Ответ Автор - radzik969 1. СH4 +Cl2 (hv)=CH3Cl2. 2CH3Cl + 2Na = C2H6 + 2NaCl3. C2H6 + Br2 = C2H5Br C2H5Br + KOH = C2H5OH + KBr4. C2H5OH ([O], KMnO4)= CH3CHO.