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2 H2 + O2 = 2 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
NaCO3 + C3H6O2 = CO2 + H2O + NaC3H5O2 =>
14 NaCO3 + 15 C3H6O2 = 17 CO2 + 10 H2O + 14 NaC3H5O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AB2 + B2 = AB4 =>
AB2 + B2 = AB4
OH2 + H2 = OH4 =>
OH2 + H2 = OH4
PbO + NH3 = N2 + H2O + Pb =>
3 PbO + 2 NH3 = N2 + 3 H2O + 3 Pb
FeCl3 + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 FeCl3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
CHCl3 + H2SO4 = CHSO4 + H2Cl3 =>
CHCl3 + H2SO4 = CHSO4 + H2Cl3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Pb(NO3)2 + K2CrO4 = Pb2(CrO4)2 + KNO3 =>
2 Pb(NO3)2 + 2 K2CrO4 = Pb2(CrO4)2 + 4 KNO3
N + H = NH3 =>
N + 3 H = NH3
NaI + CaCl2 = CaI2 + NaCl =>
2 NaI + CaCl2 = CaI2 + 2 NaCl
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
K + HCL = H2 + KCL =>
2 K + 2 HCL = H2 + 2 KCL
K + HCl = H2 + KCl =>
2 K + 2 HCl = H2 + 2 KCl
N2 + O2 = NO =>
N2 + O2 = 2 NO
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CaSO3 + H2SO4 = CaSO4 + H2O + SO2 =>
CaSO3 + H2SO4 = CaSO4 + H2O + SO2
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
HNO3 + Mn(OH)2 = Mn(NO3)2 + H2O =>
2 HNO3 + Mn(OH)2 = Mn(NO3)2 + 2 H2O
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Pb(NO3)2 = PbO + NO + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO + 3 O2
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
Al + CuCl3 = AlCl3 + Cu =>
Al + CuCl3 = AlCl3 + Cu
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
SiF4 + H2O = HF + SiO2 =>
SiF4 + 2 H2O = 4 HF + SiO2
Cu3 + Fe = CuFe2 =>
Cu3 + 6 Fe = 3 CuFe2
Zn + H = Zn(H2)2 =>
Zn + 4 H = Zn(H2)2
PH3 + O2 = H2O + P10O4 =>
20 PH3 + 19 O2 = 30 H2O + 2 P10O4
Zr2O5 + HF = Zr3O7F + H2O =>
3 Zr2O5 + 2 HF = 2 Zr3O7F + H2O
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2 =>
2 AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Al2O3 + C + Cl = AlCl3 + CO =>
Al2O3 + 3 C + 6 Cl = 2 AlCl3 + 3 CO
CH3OH + O2 = H2O + CO2 =>
2 CH3OH + 3 O2 = 4 H2O + 2 CO2
ZrO2 + HF = Zr3O2F8 + H2O =>
3 ZrO2 + 8 HF = Zr3O2F8 + 4 H2O
H2 + CO = CH3OH =>
2 H2 + CO = CH3OH
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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