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25 N2O + C8H18 = 8 CO2 + 9 H2O + 25 N2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
KBr + Na2CO3 = K2CO3 + NaBr =>
2 KBr + Na2CO3 = K2CO3 + 2 NaBr
Ca(HCO3)2 + HCl = CaCl2 + H2CO3 =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 H2CO3
HCl + Fe = FeCl2 + H2 =>
2 HCl + Fe = FeCl2 + H2
NH4OH + HCl = H2O + NH4Cl =>
NH4OH + HCl = H2O + NH4Cl
[Cr(OH2)6]Cl2 + O2 + HCl = [Cr(OH2)6]Cl3 + H2O =>
4[Cr(OH2)6]Cl2 + O2 + 4 HCl = 4[Cr(OH2)6]Cl3 + 2 H2O
K4Fe(CN)6 + KMnO4 + HCl = K3Fe(CN)6 + MnCl2 + KCl + H2O =>
5 K4Fe(CN)6 + KMnO4 + 8 HCl = 5 K3Fe(CN)6 + MnCl2 + 6 KCl + 4 H2O
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
AgCl + NH3 = AgNH3 + Cl2 =>
2 AgCl + 2 NH3 = 2 AgNH3 + Cl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
S + O2 = SO2 =>
S + O2 = SO2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
CH3COOH + NaHCO3 = CH3COONa + H2CO3 =>
CH3COOH + NaHCO3 = CH3COONa + H2CO3
Br2 + CH4 = BrH + BrCH2 =>
3 Br2 + 2 CH4 = 4 BrH + 2 BrCH2
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
KI + KMnO4 + H2SO4 = I2 + K2SO4 + MnSO4 + H2O =>
10 KI + 2 KMnO4 + 8 H2SO4 = 5 I2 + 6 K2SO4 + 2 MnSO4 + 8 H2O
Cr3Sb2 + H2O = Cr(OH)2 + SbH3 =>
Cr3Sb2 + 6 H2O = 3 Cr(OH)2 + 2 SbH3
C4H6O3 + C7H6O3 = C9H8O4 =>
C4H6O3 + 11 C7H6O3 = 9 C9H8O4
Cr(OH)2 + O2 + H2O = Cr(OH)3 =>
4 Cr(OH)2 + O2 + 2 H2O = 4 Cr(OH)3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
[Ag(NH3)2]{+} + Br{-} = Ag(NH3)2Br =>
[Ag(NH3)2]{+} + Br{-} = Ag(NH3)2Br
C10H12O + O2 = CO2 + H2O =>
2 C10H12O + 25 O2 = 20 CO2 + 12 H2O
H2SO4 + NaI = Na2SO4 + HI =>
H2SO4 + 2 NaI = Na2SO4 + 2 HI
H2SO4 + Zn = ZnSO4 + H2 =>
H2SO4 + Zn = ZnSO4 + H2
KI + Cl2 = KCl2 + I =>
KI + Cl2 = KCl2 + I
CuSO4 + Zn = ZnSO4 + Cu =>
CuSO4 + Zn = ZnSO4 + Cu
C3H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C3H6(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
O2 + N2H3 = H2O2 + N2 =>
3 O2 + 2 N2H3 = 3 H2O2 + 2 N2
I{-} + MnO4{-} + H{+} = Mn{+2} + I2 + H2O =>
10 I{-} + 2 MnO4{-} + 16 H{+} = 2 Mn{+2} + 5 I2 + 8 H2O
C6H5NO3 + H2 = C6H7NO + H2O =>
C6H5NO3 + 3 H2 = C6H7NO + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HCl + CaC2 = CaCl2 + C2H2 =>
2 HCl + CaC2 = CaCl2 + C2H2
Fe(NO3)2 + KOH = Fe(OH)2 + KNO3 =>
Fe(NO3)2 + 2 KOH = Fe(OH)2 + 2 KNO3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaHCO3 + CH3COOH = H2O + CO2 + Na(CH3COO) =>
NaHCO3 + CH3COOH = H2O + CO2 + Na(CH3COO)
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Si + Cl = SiCl4 =>
Si + 4 Cl = SiCl4
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
FeSO4 + H2SO4 + K2Cr2O7 = K2SO4 + Cr2(SO4)3 + H2O + Fe(SO4)3 =>
3 FeSO4 + 14 H2SO4 + 2 K2Cr2O7 = 2 K2SO4 + 2 Cr2(SO4)3 + 14 H2O + 3 Fe(SO4)3
O9S3 + H2O = H2SO4 =>
O9S3 + 3 H2O = 3 H2SO4
CH3COOH + Ca(OH)2 = H2O + Ca(CH3COO)2 =>
2 CH3COOH + Ca(OH)2 = 2 H2O + Ca(CH3COO)2
Mg + O = MgO =>
Mg + O = MgO
Al2O3*2H2O + NaOH = NaAlO2 + H2O =>
Al2O3*2H2O + 2 NaOH = 2 NaAlO2 + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeCl3 + (NH4)2CO3 = Fe2(CO3)3 + NH4Cl =>
2 FeCl3 + 3(NH4)2CO3 = Fe2(CO3)3 + 6 NH4Cl
KF + HNO3 = KNO3 + F2 + NO + H2O =>
6 KF + 8 HNO3 = 6 KNO3 + 3 F2 + 2 NO + 4 H2O
SO2 + O2 + H2O = HSO4 =>
4 SO2 + 3 O2 + 2 H2O = 4 HSO4
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