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4 H2S2 + 2 SO2 = 5 S2 + 4 H2O
KI(aq) + Pb(CH3COO)2(aq) = PbI2(s) + KCH3COO(aq) =>
2 KI(aq) + Pb(CH3COO)2(aq) = PbI2(s) + 2 KCH3COO(aq)
Mn2O + HClO3 = H2O + Mn(ClO3)2 + MnCl2 =>
6 Mn2O + 24 HClO3 = 12 H2O + 11 Mn(ClO3)2 + MnCl2
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
N2H4 + LiO2 = H2O + N2 + LiOH =>
3 N2H4 + 4 LiO2 = 4 H2O + 3 N2 + 4 LiOH
Al(NO3)3 + Na2CO3 = Al2(CO3)3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaNO3
XCa(NO3)2 + XAl(OH)3 = XCa(OH)2 + XAl(NO3)3 =>
3 XCa(NO3)2 + 2 XAl(OH)3 = 3 XCa(OH)2 + 2 XAl(NO3)3
O2 + P = PO3 =>
3 O2 + 2 P = 2 PO3
MnBr2 + Na = NaBr + Mn =>
MnBr2 + 2 Na = 2 NaBr + Mn
U + Pu = UPu =>
U + Pu = UPu
Ba(OH)2(aq) + (NH4)2SO4(aq) = BaSO4(aq) + NH3(g) + H2O(l) =>
Ba(OH)2(aq) + (NH4)2SO4(aq) = BaSO4(aq) + 2 NH3(g) + 2 H2O(l)
SrO + RbCl = SrCl2 + Rb2O =>
SrO + 2 RbCl = SrCl2 + Rb2O
H2CO3 + V(OH)2 = VCO3 + H2O =>
H2CO3 + V(OH)2 = VCO3 + 2 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
NaSiO3KCl = NaClKSiO3 =>
NaSiO3KCl = NaClKSiO3
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
C4H10 + O(g) = CO2(g) + H2O =>
C4H10 + 13 O(g) = 4 CO2(g) + 5 H2O
(NH4)2S + CaI2 = NH4I + CaS =>
(NH4)2S + CaI2 = 2 NH4I + CaS
Fe6O3 + Al = Al2O3 + Fe =>
Fe6O3 + 2 Al = Al2O3 + 6 Fe
Fe2NH4SO4 + KMnO4 = Fe2NH4O4 + KMnSO4 =>
Fe2NH4SO4 + KMnO4 = Fe2NH4O4 + KMnSO4
Li + HOH = LiH + OH =>
Li + HOH = LiH + OH
NaCl(ac) + AgNO3(l) = AgCl(s) + NaNO3(ac) =>
NaCl(ac) + AgNO3(l) = AgCl(s) + NaNO3(ac)
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
F + ZnBr = Zn + FBr =>
F + ZnBr = Zn + FBr
Pb(CH3COO)2 + Na2Cr2O7 + H2O = PbCrO4 + CH3COONa + CH3COOH =>
2 Pb(CH3COO)2 + Na2Cr2O7 + H2O = 2 PbCrO4 + 2 CH3COONa + 2 CH3COOH
Li3O4P + MgSO4 = Li2SO4 + Mg3(PO4)2 =>
2 Li3O4P + 3 MgSO4 = 3 Li2SO4 + Mg3(PO4)2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Al2(SO4)3 + CaO = CaSO4 + Al2O3 =>
Al2(SO4)3 + 3 CaO = 3 CaSO4 + Al2O3
Br2 + CaF2 = Ca + Br2F2 =>
Br2 + CaF2 = Ca + Br2F2
PbCl2 + NaOH = Na2[Pb(OH)4] + NaCl =>
PbCl2 + 4 NaOH = Na2[Pb(OH)4] + 2 NaCl
AsS3 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
AsS3 + 23 HNO3 = H3AsO4 + 3 H2SO4 + 23 NO2 + 7 H2O
NaO2H3 + H2SO4 = Na2SO4 + H2O =>
2 NaO2H3 + H2SO4 = Na2SO4 + 4 H2O
H2SO4(aq) + Ca(HCO3)2(aq) = H2O(l) + CO2(g) + CaSO4(aq) =>
H2SO4(aq) + Ca(HCO3)2(aq) = 2 H2O(l) + 2 CO2(g) + CaSO4(aq)
Na3N + Ca = CaN + Na =>
Na3N + Ca = CaN + 3 Na
C2H5NO2 + H2O2 = H2O + CO2 + N2 =>
2 C2H5NO2 + 9 H2O2 = 14 H2O + 4 CO2 + N2
Al2(SO4)3 + Pb(C2H3O2)4 = Al2(C2H3O2)4 + Pb(SO4)3 =>
Al2(SO4)3 + Pb(C2H3O2)4 = Al2(C2H3O2)4 + Pb(SO4)3
BaCl2 + (NH4)2CO3 = BaCO3 + NH4Cl =>
BaCl2 + (NH4)2CO3 = BaCO3 + 2 NH4Cl
Na2SO4 + K2Cl2 = K3Na(SO4)2 + Na2Cl2 =>
4 Na2SO4 + 3 K2Cl2 = 2 K3Na(SO4)2 + 3 Na2Cl2
Ca(CH3COO)2 + Na2CO3 = CaCO3 + Na(CH3COO) =>
Ca(CH3COO)2 + Na2CO3 = CaCO3 + 2 Na(CH3COO)
Br2 + RbF = RbBr + F2 =>
Br2 + 2 RbF = 2 RbBr + F2
BaCl2 + (NH4)2CO3 = BaCO3 + NH4Cl =>
BaCl2 + (NH4)2CO3 = BaCO3 + 2 NH4Cl
SO2 + Cl2 + NaOH = NaCl + Na2SO4 + H2O =>
SO2 + Cl2 + 4 NaOH = 2 NaCl + Na2SO4 + 2 H2O
KH + S = K2S + H2 =>
2 KH + S = K2S + H2
Mn + O2 = MnO2 =>
Mn + O2 = MnO2
CS + H2S + Cu = CH4 + CuS =>
CS + 2 H2S + 3 Cu = CH4 + 3 CuS
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Sn + MgBr2 = SnBr + Mg =>
2 Sn + MgBr2 = 2 SnBr + Mg
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe + HCl = Fe{2+} + Cl{2-} + H =>
Fe + HCl = Fe{2+} + Cl{2-} + H
FeCl3 + Ca(OH)2 = CaCl2 + Fe(OH)3 =>
2 FeCl3 + 3 Ca(OH)2 = 3 CaCl2 + 2 Fe(OH)3
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