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2 Na2O + O2 = 2 Na2O2
CuSO4 + C12H22O11 = Cu2O + CO2 + H2O + S =>
48 CuSO4 + 7 C12H22O11 = 24 Cu2O + 84 CO2 + 77 H2O + 48 S
C16H32O2 + O2 = CO2 + H2O =>
C16H32O2 + 23 O2 = 16 CO2 + 16 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH4OH = NH3 + H2O =>
NH4OH = NH3 + H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Si + HNO3 = NHSiO + O2 =>
Si + HNO3 = NHSiO + O2
CH3CHCH2 + KMnO4 + KOH = CH3CH(OH)CH2(OH) + K2MnO4 =>
CH3CHCH2 + 2 KMnO4 + 2 KOH = CH3CH(OH)CH2(OH) + 2 K2MnO4
NH4VO3 + HCl + Zn = VO + (NH4)Cl + H2O + ZnCl2 =>
2 NH4VO3 + 8 HCl + 3 Zn = 2 VO + 2(NH4)Cl + 4 H2O + 3 ZnCl2
Na2CO3 + H3PO4 = H2CO3 + Na3PO4 =>
3 Na2CO3 + 2 H3PO4 = 3 H2CO3 + 2 Na3PO4
AlI3 + Na2CO3 + H2O = Al(OH)3 + CO2 + NaI =>
2 AlI3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 6 NaI
Se2{-}(aq) + SO32{-}(aq) + H2O = Se(s) + S2O32{-}(aq) + OH{-} =>
63 Se2{-}(aq) + 2 SO32{-}(aq) + 32 H2O = 126 Se(s) + S2O32{-}(aq) + 64 OH{-}
OCl{-)+S203{2-}+OH{-} = SO4{2-}+Cl{-}+H2O =>
610 OCl{-)+S203{2-}+404OH{-} = 203 SO4{2-}+610Cl{-}+202H2O
NCl3 + H2O = HClO + NH3 =>
NCl3 + 3 H2O = 3 HClO + NH3
HCl + NH3 = NH4Cl =>
HCl + NH3 = NH4Cl
Fe + CuX = FeX2 + Cu =>
Fe + 2 CuX = FeX2 + 2 Cu
Cl2 + SbI5 = SbCl5 + I2 =>
5 Cl2 + 2 SbI5 = 2 SbCl5 + 5 I2
Al2O + C + Cl2 = AlCl3 + CO =>
Al2O + C + 3 Cl2 = 2 AlCl3 + CO
CH3CH2CH2OH + CUO = CH3CH2COOH + CU + HOH =>
CH3CH2CH2OH + 2 CUO = CH3CH2COOH + 2 CU + HOH
C4H9O2 + O = CO2 + H2O =>
2 C4H9O2 + 21 O = 8 CO2 + 9 H2O
AlCuOH = AlOHCu =>
AlCuOH = AlOHCu
H2SO3 + CaO = SO3Ca + H2O =>
H2SO3 + CaO = SO3Ca + H2O
SrCl2(aq) + Ba(NO3)2(aq) = BaCl2(aq) + Sr(NO3)2(aq) =>
SrCl2(aq) + Ba(NO3)2(aq) = BaCl2(aq) + Sr(NO3)2(aq)
HCH3CO2(aq) + CH3NH2(aq) = CH3CO2(aq) + CH3NH3(aq) =>
HCH3CO2(aq) + CH3NH2(aq) = CH3CO2(aq) + CH3NH3(aq)
Al + HN = H2 + AlN =>
2 Al + 2 HN = H2 + 2 AlN
XCa(OH)2 + XHCl = XCa(Cl)2 + XH2O =>
XCa(OH)2 + 2 XHCl = XCa(Cl)2 + 2 XH2O
LiOH + Al2O3 = LiAlO2 + H2O =>
2 LiOH + Al2O3 = 2 LiAlO2 + H2O
KOH + Al2(SO4)3 = K2SO4 + Al(OH)3 =>
6 KOH + Al2(SO4)3 = 3 K2SO4 + 2 Al(OH)3
KJ + KNO2 + HCl = J2 + NO + KCl + H2O =>
2 KJ + 2 KNO2 + 4 HCl = J2 + 2 NO + 4 KCl + 2 H2O
H2O + CrO42{-} + S2{-} = Cr(OH)3 + S + OH{-} =>
42 H2O + CrO42{-} + 80 S2{-} = Cr(OH)3 + 160 S + 81 OH{-}
CuCl2 + Ni(SO4)3 = Cu(SO4)2 + Cl3Ni =>
3 CuCl2 + 2 Ni(SO4)3 = 3 Cu(SO4)2 + 2 Cl3Ni
N2O4 + H2O + BaCl2 = BaO2 + HCl + NO =>
N2O4 + 2 H2O + 2 BaCl2 = 2 BaO2 + 4 HCl + 2 NO
[Cu(NH3)4Cl]Cl + AgNO3 = AgCl + Cu(NO3)2 + NH3 =>
[Cu(NH3)4Cl]Cl + 2 AgNO3 = 2 AgCl + Cu(NO3)2 + 4 NH3
P4 + I2 = P(I)3 =>
P4 + 6 I2 = 4 P(I)3
NaCl + AgNO3 = AgNa + ClNO3 =>
NaCl + AgNO3 = AgNa + ClNO3
FeCl3 + KCN = K3Fe(CN)6 + KCl =>
FeCl3 + 6 KCN = K3Fe(CN)6 + 3 KCl
HNO3 + H2S = NO2 + S + H2O =>
2 HNO3 + H2S = 2 NO2 + S + 2 H2O
I{-} + H{+} + SO4{2-} = SO2 + I2 + H2O =>
2 I{-} + 4 H{+} + SO4{2-} = SO2 + I2 + 2 H2O
Pb(s) + ZnCl2(s) = PbCl2 + Zn =>
Pb(s) + ZnCl2(s) = PbCl2 + Zn
K3[Fe(CN)6] + FeCl3 = KCl + Fe[Fe(CN)6] =>
K3[Fe(CN)6] + FeCl3 = 3 KCl + Fe[Fe(CN)6]
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
KMnO4 + NaNO2 + H2SO4 = MnSO4 + K2SO4 + NO3 + NaSO4 + H2O =>
4 KMnO4 + 5 NaNO2 + 11 H2SO4 = 4 MnSO4 + 2 K2SO4 + 5 NO3 + 5 NaSO4 + 11 H2O
Br2 + NaI2 = I2 + NaBr =>
Br2 + 2 NaI2 = 2 I2 + 2 NaBr
AgNO3 + NH4F = AgF + NH4NO3 =>
AgNO3 + NH4F = AgF + NH4NO3
As2 + Br2 = AsBr =>
As2 + Br2 = 2 AsBr
CO3 + H2O = H2CO3 + O =>
CO3 + H2O = H2CO3 + O
HCl + SrSO3 = SrSO3Cl + H =>
HCl + SrSO3 = SrSO3Cl + H
NH3 + Cu(NO3)2 + H2O = [Cu(NH3)4](OH)2 + NH4NO3 =>
6 NH3 + Cu(NO3)2 + 2 H2O = [Cu(NH3)4](OH)2 + 2 NH4NO3
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