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2 NaOH + H2SO4 = Na2SO4 + 2 H2O
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
H2S + SO2 = H2O + S =>
2 H2S + SO2 = 2 H2O + 3 S
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Zn + CH3COOH = Zn(CH3COO)2 + H2 =>
Zn + 2 CH3COOH = Zn(CH3COO)2 + H2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Pb(NO3)2(aq) + NaI(aq) = NaNO3(aq) + PbI2(s) =>
Pb(NO3)2(aq) + 2 NaI(aq) = 2 NaNO3(aq) + PbI2(s)
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
[FeSCN](SCN) + Zn(s) = Zn(SCN)2 + Fe(s) =>
[FeSCN](SCN) + Zn(s) = Zn(SCN)2 + Fe(s)
Al(NO3)3*9H2O + NaOH = Al(OH)3 + NaNO3 + H2O =>
Al(NO3)3*9H2O + 3 NaOH = Al(OH)3 + 3 NaNO3 + 9 H2O
HNO3 + P + H2O = H3PO4 + NO =>
5 HNO3 + 3 P + 2 H2O = 3 H3PO4 + 5 NO
[FeSCN](SCN)2 + Zn(s) = Zn(SCN)2 + Fe(s) =>
2[FeSCN](SCN)2 + 3 Zn(s) = 3 Zn(SCN)2 + 2 Fe(s)
H2 + CO2 = H2O + CO =>
H2 + CO2 = H2O + CO
CuSO4 + Fe = FeSO4 + Cu =>
CuSO4 + Fe = FeSO4 + Cu
CH3OH + Na = CH3ONa + H2 =>
2 CH3OH + 2 Na = 2 CH3ONa + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
[FeSCN]{2+} + SCN{-} + Zn(s) = Zn(SCN)2 + Fe(s) =>
2[FeSCN]{2+} + 4 SCN{-} + 3 Zn(s) = 3 Zn(SCN)2 + 2 Fe(s)
Al2O3 + H2SO4 = H2O + Al2(SO4)3 =>
Al2O3 + 3 H2SO4 = 3 H2O + Al2(SO4)3
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
CuO + H2SO4 = H2O + CuSO4 =>
CuO + H2SO4 = H2O + CuSO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
PH3 + Cl2 = PCl3 + HCl =>
PH3 + 3 Cl2 = PCl3 + 3 HCl
Mo2O3 + KMnO4 + H2SO4 = MoO3 + MnSO4 + K2SO4 + H2O =>
5 Mo2O3 + 6 KMnO4 + 9 H2SO4 = 10 MoO3 + 6 MnSO4 + 3 K2SO4 + 9 H2O
Al + CH3COOH = H2 + Al(CH3COO)2 =>
Al + 2 CH3COOH = H2 + Al(CH3COO)2
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
H2SO4 + Zn = ZnSO4 + H =>
H2SO4 + Zn = ZnSO4 + 2 H
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
H{+} + I{-} + BrO3{-} = I2 + Br{-} + H2O =>
6 H{+} + 6 I{-} + BrO3{-} = 3 I2 + Br{-} + 3 H2O
Pb + CH3COOH = H2 + Pb(CH3COO)2 =>
Pb + 2 CH3COOH = H2 + Pb(CH3COO)2
H2SO4 + ZN + HNO3 = ZNSO4 + N2O + H2O =>
4 H2SO4 + 4 ZN + 2 HNO3 = 4 ZNSO4 + N2O + 5 H2O
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
H2SO4 + Zn + HNO3 = ZnSO4 + N2O + H2O =>
4 H2SO4 + 4 Zn + 2 HNO3 = 4 ZnSO4 + N2O + 5 H2O
C12H26 + O = CO2 + H2O =>
C12H26 + 37 O = 12 CO2 + 13 H2O
SiO2 + NaOH = H2O + Na2SiO3 =>
SiO2 + 2 NaOH = H2O + Na2SiO3
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Zn(NO3)2 = ZnO + NO2 + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
HNO3 + Al = Al(NO3)3 + H902 =>
2706 HNO3 + 902 Al = 902 Al(NO3)3 + 3 H902
HNO3 + Al = Al(NO3)3 + H02 =>
6 HNO3 + 2 Al = 2 Al(NO3)3 + 3 H02
Cu + NO3{2+} + H{+} = Cu{2+} + NO + H2O =>
3 Cu + NO3{2+} + 4 H{+} = 3 Cu{2+} + NO + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu + NO3{-} + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2 NO3{-} + 8 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
Na2S2O3 + Cl2 + H2O = Na2SO4 + HCl + HSO4 =>
2 Na2S2O3 + 9 Cl2 + 10 H2O = 2 Na2SO4 + 18 HCl + 2 HSO4
PbO2 + HCl = PbCl2 + H2O + Cl2 =>
PbO2 + 4 HCl = PbCl2 + 2 H2O + Cl2
Na2S2O3 + Cl2 + H2O = NaCl + HCl + HSO4 =>
Na2S2O3 + 5 Cl2 + 5 H2O = 2 NaCl + 8 HCl + 2 HSO4
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