Помогите!! Na>NaOH>Fe(OH)3>F2O3
Na → NaOH → Fe(OH)3 → Fe2O3 2Na + 2H2O = 2NaOH + H2↑ FeCl3 + 3NaOH → Fe(OH)3↓ + 3NaCl 2Fe(OH)3 = Fe2O3 + 3H2O
2Na+2H2O=H2+2NaOH 3NaOH+FeCl3=3NaCl+Fe(OH)3↓ 2Fe(OH)3 = Fe2O3+3H2O