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PCl5 + 4 H2O = H3PO4 + 5 HCl
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
BaCl2 + Na3AsO4 = Ba3(AsO4)2 + NaCl =>
3 BaCl2 + 2 Na3AsO4 = Ba3(AsO4)2 + 6 NaCl
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe3O4 = Fe2 + O3 =>
6 Fe3O4 = 9 Fe2 + 8 O3
H2 + Br = HBr =>
H2 + 2 Br = 2 HBr
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
SO2O3 = SO3 + O2 =>
SO2O3 = SO3 + O2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2O + C = H2 + CO =>
H2O + C = H2 + CO
H2O + C2 = H2 + CO =>
2 H2O + C2 = 2 H2 + 2 CO
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
CH3COOH + NaHCO3 = CH3COONa + H2CO3 =>
CH3COOH + NaHCO3 = CH3COONa + H2CO3
NaOH + HNO3 = NaNO3 + H2O =>
NaOH + HNO3 = NaNO3 + H2O
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Al2(SO4)3 + BaCl2 = BaSO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 AlCl3
CuSO4 + (NH4)2CO3 = (NH4)2SO4 + CuCO3 =>
CuSO4 + (NH4)2CO3 = (NH4)2SO4 + CuCO3
Na2Co3 + Ca(OH)2 = NaOH + CaCo3 =>
Na2Co3 + Ca(OH)2 = 2 NaOH + CaCo3
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg + HCl = ClMg + H2 =>
2 Mg + 2 HCl = 2 ClMg + H2
Zn(s) + HCl(aq) = ClZn(aq) + H2(g) =>
2 Zn(s) + 2 HCl(aq) = 2 ClZn(aq) + H2(g)
MgO + HCl = MgOH + Cl =>
MgO + HCl = MgOH + Cl
Cu(s) + HCl(aq) = ClCu(aq) + H2(g) =>
2 Cu(s) + 2 HCl(aq) = 2 ClCu(aq) + H2(g)
MgO + HCl = MgOH + Cl =>
MgO + HCl = MgOH + Cl
Fe(s) + HCl(aq) = ClFe(s) + H2(g) =>
2 Fe(s) + 2 HCl(aq) = 2 ClFe(s) + H2(g)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
KClO4 + C6H10O5 = KCl + CO + H2O =>
3 KClO4 + 2 C6H10O5 = 3 KCl + 12 CO + 10 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
MgO + HCl(aq) = MgCl2(aq) + H2O(g) =>
MgO + 2 HCl(aq) = MgCl2(aq) + H2O(g)
Fe{3+} + I{-} = Fe{2+} + I2 =>
2 Fe{3+} + 2 I{-} = 2 Fe{2+} + I2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
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