CH3OH--CH3Br--C2H6--C2H6--C2H5Cl--C2H5OH
УРАВНЕНИЯ И УСЛОВИЯ РЕАКЦИЙ?
1.CH3OH + HBr = CH3Br + H2O 2.CH3Br + 2Na + CH3Br = C2H6 + 2NaBr 3.C2H6 + Cl2 = C2H5Cl + HCl 4.C2H5Cl + NaOH = C2H5OH + NaCl