3 Al$OH$2 + 3 SO2 -> Al2$SO4$3 + 3 H2O
2 Ca$OH$2 + 5 Cl2O -> 2 Ca$ClO$2 + 4 HCl + O2
6 NaOH + 7 Cl2O7 -> 6 NaClO4 + 3 H2O
2 Ca$OH$2 + 2 N2O3 -> 2 Ca$NO3$2 + 2 H2O
2 NaOH + Zn$OH$2 -> Na2Zn$OH$4
3 Cr2O3 + 6 CaO -> 3 CaCr2O4