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Mg2O7 + H2O = 2 HMgO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Na2CrO4 + NaNO2 + HNO3 = Cr2O3 + NaNO3 + H2O =>
2 Na2CrO4 + 3 NaNO2 + 4 HNO3 = Cr2O3 + 7 NaNO3 + 2 H2O
K2SO3 + KMnO4 + H2O = MnO2 + KOH + H2SO4 =>
3 K2SO3 + 2 KMnO4 + 7 H2O = 2 MnO2 + 8 KOH + 3 H2SO4
ZnCl2 + H2SO4 = Zn2(SO4)2 + HCl =>
2 ZnCl2 + 2 H2SO4 = Zn2(SO4)2 + 4 HCl
P4(s) + F2(g) = PF3(g) =>
P4(s) + 6 F2(g) = 4 PF3(g)
N + Na2O = Na3N + O =>
2 N + 3 Na2O = 2 Na3N + 3 O
SO2 + KOH = K3SO3 + H2 + O2 =>
2 SO2 + 6 KOH = 2 K3SO3 + 3 H2 + 2 O2
ICl3 + H2O = ICl + HIO3 + HCl =>
2 ICl3 + 3 H2O = ICl + HIO3 + 5 HCl
FeCl2 + KMnO4 = Fe(MnO4)2 + KCl =>
FeCl2 + 2 KMnO4 = Fe(MnO4)2 + 2 KCl
Fe + Cl5 = Fe6Cl7 =>
30 Fe + 7 Cl5 = 5 Fe6Cl7
H2Cr2O7 + HCl + KJ = CrCl3 + J2 + H2O + KCl =>
H2Cr2O7 + 12 HCl + 6 KJ = 2 CrCl3 + 3 J2 + 7 H2O + 6 KCl
Br2 + S = SBr =>
Br2 + 2 S = 2 SBr
Er2O3 + Nd2O3 + Fe2O3 = Nd4Er6Fe10O30 =>
3 Er2O3 + 2 Nd2O3 + 5 Fe2O3 = Nd4Er6Fe10O30
UF4(g) + F2(g) = UF6(g) =>
UF4(g) + F2(g) = UF6(g)
CuS + Al = Cu + AlS =>
CuS + Al = Cu + AlS
Cu2O + H2SO4 + KMnO4 = CuSO4 + MnSO4 + K2SO4 + H2O =>
5 Cu2O + 13 H2SO4 + 2 KMnO4 = 10 CuSO4 + 2 MnSO4 + K2SO4 + 13 H2O
Cr2(SO4)3 + NaOH = Cr(OH) + Na + SO4 =>
Cr2(SO4)3 + 2 NaOH = 2 Cr(OH) + 2 Na + 3 SO4
Pb2O5 + H2O = H3PbO4 =>
Pb2O5 + 3 H2O = 2 H3PbO4
K2O + Cu(OH)2 = K2CuO2 + H2O =>
K2O + Cu(OH)2 = K2CuO2 + H2O
(NH4)2S + FeI2 = NH4I + FeS =>
(NH4)2S + FeI2 = 2 NH4I + FeS
Be + H2SO3 = BeSO3 + H2 =>
Be + H2SO3 = BeSO3 + H2
KMnO4(s) + HCl(aq) = Cl2 + H2O(l) + KCl + MnCl2 =>
2 KMnO4(s) + 16 HCl(aq) = 5 Cl2 + 8 H2O(l) + 2 KCl + 2 MnCl2
Fe(OH)2 + O2 = FeO(OH) + H2O =>
4 Fe(OH)2 + O2 = 4 FeO(OH) + 2 H2O
H2S + SO3 = H2SO4 + S =>
3 H2S + 4 SO3 = 3 H2SO4 + 4 S
Ca(OH)2 + HN4Cl = CaCl2 + N + H2O =>
Ca(OH)2 + 2 HN4Cl = CaCl2 + 8 N + 2 H2O
S + K3N = K2S + N2 =>
3 S + 2 K3N = 3 K2S + N2
NH4Cl + Ca + (OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca + (OH)2 = CaCl2 + 2 NH3 + 2 H2O
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + NaNO3(aq) =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaNO3(aq)
C2H4O2 + NO2{-} = N2 + CO2 + OH{-} + H2O =>
3 C2H4O2 + 8 NO2{-} = 4 N2 + 6 CO2 + 8 OH{-} + 2 H2O
Mg + N = Mg5N2 =>
5 Mg + 2 N = Mg5N2
FeN3O18H18 + CrN3O18H18 + C6H8O7 = Fe2O6Cr2 + CO2 + H2O + N2 =>
6 FeN3O18H18 + 6 CrN3O18H18 + 10 C6H8O7 = 3 Fe2O6Cr2 + 60 CO2 + 148 H2O + 18 N2
C3H7OH + H2CrO4 = C3H7COH + H2CrO3 + H3O =>
12 C3H7OH + 5 H2CrO4 = 9 C3H7COH + 5 H2CrO3 + 8 H3O
N2 + (O2) = N2O =>
2 N2 + (O2) = 2 N2O
Cu3N2 + NaOH = Cu(OH)2 + Na3N =>
Cu3N2 + 6 NaOH = 3 Cu(OH)2 + 2 Na3N
Na2SiO3 + BaCl2 = NaCl + BaSiO3 =>
Na2SiO3 + BaCl2 = 2 NaCl + BaSiO3
Ba + H2O = BaH2 + BaO =>
2 Ba + H2O = BaH2 + BaO
NaAlO2 + Na2SiO3*5H2O = Na2Al2Si2O8*3H2O + NaOH + H2O =>
2 NaAlO2 + 2 Na2SiO3*5H2O = Na2Al2Si2O8*3H2O + 4 NaOH + 5 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cl + KF = ClF + K =>
Cl + KF = ClF + K
Ru{2+} + O2 + H{+} = Ru{3+} + H2O =>
4 Ru{2+} + O2 + 4 H{+} = 4 Ru{3+} + 2 H2O
Mn{+} + PbO2 = MnO4{-} + Pb{+} =>
Mn{+} + 2 PbO2 = MnO4{-} + 2 Pb{+}
NH4NO3 + Ba3(PO4)2 = (NH4)3PO4 + Ba(NO3)2 =>
6 NH4NO3 + Ba3(PO4)2 = 2(NH4)3PO4 + 3 Ba(NO3)2
IPO4 + H2O = I2 + IO3{-} + H2PO4{-} + H{+} =>
5 IPO4 + 9 H2O = I2 + 3 IO3{-} + 5 H2PO4{-} + 8 H{+}
Cu2(SO3)3 + HNO2 = Cu(NO2)3 + H2SO3 =>
Cu2(SO3)3 + 6 HNO2 = 2 Cu(NO2)3 + 3 H2SO3
Mg(ClO3)2(s) = O2(g) + MgCl2(s) =>
Mg(ClO3)2(s) = 3 O2(g) + MgCl2(s)
[Cd(NH3)6] = Cd + NH3 =>
[Cd(NH3)6] = Cd + 6 NH3
MgCO3 + HNO3 = Mg(NO3)2 + H2O + CO2 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2O + CO2
Mn + NH3 = MnNH3 =>
Mn + NH3 = MnNH3
Ar + O2 = Ar2O3 =>
4 Ar + 3 O2 = 2 Ar2O3
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