> HCHO + Cu + H2O
HCHO + Ag2O --> HCOOH + 2Ag