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2 CO + O2 = 2 CO2
C2H5Cl + Na = NaCl + C4H10 =>
2 C2H5Cl + 2 Na = 2 NaCl + C4H10
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH4Cl + CuO = Cu + HCl + N2 + H2O =>
2 NH4Cl + 3 CuO = 3 Cu + 2 HCl + N2 + 3 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
MgS + H2O = Mg(OH)2 + H2S =>
MgS + 2 H2O = Mg(OH)2 + H2S
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mn2O7 + C3H6O = MnO2 + CO2 + H2O =>
8 Mn2O7 + 3 C3H6O = 16 MnO2 + 9 CO2 + 9 H2O
Fe(NO3)3 + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4NO3
Al + HNO3 = Al(NO3)3 + N2 + H2O =>
10 Al + 36 HNO3 = 10 Al(NO3)3 + 3 N2 + 18 H2O
FE(OH)2 + HCl = FECl2 + H2O =>
FE(OH)2 + 2 HCl = FECl2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na2[Zn(OH)4] + HNO3 = NaNO3 + Zn(OH)2 + H2O =>
Na2[Zn(OH)4] + 2 HNO3 = 2 NaNO3 + Zn(OH)2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
K2Cr2O7 + SNCl2 + HCl = CrCl3 + SNCl4 + KCl + H2O =>
K2Cr2O7 + 3 SNCl2 + 14 HCl = 2 CrCl3 + 3 SNCl4 + 2 KCl + 7 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
KMnO4 + NaSO3 + H2O = MnO2 + NaSO4 + KOH =>
2 KMnO4 + 3 NaSO3 + H2O = 2 MnO2 + 3 NaSO4 + 2 KOH
Al + NiSO4 = Al2(SO4)3 + Ni =>
2 Al + 3 NiSO4 = Al2(SO4)3 + 3 Ni
HCl(aq) + Ca(OH)2(aq) = CaCl2(aq) + H2O(l) =>
2 HCl(aq) + Ca(OH)2(aq) = CaCl2(aq) + 2 H2O(l)
HCl + Zn = ZnCl + H2 =>
2 HCl + 2 Zn = 2 ZnCl + H2
SnCl2 + K2Cr2O7 + H2SO4 = Sn(SO4)2 + SnCl4 + Cr2(SO4)3 + K2SO4 + H2O =>
6 SnCl2 + 2 K2Cr2O7 + 14 H2SO4 = 3 Sn(SO4)2 + 3 SnCl4 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
PCl3(s) + Cl2(g) = PCl5(s) =>
PCl3(s) + Cl2(g) = PCl5(s)
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
CdS + I2 + HCl = CdCl2 + HI + S =>
CdS + I2 + 2 HCl = CdCl2 + 2 HI + S
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ca(IO3)2 + CaI2 + HCl = I2 + CaCl2 + H2O =>
Ca(IO3)2 + 5 CaI2 + 12 HCl = 6 I2 + 6 CaCl2 + 6 H2O
Na2 + O2 = Na2O =>
2 Na2 + O2 = 2 Na2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C2H4O + KMnO4 + HOH = C2H4O2 + KOH + MnO2 =>
3 C2H4O + 2 KMnO4 + HOH = 3 C2H4O2 + 2 KOH + 2 MnO2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
H2So4 + Al(OH)3 = Al2(So4)3 + H2O =>
3 H2So4 + 2 Al(OH)3 = Al2(So4)3 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cl2 + H2O = HClO + HCl =>
Cl2 + H2O = HClO + HCl
Cl + H2O = HCl + HOCl =>
2 Cl + H2O = HCl + HOCl
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
H2SO4 + NO3 = HNO3 + SO4 =>
H2SO4 + 2 NO3 = 2 HNO3 + SO4
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NaOH + CH3COOH = CH3COONa + H2O =>
NaOH + CH3COOH = CH3COONa + H2O
Cl2O3 + H2O = HClO2 =>
Cl2O3 + H2O = 2 HClO2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
CoSO4 + Cl2 + NaOH = CoOOH + NaCl + NaSO4 + H2O =>
CoSO4 + Cl2 + 3 NaOH = CoOOH + 2 NaCl + NaSO4 + H2O
C2H6S + O2 = CO2 + H20 + SO4 =>
10 C2H6S + 40 O2 = 20 CO2 + 3 H20 + 10 SO4
Me + HCl = MeCl3 + H2 =>
2 Me + 6 HCl = 2 MeCl3 + 3 H2
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