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CH2O + H2 = CH3OH
SrF2 + H2SeO4 = SrSeO4 + HF =>
SrF2 + H2SeO4 = SrSeO4 + 2 HF
Cu(NO2)2 + K2CO3 = CuCO3 + KNO2 =>
Cu(NO2)2 + K2CO3 = CuCO3 + 2 KNO2
P + HNO3 + H2O = NO + H3PO4 =>
3 P + 5 HNO3 + 2 H2O = 5 NO + 3 H3PO4
NHO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
NHO3 + NaHCO3 = NaNO3 + H2O + CO2
C3H2OH + O2 = CO2 + H2O =>
4 C3H2OH + 13 O2 = 12 CO2 + 6 H2O
O2 + Li2S = Li2SO4 =>
2 O2 + Li2S = Li2SO4
He2 + H3 = HeH5 =>
3 He2 + 10 H3 = 6 HeH5
HCl + KClO3 = KCl + ClO2 + H2O =>
6 HCl + 5 KClO3 = 5 KCl + 6 ClO2 + 3 H2O
HBr(aq) + Mg = MgBr2 + H2 =>
2 HBr(aq) + Mg = MgBr2 + H2
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
H2(SO4) + CaO = H2O + Ca(SO4) =>
H2(SO4) + CaO = H2O + Ca(SO4)
PbO2 + H2O = Pb(OH)2 + O =>
PbO2 + H2O = Pb(OH)2 + O
CH4 + Fe2O3 = CO + Fe + H2O =>
CH4 + Fe2O3 = CO + 2 Fe + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu(HCO3)2 + NaOH = Cu(OH)2 + NaHCO3 =>
Cu(HCO3)2 + 2 NaOH = Cu(OH)2 + 2 NaHCO3
Ra + I2 = RaI2 =>
Ra + I2 = RaI2
Mn + H2O2 = MnO2 + H2O =>
Mn + 2 H2O2 = MnO2 + 2 H2O
Ca(NO3)2(heat) = Ca(NO2)2 + O2 =>
Ca(NO3)2(heat) = Ca(NO2)2 + O2
AgNO3 + Na2S = Ag2S + NaNO3 =>
2 AgNO3 + Na2S = Ag2S + 2 NaNO3
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
N2O + H2O = NH4NO3 =>
N2O + 2 H2O = NH4NO3
AlCl3 + HBr = AlBr3 + HCl =>
AlCl3 + 3 HBr = AlBr3 + 3 HCl
H2(CO3) + LiOH = Li2(CO3) + H2O =>
H2(CO3) + 2 LiOH = Li2(CO3) + 2 H2O
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
SnBr4 + Na = NaBr + Sn =>
SnBr4 + 4 Na = 4 NaBr + Sn
CHCl3 + O2 + H2O = CO2 + HCl =>
2 CHCl3 + O2 + 2 H2O = 2 CO2 + 6 HCl
CO2 + He = HeCO2 =>
CO2 + He = HeCO2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Ti2O3 = Ti(s) + O2(g) =>
2 Ti2O3 = 4 Ti(s) + 3 O2(g)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HfHNO3 = HfNO3H =>
HfHNO3 = HfNO3H
Al(s) + CoCl2(aq) = AlCl3(aq) + Co(s) =>
2 Al(s) + 3 CoCl2(aq) = 2 AlCl3(aq) + 3 Co(s)
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
KCl + PbO2 + HNO3 = KClO3 + Pb(NO3)2 + H2O =>
KCl + 3 PbO2 + 6 HNO3 = KClO3 + 3 Pb(NO3)2 + 3 H2O
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
TiCl4 + NH3 + H2O = Ti(OH)4 + NH4Cl =>
TiCl4 + 4 NH3 + 4 H2O = Ti(OH)4 + 4 NH4Cl
K2SO4 + Zn3PO4 = K3PO4 + Zn2SO4 =>
3 K2SO4 + 2 Zn3PO4 = 2 K3PO4 + 3 Zn2SO4
ZnO2 + NaOH = Zn(OH)2 + NaO =>
ZnO2 + 2 NaOH = Zn(OH)2 + 2 NaO
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
CuSO4 + BaCl2 = CuCl2 + BaSO4 =>
CuSO4 + BaCl2 = CuCl2 + BaSO4
CH3CH2OH(l) + O2(g) = CH3CHO + H2O =>
2 CH3CH2OH(l) + O2(g) = 2 CH3CHO + 2 H2O
Na2O + SiO2 = Na2O3Si =>
Na2O + SiO2 = Na2O3Si
Cr(SO4) + HBrO + H2SO4 = Cr2(SO4)3 + CrBr3 + H2O =>
12 Cr(SO4) + 6 HBrO + 3 H2SO4 = 5 Cr2(SO4)3 + 2 CrBr3 + 6 H2O
(NH2)2CO + C2 + NaOH = NaCN + H2 + CO2 =>
4(NH2)2CO + 5 C2 + 8 NaOH = 8 NaCN + 12 H2 + 6 CO2
K2CO3 + BaCl2 = K + Cl + BaCO3 =>
K2CO3 + BaCl2 = 2 K + 2 Cl + BaCO3
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
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