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3 MnO2 + 4 Al = 3 Mn + 2 Al2O3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Zn(s) + Cu(NO3)2(aq) = Zn(NO3)2(aq) + Cu(s) =>
Zn(s) + Cu(NO3)2(aq) = Zn(NO3)2(aq) + Cu(s)
SiF4 + H2O = H2SiF6 + H2SiO3 =>
3 SiF4 + 3 H2O = 2 H2SiF6 + H2SiO3
MnO4{-} + Cr2O3 + OH{-} = MnO2 + CrO4{2-} + H2O =>
2 MnO4{-} + Cr2O3 + 2 OH{-} = 2 MnO2 + 2 CrO4{2-} + H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
AlCl3(aq) + K3PO4(aq) = KCl(aq) + AlPO4(s) =>
AlCl3(aq) + K3PO4(aq) = 3 KCl(aq) + AlPO4(s)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
IO3{-} + I{-} + H{+} = I3{-} + H2O =>
IO3{-} + 8 I{-} + 6 H{+} = 3 I3{-} + 3 H2O
C3H5O + O2 = CO2 + H2O =>
4 C3H5O + 15 O2 = 12 CO2 + 10 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
MgO + SO2 = MgSO3 =>
MgO + SO2 = MgSO3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Hg2(NO3)2(aq) + CaCl2(aq) = Ca(NO3)2(aq) + Hg2Cl2(s) =>
Hg2(NO3)2(aq) + CaCl2(aq) = Ca(NO3)2(aq) + Hg2Cl2(s)
Al(OH)3 + H3O = Al + H2O =>
Al(OH)3 + 3 H3O = Al + 6 H2O
KF + H2SO4 = HF + K2SO4 =>
2 KF + H2SO4 = 2 HF + K2SO4
COF2 + NH3 = NH4F + CO(NH2)2 =>
COF2 + 4 NH3 = 2 NH4F + CO(NH2)2
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
BaS + HNO3 = BaNO3 + H2 + S =>
2 BaS + 2 HNO3 = 2 BaNO3 + H2 + 2 S
H2O + PCl3 = H3PO3 + HCl =>
3 H2O + PCl3 = H3PO3 + 3 HCl
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
H3 + NaBr = HBr + Na3 =>
H3 + 3 NaBr = 3 HBr + Na3
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na + H3PO4 = Na3PO4 + H2 =>
6 Na + 2 H3PO4 = 2 Na3PO4 + 3 H2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
NaCl + CaO = CaCl2 + Na2O =>
2 NaCl + CaO = CaCl2 + Na2O
Pb(OH)2 + NaCl = PbOHCl + NaOH =>
Pb(OH)2 + NaCl = PbOHCl + NaOH
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Al3 + FeO = Al2O3 + Fe =>
2 Al3 + 9 FeO = 3 Al2O3 + 9 Fe
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2SnO2 + H2O = Sn(OH)2 + NaOH =>
Na2SnO2 + 2 H2O = Sn(OH)2 + 2 NaOH
Cd + H2S + O2 = Cd(SO3) + H2 =>
2 Cd + 2 H2S + 3 O2 = 2 Cd(SO3) + 2 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH3 + NO2 = N2O + H2 =>
6 NH3 + 2 NO2 = 4 N2O + 9 H2
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
CuSO4 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + K2SO4 =>
2 CuSO4 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 2 K2SO4
H2O(l) + S{-2}(aq) + MnO4{-}(aq) = S(s) + MnS(s) + OH{-}(aq) =>
8 H2O(l) + 7 S{-2}(aq) + 2 MnO4{-}(aq) = 5 S(s) + 2 MnS(s) + 16 OH{-}(aq)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cu(NO3)2 + K4Fe(CN)6 = Cu4(Fe(CN)6)2 + KNO3 =>
4 Cu(NO3)2 + 2 K4Fe(CN)6 = Cu4(Fe(CN)6)2 + 8 KNO3
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NAH + H2O = NAOH + H2 =>
NAH + H2O = NAOH + H2
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