2H2O + 2Na = 2NaOH + H2
2NaOH + H2SO4 = Na2SO4 + 2H2O
3NaOH + AlCl3 = Al(OH)3 + 3NaCl
2Al(OH)3 = Al2O3 + H2O (прокаливание)
2H2O + 2Na = 2NaOH + H2
2NaOH + H2SO4 = Na2SO4 + 2H2O
3NaOH + AlCl3 = Al(OH)3 + 3NaCl
2Al(OH)3 = Al2O3 + H2O (прокаливание)