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CaCO3 = CaO + CO2
Cu + Ca(NO3)2 = Cu(NO3)2 + Ca =>
Cu + Ca(NO3)2 = Cu(NO3)2 + Ca
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
S = S{2+} + e =>
S = S{2+} + 2e
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H2 + OH{-} = H2O + e =>
H2 + 2 OH{-} = 2 H2O + 2e
Fe + H2SO4 = Fe3(SO4)3 + H2 =>
3 Fe + 3 H2SO4 = Fe3(SO4)3 + 3 H2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
KClO3 = O2 + KCl =>
2 KClO3 = 3 O2 + 2 KCl
Fe + O2 = FeO2 =>
Fe + O2 = FeO2
Cr2(SO4)3 + (NH4)2(CO3) = Cr2(CO3)3 + (NH4)2(SO4) =>
Cr2(SO4)3 + 3(NH4)2(CO3) = Cr2(CO3)3 + 3(NH4)2(SO4)
Mg + HCl = MgCl + H =>
Mg + HCl = MgCl + H
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
B2O3 + BrF3 = BF3 + Br2 + O2 =>
2 B2O3 + 4 BrF3 = 4 BF3 + 2 Br2 + 3 O2
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
NaCl + F{2+} = NaF + Cl{2+} =>
NaCl + F{2+} = NaF + Cl{2+}
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Cl + H + O2 = HOCl =>
2 Cl + 2 H + O2 = 2 HOCl
NaCl + F{2} = NaF + Cl{2} =>
NaCl + F{2} = NaF + Cl{2}
NaCl + F{2+} = NaF + Cl{2+} =>
NaCl + F{2+} = NaF + Cl{2+}
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Fe{3+} + I{-} = Fe{2+} + I2 =>
2 Fe{3+} + 2 I{-} = 2 Fe{2+} + I2
C6H14O6 + O2 = CO2 + H2O =>
2 C6H14O6 + 13 O2 = 12 CO2 + 14 H2O
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Pb + SO4 = PbSO4 =>
Pb + SO4 = PbSO4
Al2O3 + C + Cl2 = AlCl3 + CO =>
Al2O3 + 3 C + 3 Cl2 = 2 AlCl3 + 3 CO
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
BaCO3 + C + H2O = Ba(OH)2 + CO =>
BaCO3 + C + H2O = Ba(OH)2 + 2 CO
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
Fe{3+} + I{-} = Fe{2+} + I2 =>
2 Fe{3+} + 2 I{-} = 2 Fe{2+} + I2
N2H8CO3 = NH3 + CO2 + H2O =>
N2H8CO3 = 2 NH3 + CO2 + H2O
Mg + P = Mg3P2 =>
3 Mg + 2 P = Mg3P2
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