K20 + H20 = 2KOH Mg + 2HCl = MgCl2 + H2
Ag20 = Ag + 02
FeCl2 + NaOH =
Fe(OH)2 + NaCl
CrCl3 + Cr = CrCl2
I
ZnS + HCl = ZnCl2 + H2S
Fe2O3 + H2 = Fe + H20
NH3 = N2 + H2
WO3 + H2 = W + H2O
Al + 02 = A 203
MgO + HBr = MgBr2 + H2O
FeCl2 + Cl2 = FeCl3
NaOH + H3PO4 = Na3PO4 + H2O
MnO2 + Al = Al203 + Mn