1)CaO + 2NaOH = Na2o + Ca(OH)2
2)Cu(OH)2 + 2NaOH = Na2[Cu(OH)4]
3)HCl+NaOH= NaCl+H2O
4) не знаю (наверно не протекает)
5)2NaOH + SO2 = Na2SO3+H2O
6)NaOH + H2S = NaHS + H2O
7)2NaOH+N2O5=2NaNO3+H2O
1)CaO + 2NaOH = Na2o + Ca(OH)2
2)Cu(OH)2 + 2NaOH = Na2[Cu(OH)4]
3)HCl+NaOH= NaCl+H2O
4) не знаю (наверно не протекает)
5)2NaOH + SO2 = Na2SO3+H2O
6)NaOH + H2S = NaHS + H2O
7)2NaOH+N2O5=2NaNO3+H2O