Pb(NO3)2+K2S=2KNO3+PbS↓
BaCl2+MgSO4=MgCl2+BaSO4↓
Na2SiO3+H2SO4=Na2SO4+H2SiO3↓
2KOH+2AgNO3=Ag2O↓+H2O+KNO3
2CsOH+MnSO4=Cs2SO4+Mn(OH)2↓
K2CO3+Ca(NO3)2=CaCO3↓+2KNO3
Hg2(NO3)2+2KOH=Hg↓+HgO↓+2KNO3++H2O
CuSO4+2NaOH=Cu(OH)2↓+Na2SO4
6Li+4H2SO4=3Li2SO4+S↓+4H2O
3CaCl2+2H3PO4=Ca3(PO4)2↓+6HCl
