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S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
As2O3 + H2SO4 + Zn = AsH3 + H2O + ZnSO4 =>
As2O3 + 6 H2SO4 + 6 Zn = 2 AsH3 + 3 H2O + 6 ZnSO4
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2 =>
2 CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2
Ni + H2O = NiOH + H =>
Ni + H2O = NiOH + H
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
H2 + N2O4 = N2 + H2O =>
4 H2 + N2O4 = N2 + 4 H2O
C17H35COOH + O2 = CO2 + H2O =>
C17H35COOH + 26 O2 = 18 CO2 + 18 H2O
AL + HCl = ALCl3 + H2 =>
2 AL + 6 HCl = 2 ALCl3 + 3 H2
NaOH(aq) + FeBr3(aq) = NaBr(aq) + Fe(OH)3(s) =>
3 NaOH(aq) + FeBr3(aq) = 3 NaBr(aq) + Fe(OH)3(s)
CH3CH2OH + KMnO4 + H2SO4(aq) = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4(aq) = 5 CH3COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
N2O4 = N2 + O2 =>
N2O4 = N2 + 2 O2
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
CH3CH2OH + KMnO4 + H2SO4(aq) = CH3CH2COOH + MnSO4 + K2SO4 + H2O =>
15 CH3CH2OH + 8 KMnO4 + 12 H2SO4(aq) = 10 CH3CH2COOH + 8 MnSO4 + 4 K2SO4 + 27 H2O
H2 + N2O4 = N2O5 + NH3 =>
3 H2 + 5 N2O4 = 4 N2O5 + 2 NH3
C6H6 + C2H5Cl = C6H5C2H5 + HCl =>
C6H6 + C2H5Cl = C6H5C2H5 + HCl
Zn + H3PO4 = Zn3(PO4)2 + H =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 6 H
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
FeBr3 + K3PO4 = FeBr3K3PO4 =>
FeBr3 + K3PO4 = FeBr3K3PO4
BaF2 + H3PO4 = HF + Ba3(PO4)2 =>
3 BaF2 + 2 H3PO4 = 6 HF + Ba3(PO4)2
CH3CH2COH + KMnO4 + H2SO4(aq) = CH3CH2COOH + MnSO4 + K2SO4 + H2O =>
5 CH3CH2COH + 2 KMnO4 + 3 H2SO4(aq) = 5 CH3CH2COOH + 2 MnSO4 + K2SO4 + 3 H2O
CuCl2 + HI = CuI + I2 + HCl =>
2 CuCl2 + 4 HI = 2 CuI + I2 + 4 HCl
H2O = O2 + H =>
2 H2O = O2 + 4 H
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
H2O = O2 + H2 =>
2 H2O = O2 + 2 H2
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
KMnO4 + H2C2O4 + H2SO4 = MnSO4 + CO2 + K2SO4 + H2O =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 2 MnSO4 + 10 CO2 + K2SO4 + 8 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
MnSO4 + NaOH + Br2 = MnO2 + NaSO4 + NaBr + H2O =>
2 MnSO4 + 8 NaOH + 3 Br2 = 2 MnO2 + 2 NaSO4 + 6 NaBr + 4 H2O
NaNO3 + ZN + NaOH = NH3 + Na2ZNO2 + H2O =>
NaNO3 + 4 ZN + 7 NaOH = NH3 + 4 Na2ZNO2 + 2 H2O
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
NO2 = N2 + O2 =>
2 NO2 = N2 + 2 O2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
NO2 = N2O5 + N2 =>
10 NO2 = 4 N2O5 + N2
(Hg2)3[Fe(CN)6]2 + H2O = Hg2(OH)2 + H3[Fe(CN)6] =>
(Hg2)3[Fe(CN)6]2 + 6 H2O = 3 Hg2(OH)2 + 2 H3[Fe(CN)6]
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HCl + Fe2O3 = FeCl3 + H2 + OH =>
12 HCl + 2 Fe2O3 = 4 FeCl3 + 3 H2 + 6 OH
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
(Hg2)3[Fe(CN)6]2 + H2O = Hg2(OH)2 + H3[Fe(CN)6] =>
(Hg2)3[Fe(CN)6]2 + 6 H2O = 3 Hg2(OH)2 + 2 H3[Fe(CN)6]
Fe + O = FeO =>
Fe + O = FeO
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ba(OH)2 + HBr = BaBr2 + H2O =>
Ba(OH)2 + 2 HBr = BaBr2 + 2 H2O
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