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Na2S + Cu(OH)2 = CuS + 2 NaOH
CaS + K3PO4 = Ca3(PO4)2 + K2S =>
3 CaS + 2 K3PO4 = Ca3(PO4)2 + 3 K2S
MgS + FeSO4 = MgSO4 + FeS =>
MgS + FeSO4 = MgSO4 + FeS
SrCO3 + KClO3 + C + S = K2S + SrCl + CO2 =>
2 SrCO3 + 2 KClO3 + 4 C + S = K2S + 2 SrCl + 6 CO2
La4Re2O10 + BaCO3 + ReO3 + CoO = BaLaCoReO6 + CO2 =>
La4Re2O10 + 4 BaCO3 + 2 ReO3 + 4 CoO = 4 BaLaCoReO6 + 4 CO2
Sr(OH)2 + CH3COOH = CH3(OH)2 + SrCOOH =>
Sr(OH)2 + CH3COOH = CH3(OH)2 + SrCOOH
C6H12O6 = C6H10O4 + CO2 + H2O =>
13 C6H12O6 = 12 C6H10O4 + 6 CO2 + 18 H2O
C6H13SH + O2 = CO2 + H2O + S2 =>
2 C6H13SH + 19 O2 = 12 CO2 + 14 H2O + S2
AlNO3 + Na2S = Al2S + NaNO3 =>
2 AlNO3 + Na2S = Al2S + 2 NaNO3
IK + KMnO4 + H2SO4 = I2 + K2SO4 + MnSO4 + H2O =>
10 IK + 2 KMnO4 + 8 H2SO4 = 5 I2 + 6 K2SO4 + 2 MnSO4 + 8 H2O
KO5 + CO2 = K4C5O5 + O3 =>
12 KO5 + 15 CO2 = 3 K4C5O5 + 25 O3
CO12H26 + O2 = CO2 + H2O =>
2 CO12H26 + 3 O2 = 2 CO2 + 26 H2O
HI + NH3 = NI + H4 =>
HI + NH3 = NI + H4
Pb(NO3)2 + NH4Cl = Cl(NO3)2 + PbNH4 =>
Pb(NO3)2 + NH4Cl = Cl(NO3)2 + PbNH4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KOH + H3PO4 = K2HPO4 + H2O = KOH + H3PO4 =>
2 KOH + H3PO4 = K2HPO4 + 2 H2O
NaBH4 + HCl = H2 + NaBH3Cl =>
NaBH4 + HCl = H2 + NaBH3Cl
C3H6O3 + O2 = CO2 + H2O =>
C3H6O3 + 3 O2 = 3 CO2 + 3 H2O
Mg(HCO3)2 + H2SO4 = MgSO4 + H2O + CO2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2O + 2 CO2
Fe2O3 + Pb4 = PbO2 + Fe =>
8 Fe2O3 + 3 Pb4 = 12 PbO2 + 16 Fe
NaNO2 + FeSO4 = NO2 + Na2SO4 + Fe =>
2 NaNO2 + FeSO4 = 2 NO2 + Na2SO4 + Fe
Ni + Fe2SO4 = Fe + Ni(SO4)2 =>
Ni + 2 Fe2SO4 = 4 Fe + Ni(SO4)2
K2CrO4 + BaCl2 = KCl + BaCrO4 =>
K2CrO4 + BaCl2 = 2 KCl + BaCrO4
Na2Cl + H2O = NaOH + Cl + H =>
Na2Cl + 2 H2O = 2 NaOH + Cl + 2 H
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
NaS + HCl = S + NaHCl =>
NaS + HCl = S + NaHCl
Ni + H2SO4 = NiSO4 + S + H2O =>
3 Ni + 4 H2SO4 = 3 NiSO4 + S + 4 H2O
FeO + H2O + O2 = Fe2O33H2O =>
4 FeO + 2 H2O + 31 O2 = 2 Fe2O33H2O
S3Br1 + Cl = S3Cl + Br =>
S3Br1 + Cl = S3Cl + Br
Na2I2 + H3PO4 = H2I2 + Na3PO4 =>
3 Na2I2 + 2 H3PO4 = 3 H2I2 + 2 Na3PO4
FeO + H2O + O2 = Fe2O33H2O =>
4 FeO + 2 H2O + 31 O2 = 2 Fe2O33H2O
BaCl2(aq) + Na2SO4(aq) = NaCl(aq) + BaSO4(s) =>
BaCl2(aq) + Na2SO4(aq) = 2 NaCl(aq) + BaSO4(s)
Al2(SO4)3H2O = Al2(SO4)3 + H2O =>
Al2(SO4)3H2O = Al2(SO4)3 + H2O
NaCl + O2 = NaClO3 =>
2 NaCl + 3 O2 = 2 NaClO3
Fe + Au2 = FeAu2 =>
Fe + Au2 = FeAu2
Na + Ca(OH)2 = Ca + NaOH =>
2 Na + Ca(OH)2 = Ca + 2 NaOH
LaO + H2O = La(OH)2 =>
LaO + H2O = La(OH)2
N2O = N2 + (O2) =>
2 N2O = 2 N2 + (O2)
MnO4 + H{+} + Br{-} = Mn{2+} + Br2 + H2O =>
MnO4 + 8 H{+} + 6 Br{-} = Mn{2+} + 3 Br2 + 4 H2O
Rb2SO4 + NaOH = RbOH + Na2SO4 =>
Rb2SO4 + 2 NaOH = 2 RbOH + Na2SO4
Na3AsO4 + (NH4)2MoO4 + HNO3 = (NH4)3AsMo12O40 + H2O + NaNO3 + NH4NO3 =>
Na3AsO4 + 12(NH4)2MoO4 + 24 HNO3 = (NH4)3AsMo12O40 + 12 H2O + 3 NaNO3 + 21 NH4NO3
O75 = O15 =>
O75 = 5 O15
Br2 + NaI = Na2Br2 + I =>
Br2 + 2 NaI = Na2Br2 + 2 I
FeCuS2 + O2 = CuO + Fe2O3 + SO4 =>
4 FeCuS2 + 21 O2 = 4 CuO + 2 Fe2O3 + 8 SO4
C2H5SH + O2 = CO2 + SO4 + H2O =>
2 C2H5SH + 11 O2 = 4 CO2 + 2 SO4 + 6 H2O
H2SO4 + CH3COO = HSO4 + CH3COOH =>
H2SO4 + CH3COO = HSO4 + CH3COOH
C2H5KO + CH3Br = CH3O + C2H5KBr =>
C2H5KO + CH3Br = CH3O + C2H5KBr
KBr + H2O + Cl2 = KCl + HBr + O =>
2 KBr + H2O + Cl2 = 2 KCl + 2 HBr + O
C4H5N3O + O2 = CO2 + H2O + N2 =>
4 C4H5N3O + 19 O2 = 16 CO2 + 10 H2O + 6 N2
Na2SO3(aq) + KOH(aq) = NaOH(s) + K2SO3(aq) =>
Na2SO3(aq) + 2 KOH(aq) = 2 NaOH(s) + K2SO3(aq)
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