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FeS2 + 7 MnO2 + 6 H2SO4 = FeSO4 + 7 MnSO4 + 6 H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
MoO3 + Zn + H2SO4 = Mo2O3 + ZnSO4 + H2O =>
2 MoO3 + 3 Zn + 3 H2SO4 = Mo2O3 + 3 ZnSO4 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Fe(NO3)2 + NaCl = NaNO3 + FeCl2 =>
Fe(NO3)2 + 2 NaCl = 2 NaNO3 + FeCl2
FeS2 + MnO2 + H2SO4 = Fe2(SO4)3 + MnSO4 + H2O =>
2 FeS2 + 15 MnO2 + 14 H2SO4 = Fe2(SO4)3 + 15 MnSO4 + 14 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
H3PO4(aq) + Mn(OH)2(s) = Mn3(PO4)2(s) + H2O(i) =>
2 H3PO4(aq) + 3 Mn(OH)2(s) = Mn3(PO4)2(s) + 6 H2O(i)
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C8H5KO4 + NaOH = NaC8H4KO4 + H2O =>
C8H5KO4 + NaOH = NaC8H4KO4 + H2O
HNO3 + Ca(OH)2 = H2O + Ca(NO3)2 =>
2 HNO3 + Ca(OH)2 = 2 H2O + Ca(NO3)2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
HCIO4(aq) + Ba(OH)2(s) = Ba(CIO4)2(s) + H2O(l) =>
2 HCIO4(aq) + Ba(OH)2(s) = Ba(CIO4)2(s) + 2 H2O(l)
H2O2 + PbSO4 = PbO2 + H2SO4 =>
H2O2 + PbSO4 = PbO2 + H2SO4
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
BF3 + H2O = HF + H3BO3 =>
BF3 + 3 H2O = 3 HF + H3BO3
Na3PO4 + CaCl2 = NaCl + Ca3(PO4)2 =>
2 Na3PO4 + 3 CaCl2 = 6 NaCl + Ca3(PO4)2
H2O2 + PbSO4 = PbO2 + H2SO4 =>
H2O2 + PbSO4 = PbO2 + H2SO4
H2SO4 + HCl = H3ClSO4 =>
H2SO4 + HCl = H3ClSO4
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
HBr + Al(OH)3 = H2O + AlBr3 =>
3 HBr + Al(OH)3 = 3 H2O + AlBr3
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
Al2(SO4)3 + H3PO4 = AlPO4 + H2SO4 =>
Al2(SO4)3 + 2 H3PO4 = 2 AlPO4 + 3 H2SO4
S{-2} + MnO2 + H2SO4 = SO4{-2} + MnSO4 + H2O =>
S{-2} + 4 MnO2 + 4 H2SO4 = SO4{-2} + 4 MnSO4 + 4 H2O
Co(NO3)2(aq) + H2S(g) = CoS(s) + HNO3(aq) =>
Co(NO3)2(aq) + H2S(g) = CoS(s) + 2 HNO3(aq)
Ba(OH)2(aq) + H2SO4(aq) = BaSO4 + H2O =>
Ba(OH)2(aq) + H2SO4(aq) = BaSO4 + 2 H2O
NaI + H2SO4 = H2S + I2 + Na2SO4 + H2O =>
8 NaI + 5 H2SO4 = H2S + 4 I2 + 4 Na2SO4 + 4 H2O
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
Fe(s) + Cd(NO3)2(aq) = Fe(NO3)3(aq) + Cd(s) =>
2 Fe(s) + 3 Cd(NO3)2(aq) = 2 Fe(NO3)3(aq) + 3 Cd(s)
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
C6H10O2 + CH3COONa = NaC6H10O2 + CH3COO =>
C6H10O2 + CH3COONa = NaC6H10O2 + CH3COO
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH3 + O2 = N + H2O =>
4 NH3 + 3 O2 = 4 N + 6 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Fe2(CO3)3(s) = Fe2O3(s) + CO2(g) =>
Fe2(CO3)3(s) = Fe2O3(s) + 3 CO2(g)
Al + Br2 = Al2Br3 =>
4 Al + 3 Br2 = 2 Al2Br3
Cu(NH3)4 + HNO3 = Cu + NO3 + NH4 =>
Cu(NH3)4 + 4 HNO3 = Cu + 4 NO3 + 4 NH4
Cl2 + PbI = PbCl + I2 =>
Cl2 + 2 PbI = 2 PbCl + I2
ZnS + HBr = ZnBr2 + H2S =>
ZnS + 2 HBr = ZnBr2 + H2S
Cl2 + PbI4 = PbCl + I2 =>
Cl2 + 2 PbI4 = 2 PbCl + 4 I2
Sn(s) + P(s) = Sn3P2 =>
3 Sn(s) + 2 P(s) = Sn3P2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
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