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2 NaCl + CaS = Na2S + CaCl2
HClO4 + OH = ClO4 + H2O =>
HClO4 + OH = ClO4 + H2O
Zn(s) + AgNO3(ac) = Ag + Zn(NO3)2 =>
Zn(s) + 2 AgNO3(ac) = 2 Ag + Zn(NO3)2
Ba(NO3)2 + NaOH = Ba(OH)2 + NaNO3 =>
Ba(NO3)2 + 2 NaOH = Ba(OH)2 + 2 NaNO3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
CO2 + H2O = C9H18O6 + O2 =>
18 CO2 + 18 H2O = 2 C9H18O6 + 21 O2
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
CuF2 + H2SeO4 = CuSeO4 + HF =>
CuF2 + H2SeO4 = CuSeO4 + 2 HF
H2O + KN3 = KOH + NH3 + O2 =>
5 H2O + KN3 = KOH + 3 NH3 + 2 O2
Na2CO3 + H = Na + H2O + CO2 =>
Na2CO3 + 2 H = 2 Na + H2O + CO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CH3COOH(l) + Na2CO3(s) = CH3COONa(aq) + CO2(g) + H2O(l) =>
2 CH3COOH(l) + Na2CO3(s) = 2 CH3COONa(aq) + CO2(g) + H2O(l)
CuFeS2 + O2 + SiO2 = Cu + SO2 + FeSiO3 =>
2 CuFeS2 + 5 O2 + 2 SiO2 = 2 Cu + 4 SO2 + 2 FeSiO3
Si + Br2 = SiBr4 =>
Si + 2 Br2 = SiBr4
Pb + Pb{4+} = Pb{2+} =>
Pb + Pb{4+} = 2 Pb{2+}
NaHCO3 + HC2H3O2 = NaC2H3O2 + CO2 + H2O =>
NaHCO3 + HC2H3O2 = NaC2H3O2 + CO2 + H2O
BeO = Be + O2 =>
2 BeO = 2 Be + O2
U + N2 = UN =>
2 U + N2 = 2 UN
Zn2(OH)3Cl + NaOH = Zn(OH)2 + NaCl =>
Zn2(OH)3Cl + NaOH = 2 Zn(OH)2 + NaCl
Mn2O7 + H2O = HMnO4 =>
Mn2O7 + H2O = 2 HMnO4
Ca + H2SO4 = CaH2 + SO4 =>
Ca + H2SO4 = CaH2 + SO4
KMnO4 + NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + 2 NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O
Mg + Fl = MgFl2 =>
Mg + 2 Fl = MgFl2
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
Co(OH)2 + H{+} = Co{2+} + H2O =>
Co(OH)2 + 2 H{+} = Co{2+} + 2 H2O
Cu + Bi + Te = Cu15Bi200Te300 =>
15 Cu + 200 Bi + 300 Te = Cu15Bi200Te300
CaCl2 + K4(Fe(CN)6) = Ca2(Fe(CN)6) + KCl =>
2 CaCl2 + K4(Fe(CN)6) = Ca2(Fe(CN)6) + 4 KCl
H2O + MnO4{-} + Bi = MnO2 + Bi(OH)3 + OH{-} =>
2 H2O + MnO4{-} + Bi = MnO2 + Bi(OH)3 + OH{-}
Ni + ZnSO4 = Zn + NiSO4 =>
Ni + ZnSO4 = Zn + NiSO4
AgNO3(aq) + NH4Br(aq) = AgBr(s) + NH4NO3 =>
AgNO3(aq) + NH4Br(aq) = AgBr(s) + NH4NO3
H3BO3 + C6H8O7 = BC6H5 + H2O + O2 =>
2 H3BO3 + 2 C6H8O7 = 2 BC6H5 + 6 H2O + 7 O2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
ZnS + HC2H3O2 = Zn(C2H3O2)2 + H2S =>
ZnS + 2 HC2H3O2 = Zn(C2H3O2)2 + H2S
Pb(OH)2 + HNO3 = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 HNO3 = Pb(NO3)2 + 2 H2O
AlCl3 + NH4F = AlF3 + NH4Cl =>
AlCl3 + 3 NH4F = AlF3 + 3 NH4Cl
C12H22O11 + C12H24O2 = C24H44O12 + H2O =>
C12H22O11 + C12H24O2 = C24H44O12 + H2O
Al + TiCl2 = Ti + AlCl3 =>
2 Al + 3 TiCl2 = 3 Ti + 2 AlCl3
SOH + HCl = SCl + HOH =>
SOH + HCl = SCl + HOH
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
KOH(aq) + H2SO4(aq) = K2SO4 + H2O(aq) =>
2 KOH(aq) + H2SO4(aq) = K2SO4 + 2 H2O(aq)
Mg + PbCl4 = MgCl2 + Pb =>
2 Mg + PbCl4 = 2 MgCl2 + Pb
Ca(OH)2(s) + H2SO4 = CaSO4 + H2O =>
Ca(OH)2(s) + H2SO4 = CaSO4 + 2 H2O
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
ZnO(s) + H2O = Zn(OH)2 =>
ZnO(s) + H2O = Zn(OH)2
NH4Cl(s) + Ba(OH)2(aq) = BaCl2(aq) + H2O(l) + NH3(g) =>
2 NH4Cl(s) + Ba(OH)2(aq) = BaCl2(aq) + 2 H2O(l) + 2 NH3(g)
BaS + H2SO4 = SO2 + BaSO4 + H2O =>
BaS + 4 H2SO4 = 4 SO2 + BaSO4 + 4 H2O
C5H10 + HCl = C5H11Cl =>
C5H10 + HCl = C5H11Cl
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Cd(s) + S(s) = CdS(s) =>
Cd(s) + S(s) = CdS(s)
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