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PbI2 = Pb + 2 I
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca2 + PO4 = Ca3(PO4)2 =>
3 Ca2 + 4 PO4 = 2 Ca3(PO4)2
NaCO3 + NH4OH = CO3NH4 + NaOH =>
NaCO3 + NH4OH = CO3NH4 + NaOH
(NH4)2Fe(SO4)2 + Pb(NO3)2 = PbSO4 + (NH4)2Fe(NO3)4 =>
(NH4)2Fe(SO4)2 + 2 Pb(NO3)2 = 2 PbSO4 + (NH4)2Fe(NO3)4
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
C2H4 + O2 = CO + H2O2 =>
C2H4 + 3 O2 = 2 CO + 2 H2O2
C8H8 + H2 = C8H12 =>
C8H8 + 2 H2 = C8H12
CuBr2 + Cl2 = CuCl2 + Br2 =>
CuBr2 + Cl2 = CuCl2 + Br2
LiOH + H2O = LiOH2 + OH =>
LiOH + H2O = LiOH2 + OH
H2AsO3{-} + NO3{-} = AsO3{-} + NO2{-} + H2O =>
H2AsO3{-} + NO3{-} = AsO3{-} + NO2{-} + H2O
Mg(OH)2 + HI = MgI2 + H2O =>
Mg(OH)2 + 2 HI = MgI2 + 2 H2O
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Na2O(s) + H2O(i) = NaOH(ac) =>
Na2O(s) + H2O(i) = 2 NaOH(ac)
Os + H2SO4 = Os(SO4)4 + H2 =>
Os + 4 H2SO4 = Os(SO4)4 + 4 H2
KCr2O7 + HCl = KCl + CrCl3 + H2O + Cl =>
KCr2O7 + 14 HCl = KCl + 2 CrCl3 + 7 H2O + 7 Cl
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
ZnO + CuO = Zn3CuO4 =>
3 ZnO + CuO = Zn3CuO4
H3PO4 + Ag2CO3 = Ag3PO4 + H2O + CO2 =>
2 H3PO4 + 3 Ag2CO3 = 2 Ag3PO4 + 3 H2O + 3 CO2
Sb{3+} + H2 = Sb + H{+} =>
2 Sb{3+} + 3 H2 = 2 Sb + 6 H{+}
Zn{2+} + OH{-} = Zn(OH)2 =>
Zn{2+} + 2 OH{-} = Zn(OH)2
FeS2 + O2 + H2O + K{+} = KFe3(SO4)2(OH)6 + SO42{-} + H{+} =>
12 FeS2 + 353 O2 + 22 H2O + 4 K{+} = 4 KFe3(SO4)2(OH)6 + 16 SO42{-} + 20 H{+}
(MeC5H4)Mn(CO)3 + NaNO2 + NH4PF6 + HCl = [(MeC5H4)Mn(CO)2(NO)]PF6 + CO + NH4Cl + NaCl + H2O =>
(MeC5H4)Mn(CO)3 + NaNO2 + NH4PF6 + 2 HCl = [(MeC5H4)Mn(CO)2(NO)]PF6 + CO + NH4Cl + NaCl + H2O
CaO(s) + C(s) = CaC2(s) + CO2(g) =>
2 CaO(s) + 5 C(s) = 2 CaC2(s) + CO2(g)
Na(HSO4) = Na2(SO4) + (SO3) + H2O =>
2 Na(HSO4) = Na2(SO4) + (SO3) + H2O
SMg + O2 = MgO + SO2 =>
2 SMg + 3 O2 = 2 MgO + 2 SO2
C4H13NO + O2 = CO2 + H2O + NH3 =>
C4H13NO + 6 O2 = 4 CO2 + 5 H2O + NH3
Na3N + Ca = NCa + Na =>
Na3N + Ca = NCa + 3 Na
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Na2SO4 + C = Na2S + CO2 =>
Na2SO4 + 2 C = Na2S + 2 CO2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
CaCl2 + NaCO3{2-} = CaCO3{2-} + NaCl2 =>
CaCl2 + NaCO3{2-} = CaCO3{2-} + NaCl2
C6H5ClO + ClO2 + NaOH = CO2 + H2O + NaCl =>
5 C6H5ClO + 26 ClO2 + 31 NaOH = 30 CO2 + 28 H2O + 31 NaCl
HClO3 + KI + HCl = KCl + I2 + H2O =>
HClO3 + 6 KI + 5 HCl = 6 KCl + 3 I2 + 3 H2O
AlP + Ca = Ca3P2 + Al =>
2 AlP + 3 Ca = Ca3P2 + 2 Al
KMnO4 + NO2 + H2O = MnO2 + HNO3 + KOH =>
KMnO4 + 3 NO2 + 2 H2O = MnO2 + 3 HNO3 + KOH
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
HCl(g) + O2(g) = H2O(g) + Cl2(g) =>
4 HCl(g) + O2(g) = 2 H2O(g) + 2 Cl2(g)
Cl2 + (NH4)2SO4 = Cl2SO4 + NH4 =>
Cl2 + (NH4)2SO4 = Cl2SO4 + 2 NH4
C6H14O(s) + O2(g) = CO2(g) + H2O(g) =>
C6H14O(s) + 9 O2(g) = 6 CO2(g) + 7 H2O(g)
Li + Te = Te2{-} + Li{+} =>
Li + 2 Te = Te2{-} + Li{+}
Fe2(SO4)3 + BaCl2 = BaSO4 + FeCl3 =>
Fe2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 FeCl3
HNO2 + HOCl = HNO3 + HCl =>
HNO2 + HOCl = HNO3 + HCl
(NH4)2CO3(aq) + Ag2SO4(aq) = (NH4)2SO4(aq) + Ag2CO3(aq) =>
(NH4)2CO3(aq) + Ag2SO4(aq) = (NH4)2SO4(aq) + Ag2CO3(aq)
NaHSO4 = H2O + Na2S2O7 =>
2 NaHSO4 = H2O + Na2S2O7
La + Cl2 = LaCl3 =>
2 La + 3 Cl2 = 2 LaCl3
H2SO4 + ZuO = ZuSO4 + H2O =>
H2SO4 + ZuO = ZuSO4 + H2O
NaAt + H2SO4 = Na2SO4 + At + H2 =>
2 NaAt + H2SO4 = Na2SO4 + 2 At + H2
NaSO4 + NaOH = Na2(OH)SO4 =>
NaSO4 + NaOH = Na2(OH)SO4
Ca(ClO)2 = CaCl2 + Ca(ClO3)2 =>
3 Ca(ClO)2 = 2 CaCl2 + Ca(ClO3)2
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