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Fe + 2 H3O{+} = Fe{2+} + H2 + 2 H2O
K2S(aq) + HCl(aq) = K(s) + H2(g) + SCl2(g) =>
K2S(aq) + 2 HCl(aq) = 2 K(s) + H2(g) + SCl2(g)
NH4Cl + KNO3 = NH4NO3 + KCl =>
NH4Cl + KNO3 = NH4NO3 + KCl
HI(aq) + H2SO4(aq) = H2S(g) + H2O + I2(s) =>
8 HI(aq) + H2SO4(aq) = H2S(g) + 4 H2O + 4 I2(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
SiCl4 + Ca(OH)2 = SiO2 + CaCl2 + H2O =>
SiCl4 + 2 Ca(OH)2 = SiO2 + 2 CaCl2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH2O + Cu(OH)2 = CH2O2 + CuOH + H2O =>
CH2O + 2 Cu(OH)2 = CH2O2 + 2 CuOH + H2O
Ba + Cl2 = BaCl2 =>
Ba + Cl2 = BaCl2
cadmiumnitrate + ammoniumsulfide = cadmiumsulfide + ammoniumnitrate =>
Cd(NO3)2 + (NH4)2S = CdS + 2 NH4NO3
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
CD + HCl = CDCl2 + H2 =>
CD + 2 HCl = CDCl2 + H2
H4CO4 + Au(OH)3 = Au4(CO4)3 + H2O =>
3 H4CO4 + 4 Au(OH)3 = Au4(CO4)3 + 12 H2O
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
NaOH + Ca(NO3)2 = NaNO3 + Ca(OH)2 =>
2 NaOH + Ca(NO3)2 = 2 NaNO3 + Ca(OH)2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NH4Cl + KNO3 = NH4NO3 + KCl =>
NH4Cl + KNO3 = NH4NO3 + KCl
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
HCl(aq) + NaClO(aq) = NaCl(aq) + H2O(l) + Cl2(g) =>
2 HCl(aq) + NaClO(aq) = NaCl(aq) + H2O(l) + Cl2(g)
RaCO3 + HBr = RaBr2 + H2O + CO2 =>
RaCO3 + 2 HBr = RaBr2 + H2O + CO2
(F) + (H3O) = (HF) + H2O =>
(F) + (H3O) = (HF) + H2O
NaClO3 = Na + ClO3 =>
NaClO3 = Na + ClO3
Mg + C = MgC2 =>
Mg + 2 C = MgC2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Li2O + ZnO = Li10Zn4O9 =>
5 Li2O + 4 ZnO = Li10Zn4O9
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
CH3CH2Br + H2O = CH3CH2OH + HBr =>
CH3CH2Br + H2O = CH3CH2OH + HBr
NaClO3 = NaCl + O3 =>
NaClO3 = NaCl + O3
SO2 + N2O = SO3 + N2 =>
SO2 + N2O = SO3 + N2
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
alanine + NaOH = H2O + CH3CHNH2COONa =>
C3H7NO2 + NaOH = H2O + CH3CHNH2COONa
Ba + CO3 = BaCO3 =>
Ba + CO3 = BaCO3
Na2Cr2O7 + NH4OH = Na2CrO4 + (NH4)2CrO4 + H2O =>
Na2Cr2O7 + 2 NH4OH = Na2CrO4 + (NH4)2CrO4 + H2O
BaS2O3 + H = Ba + S2O2 + H2O =>
BaS2O3 + 2 H = Ba + S2O2 + H2O
Z + HCl = ZHCl2 + H2 =>
2 Z + 4 HCl = 2 ZHCl2 + H2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C8H9NO2 + C3H8O = C9H13N + CO + H2O =>
6 C8H9NO2 + 5 C3H8O = 6 C9H13N + 9 CO + 8 H2O
H2 + S = H2S =>
H2 + S = H2S
C2H8 + O2 = CO2 + H2O =>
C2H8 + 4 O2 = 2 CO2 + 4 H2O
HNO3(l) + CaCO3(s) = Ca(NO3)2(s) + CO2(g) + H2O(l) =>
2 HNO3(l) + CaCO3(s) = Ca(NO3)2(s) + CO2(g) + H2O(l)
C2H6O + H2SO4 = C2H6SO4 + H2O =>
C2H6O + H2SO4 = C2H6SO4 + H2O
Cl2 + NO2 + H2O = HNO3 + HCl =>
Cl2 + 2 NO2 + 2 H2O = 2 HNO3 + 2 HCl
H2 + N2 = NH* =>
H2 + N2 = 2 NH*
LiBr + Cl2 = LiCl + Br2 =>
2 LiBr + Cl2 = 2 LiCl + Br2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH2 + O = CO2 + H2O =>
CH2 + 3 O = CO2 + H2O
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