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2 Sm + 3 I2 = 2 SmI3
NaO + Mg = MgO + Na =>
NaO + Mg = MgO + Na
(NH4)2CO3(aq) + NaOH(aq) = Na2CO3(aq) + NH3(g) + H2O(l) =>
(NH4)2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 NH3(g) + 2 H2O(l)
[Hg(I)4]{2-} = Hg{2+} + I{-} =>
[Hg(I)4]{2-} = Hg{2+} + 4 I{-}
Pb(CO3)2 + HCl = PbCl4 + H2CO3 =>
Pb(CO3)2 + 4 HCl = PbCl4 + 2 H2CO3
Cl2(ac) + NaBr(ac) = Br2(ac) + NaCl(ac) =>
Cl2(ac) + 2 NaBr(ac) = Br2(ac) + 2 NaCl(ac)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
BaI2 + O2 = BaO + I2 =>
2 BaI2 + O2 = 2 BaO + 2 I2
HBF4 + CuCO3*Cu(OH)2 = CO2 + H2O + Cu(BF4)2 =>
4 HBF4 + CuCO3*Cu(OH)2 = CO2 + 3 H2O + 2 Cu(BF4)2
PCl5 + I2 = ICl3 + PCl3 =>
3 PCl5 + I2 = 2 ICl3 + 3 PCl3
NH2 + H3O = NH3 + H2O =>
NH2 + H3O = NH3 + H2O
Pb + K2C2O4 = K + PbC2O4 =>
Pb + K2C2O4 = 2 K + PbC2O4
Mn(NO3)2 + PbO2 = MnO2 + Pb(NO3)2 =>
Mn(NO3)2 + PbO2 = MnO2 + Pb(NO3)2
N3H12PO4 + BaO2H2 = Ba3P2O8 + NH4OH =>
2 N3H12PO4 + 3 BaO2H2 = Ba3P2O8 + 6 NH4OH
Ca2Al6Ce2O14 + Ca3Al4MgO10 + MgO = Ca2Al2Ce2O8 + Ca2Al28Mg2O46 =>
19 Ca2Al6Ce2O14 + 2 Ca3Al4MgO10 + 4 MgO = 19 Ca2Al2Ce2O8 + 3 Ca2Al28Mg2O46
ZnCl2 + Mg(CH3COO)2 = Zn(CH3COO)2 + MgCl2 =>
ZnCl2 + Mg(CH3COO)2 = Zn(CH3COO)2 + MgCl2
MgSO4 + CaO + H2O = Mg(OH)2 + CaSO4 =>
MgSO4 + CaO + H2O = Mg(OH)2 + CaSO4
F + FeCl2 = FCl + Fe =>
2 F + FeCl2 = 2 FCl + Fe
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
CoOHCl + NH4OH = [Co(NH3)6](OH)2 + NH4Cl + H2O =>
CoOHCl + 7 NH4OH = [Co(NH3)6](OH)2 + NH4Cl + 6 H2O
C6H32O2 + O2 = H2O + CO2 =>
C6H32O2 + 13 O2 = 16 H2O + 6 CO2
Na2S + FeCO3 = Na2CO3 + FeS =>
Na2S + FeCO3 = Na2CO3 + FeS
ZnS + PO2 = P + SO2 + ZnO =>
2 ZnS + 3 PO2 = 3 P + 2 SO2 + 2 ZnO
Fe{3+} + CrO4{2-} = Fe2(CrO4)3 =>
2 Fe{3+} + 3 CrO4{2-} = Fe2(CrO4)3
CrSO4 + Ba(OH)2 = Cr(OH)2 + BaSO4 =>
CrSO4 + Ba(OH)2 = Cr(OH)2 + BaSO4
CoCl2 + Al(NO3)3 = Co(NO3)2 + AlCl3 =>
3 CoCl2 + 2 Al(NO3)3 = 3 Co(NO3)2 + 2 AlCl3
Fe(HS)2 + NaOH = FeS + Na2S + H2O =>
Fe(HS)2 + 2 NaOH = FeS + Na2S + 2 H2O
Na2Zn(OH)4 + CO2 = Na2CO3 + Zn(OH)2 + H2O =>
Na2Zn(OH)4 + CO2 = Na2CO3 + Zn(OH)2 + H2O
NiSO4 + (NH4)2Cr2O7 = NiCr2O7 + (NH4)2SO4 =>
NiSO4 + (NH4)2Cr2O7 = NiCr2O7 + (NH4)2SO4
C2H5COOH + Zn(OH)2 = (C2H5COO)2Zn + H2O =>
2 C2H5COOH + Zn(OH)2 = (C2H5COO)2Zn + 2 H2O
AgClO3 + BaI2 = AgI + Ba(ClO3)2 =>
2 AgClO3 + BaI2 = 2 AgI + Ba(ClO3)2
Na2CO3(H2O) + HCl = NaCl + H2O + CO2 =>
Na2CO3(H2O) + 2 HCl = 2 NaCl + 2 H2O + CO2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
S2O3{-2} + ClO2{-} + H2O = SO4{-2} + Cl{-} + H{+} =>
S2O3{-2} + 2 ClO2{-} + H2O = 2 SO4{-2} + 2 Cl{-} + 2 H{+}
Zn + AgNi = ZnNi + Ag =>
Zn + AgNi = ZnNi + Ag
Fe(CON2H4)6(NO3)3 + K3Fe(CN)6 = KNO3 + Fe(CON2H4)6Fe(CN)6 =>
Fe(CON2H4)6(NO3)3 + K3Fe(CN)6 = 3 KNO3 + Fe(CON2H4)6Fe(CN)6
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
BaCl2 + Na2HPO4 = BaHPO4 + NaCl =>
BaCl2 + Na2HPO4 = BaHPO4 + 2 NaCl
Hg2O3 = Hg + O2 =>
2 Hg2O3 = 4 Hg + 3 O2
Ca(HSO3)2 + KOH = CaSO3 + K2SO3 + H2O =>
Ca(HSO3)2 + 2 KOH = CaSO3 + K2SO3 + 2 H2O
Sr + HCl = SrCl + H2 =>
2 Sr + 2 HCl = 2 SrCl + H2
Cu{+} + Pb{2+} = Cu{2+} + Pb =>
2 Cu{+} + Pb{2+} = 2 Cu{2+} + Pb
(NH4)Cl + Ba(OH)2 = (NH4)(OH) + BaCl2 =>
2(NH4)Cl + Ba(OH)2 = 2(NH4)(OH) + BaCl2
Mn + HBr = MnBr2 + H2 =>
Mn + 2 HBr = MnBr2 + H2
Ba + H2(SO4) = Ba(SO4) + H2 =>
Ba + H2(SO4) = Ba(SO4) + H2
Ni(OH) + Zn = Zn(OH)2 + Ni =>
2 Ni(OH) + Zn = Zn(OH)2 + 2 Ni
Al + O12 = Al2O3 =>
8 Al + O12 = 4 Al2O3
Rb2S + Pb(NO3)2 = RbNO3 + PbS =>
Rb2S + Pb(NO3)2 = 2 RbNO3 + PbS
Al(NO3)3(s) + H2SO4(aq) = Al2(SO4)3(s) + HNO3(aq) =>
2 Al(NO3)3(s) + 3 H2SO4(aq) = Al2(SO4)3(s) + 6 HNO3(aq)
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