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2 Fe{3+} + 3 ZnO + 3 H2O = 2 Fe(OH)3 + 3 Zn{2+}
Na + C2H4O2 = CH3COONa + H2 =>
2 Na + 2 C2H4O2 = 2 CH3COONa + H2
KH2PO4 = KHPO4{-} + H{+} =>
KH2PO4 = KHPO4{-} + H{+}
NaH + H2O = NaOH + H2H =>
3 NaH + 3 H2O = 3 NaOH + 2 H2H
KHC8H4O4 + OH = KC8H4O4 + H2O =>
KHC8H4O4 + OH = KC8H4O4 + H2O
Fe2(CO3)3 + F2 = FeF3 + CO2 + O2 =>
2 Fe2(CO3)3 + 6 F2 = 4 FeF3 + 6 CO2 + 3 O2
BaOH + H2SO4 = BaSO4H + H2O =>
BaOH + H2SO4 = BaSO4H + H2O
(NH4)2S + Ba(OH)2 = BaS + NH3 + HOH =>
(NH4)2S + Ba(OH)2 = BaS + 2 NH3 + 2 HOH
MgH2 + N2 = Mg3N2 + NH3 =>
3 MgH2 + 2 N2 = Mg3N2 + 2 NH3
Cu(NO3) + Ag = Cu + Ag(NO3)2 =>
2 Cu(NO3) + Ag = 2 Cu + Ag(NO3)2
Zn + CrCl3 = Cr6 + ZnCl2 =>
9 Zn + 6 CrCl3 = Cr6 + 9 ZnCl2
SF6 + SO3 = SO2F2 =>
SF6 + 2 SO3 = 3 SO2F2
FeCl3 = Cl + Fe =>
FeCl3 = 3 Cl + Fe
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Fe(s)H2SO4(aq) = H2(g)FeSO4(aq) =>
Fe(s)H2SO4(aq) = H2(g)FeSO4(aq)
BaCl2(aq) + Ag(NO3)(aq) = AgCl(s) + Ba(NO3)2(aq) =>
BaCl2(aq) + 2 Ag(NO3)(aq) = 2 AgCl(s) + Ba(NO3)2(aq)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Na2HPO4 + Al(NO3)3 = NaNO3 + Al2(HPO4)3 =>
3 Na2HPO4 + 2 Al(NO3)3 = 6 NaNO3 + Al2(HPO4)3
C2H5OH(g) + CH3COOH = CH3COOC2H5(g) + H2O(g) =>
C2H5OH(g) + CH3COOH = CH3COOC2H5(g) + H2O(g)
C2 + AlCl3 = CAl + Cl3 =>
C2 + 2 AlCl3 = 2 CAl + 2 Cl3
MnS + O2 + H2O = Mn(OH)2 + S =>
2 MnS + O2 + 2 H2O = 2 Mn(OH)2 + 2 S
NaBr + KMnO4 + H2O = NaOH + Br2 + MnO2 + KOH =>
6 NaBr + 2 KMnO4 + 4 H2O = 6 NaOH + 3 Br2 + 2 MnO2 + 2 KOH
Cu(NO3)2 + Se + HNO3 = CuSeO3 + NO2 + H2O =>
Cu(NO3)2 + Se + 2 HNO3 = CuSeO3 + 4 NO2 + H2O
Na + Co(NO3)3 = Na(NO3)3 + Co =>
Na + Co(NO3)3 = Na(NO3)3 + Co
C6H13NO2 + O2 = CO2(NH2)2 + H2O + CO2 =>
4 C6H13NO2 + 31 O2 = 2 CO2(NH2)2 + 22 H2O + 22 CO2
(NH4)Cl + NaOH = NH4OH + NaCl =>
(NH4)Cl + NaOH = NH4OH + NaCl
HI(aq) + KHSO3(aq) = KI(aq) + H2SO3(aq) =>
HI(aq) + KHSO3(aq) = KI(aq) + H2SO3(aq)
Na + NO3 = NaNO3 =>
Na + NO3 = NaNO3
HCO3 = O2 + HC =>
2 HCO3 = 3 O2 + 2 HC
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Sn + Ag(NO3) = Sn(NO3)4 + Ag =>
Sn + 4 Ag(NO3) = Sn(NO3)4 + 4 Ag
[Co(H2O)6]2{+} + NH3 = [Co(NH3)6]2{+} + H2O =>
[Co(H2O)6]2{+} + 12 NH3 = [Co(NH3)6]2{+} + 12 H2O
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
H[SnCl3] + Br2 + HCl = H3[SnCl6] + HBr =>
2 H[SnCl3] + Br2 + 6 HCl = 2 H3[SnCl6] + 2 HBr
Zn(NO3)2 + H2SO4 = ZnSO4 + H2(NO3)2 =>
Zn(NO3)2 + H2SO4 = ZnSO4 + H2(NO3)2
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Ti + CuCl2 = TiCl4 + Cu =>
Ti + 2 CuCl2 = TiCl4 + 2 Cu
NH3(aq) + CuSO4(aq) = (Cu(NH3)4)SO4 =>
4 NH3(aq) + CuSO4(aq) = (Cu(NH3)4)SO4
As4 + O2 = As2O3 =>
As4 + 3 O2 = 2 As2O3
BaS = Ba{2+} + S{2-} =>
BaS = Ba{2+} + S{2-}
Ca3(PO4)2 + CaF2 = Ca10(PO4)6F2 =>
3 Ca3(PO4)2 + CaF2 = Ca10(PO4)6F2
AgNO3 + Mg3(PO4)2 = Ag(PO4)2 + Mg3NO3 =>
AgNO3 + Mg3(PO4)2 = Ag(PO4)2 + Mg3NO3
Bi(s) + Cl2(g) = BiCl3(s) =>
2 Bi(s) + 3 Cl2(g) = 2 BiCl3(s)
MgCO3 + TiO2 = MgTiO3 + CO2 =>
MgCO3 + TiO2 = MgTiO3 + CO2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
CH4 + I = CH3 + HI =>
CH4 + I = CH3 + HI
NaOH + Na2S = NaS + Na2OH =>
NaOH + Na2S = NaS + Na2OH
Pb(CH3COO)2 + Na2CO3 = PbCO3 + NaCH3COO =>
Pb(CH3COO)2 + Na2CO3 = PbCO3 + 2 NaCH3COO
Pb + SO4 = PbSO4 =>
Pb + SO4 = PbSO4
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