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2 Pb + O2 = 2 PbO
Cu(Cl)2 + Al = Cu + AlCl3 =>
3 Cu(Cl)2 + 2 Al = 3 Cu + 2 AlCl3
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NO2 + H2O = HNO3 + NO = =>
3 NO2 + H2O = 2 HNO3 + NO
Na2CO3 + CaCl2 = NaCl + CaCO3 =>
Na2CO3 + CaCl2 = 2 NaCl + CaCO3
C6H5OH + Br2 = C6H2Br3OH + HBr =>
C6H5OH + 3 Br2 = C6H2Br3OH + 3 HBr
(NH4)(OH) + AlCl3 = (NH4)Cl + Al(OH)3 =>
3(NH4)(OH) + AlCl3 = 3(NH4)Cl + Al(OH)3
K2CO3 + KMnO4 = K2MnO4 + KCO3 =>
K2CO3 + KMnO4 = K2MnO4 + KCO3
C3H8O3 + H2 = C3H8O2 + H2O =>
C3H8O3 + H2 = C3H8O2 + H2O
PbCl2 + K2SO4 = KCl + PbSO4 =>
PbCl2 + K2SO4 = 2 KCl + PbSO4
Fe2(SO4)3 + HI = FeI2 + I2 + H2SO4 =>
Fe2(SO4)3 + 6 HI = 2 FeI2 + I2 + 3 H2SO4
SO2 + PB(NO3)2 = PBS + NO + O2 =>
SO2 + PB(NO3)2 = PBS + 2 NO + 3 O2
SO2 + NH3 + H2O = NH4HSO3 =>
SO2 + NH3 + H2O = NH4HSO3
C6H10 + H2SO4 = C6H11OSO2OH =>
C6H10 + H2SO4 = C6H11OSO2OH
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
MgCl + KSO4 = MgSO4 + KCl =>
MgCl + KSO4 = MgSO4 + KCl
H2SO4 + HCO3 = SO4 + H2O + CO2 =>
H2SO4 + 2 HCO3 = SO4 + 2 H2O + 2 CO2
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C2H2Br4 + Ca(OH)2 = C2HBr3 + CaBr2 + H2O =>
2 C2H2Br4 + Ca(OH)2 = 2 C2HBr3 + CaBr2 + 2 H2O
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
Na2Zn(OH)4 + CO2 = Na2CO3 + Zn(OH)2 + H2O =>
Na2Zn(OH)4 + CO2 = Na2CO3 + Zn(OH)2 + H2O
CaO(s) + C(s) = CaC2(s) + CO2(g) =>
2 CaO(s) + 5 C(s) = 2 CaC2(s) + CO2(g)
Al + NO3H = AlNO3 + H2 =>
2 Al + 2 NO3H = 2 AlNO3 + H2
Cl2 + LiF = LiCl + F2 =>
Cl2 + 2 LiF = 2 LiCl + F2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
PH3 + H2O = PO4 + H =>
PH3 + 4 H2O = PO4 + 11 H
K3(PO4) + MgCl2 = Mg3(PO4)2 + KCl =>
2 K3(PO4) + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
KClO = KCl + O2 =>
2 KClO = 2 KCl + O2
Rb + P = Rb3P =>
3 Rb + P = Rb3P
Mg + HClO = Mg(ClO)2 + H =>
Mg + 2 HClO = Mg(ClO)2 + 2 H
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
HI + Tc(OH)7 + Co(OH)2 = H2O + TcCoI9 =>
9 HI + Tc(OH)7 + Co(OH)2 = 9 H2O + TcCoI9
Fe{+3} + CuI = Fe{+2} + Cu{+2} + I{-} =>
Fe{+3} + CuI = Fe{+2} + Cu{+2} + I{-}
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
BaS4 + O3 + H2O = BaSO4 + H2S =>
3 BaS4 + O3 + 9 H2O = 3 BaSO4 + 9 H2S
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
SO2 + NH3 + H2O = NH4HSO3 =>
SO2 + NH3 + H2O = NH4HSO3
KClO3 + Na2SO3 = KCl + Na2SO4 =>
KClO3 + 3 Na2SO3 = KCl + 3 Na2SO4
S2O3 = S + SO2 =>
2 S2O3 = S + 3 SO2
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
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