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6 Na + N2 = 2 Na3N
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O =>
2 CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O
Na(s) + O2(g) = Na2O2(s) =>
2 Na(s) + O2(g) = Na2O2(s)
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HI + H2O = H3O + I2 =>
2 HI + 2 H2O = 2 H3O + I2
Al + KClO4 + H2SO4 = Al2(SO4)3 + KCl + H2O =>
8 Al + 3 KClO4 + 12 H2SO4 = 4 Al2(SO4)3 + 3 KCl + 12 H2O
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
MgSO4 + CaCl2 = MgCl2 + CaSO4 =>
MgSO4 + CaCl2 = MgCl2 + CaSO4
P4(s) + H2(g) = PH3(g) =>
P4(s) + 6 H2(g) = 4 PH3(g)
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
CH3CH2CH3(g) + O2(g) = CO2(g) + H2O(g) =>
CH3CH2CH3(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
MgS + O2 = Mg + SO2 =>
MgS + O2 = Mg + SO2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
MnO2 + H2C2O4 + H2SO4 = MnSO4 + CO2 + H2O =>
MnO2 + H2C2O4 + H2SO4 = MnSO4 + 2 CO2 + 2 H2O
FeO + CuSO4 = FeSO4 + Cu + O2 =>
2 FeO + 2 CuSO4 = 2 FeSO4 + 2 Cu + O2
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Na2SO4 + CaI2 = CaSO4 + NaI =>
Na2SO4 + CaI2 = CaSO4 + 2 NaI
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CaCO3 + SO2 + O2 = CaSO4 + CO2 =>
2 CaCO3 + 2 SO2 + O2 = 2 CaSO4 + 2 CO2
Rb + O2 = Rb2O =>
4 Rb + O2 = 2 Rb2O
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C(s) + H2(g) = C2H6(g) =>
2 C(s) + 3 H2(g) = C2H6(g)
Ca(NO2)2 + H2O = Ca(OH)2 + HNO2 =>
Ca(NO2)2 + 2 H2O = Ca(OH)2 + 2 HNO2
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
KIO3 + H2SO3 = KI + H2SO4 =>
KIO3 + 3 H2SO3 = KI + 3 H2SO4
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
CH2CHCH2CH3(g) + O2(g) = CO2 + H2O =>
CH2CHCH2CH3(g) + 6 O2(g) = 4 CO2 + 4 H2O
H2CO3 + Ca(OH)2 = CaCO3 + H2O =>
H2CO3 + Ca(OH)2 = CaCO3 + 2 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
CH2CHCH2CH3(g) + O2(g) = CO2(g) + H2O(g) =>
CH2CHCH2CH3(g) + 6 O2(g) = 4 CO2(g) + 4 H2O(g)
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
MnO + H2O = Mn(OH)2 =>
MnO + H2O = Mn(OH)2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NiCl2 + NH3 + H2O = Ni(OH)2 + NH4Cl =>
NiCl2 + 2 NH3 + 2 H2O = Ni(OH)2 + 2 NH4Cl
SO3 + KOH = K2SO4 + H2O =>
SO3 + 2 KOH = K2SO4 + H2O
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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