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Sn{2+} + 2 HgCl2 = Sn{4+} + Hg2Cl2 + 2 Cl{-}
CuSO4*5H2O + KSCN = K2SO4 + Cu(SCN)2 + H2O =>
CuSO4*5H2O + 2 KSCN = K2SO4 + Cu(SCN)2 + 5 H2O
Na3(PO4) + K = K(PO4) + Na =>
Na3(PO4) + K = K(PO4) + 3 Na
K2CrO4 + Fe(OH)2 + H2O = KCrO2 + Fe(OH)3 + KOH =>
K2CrO4 + 3 Fe(OH)2 + 2 H2O = KCrO2 + 3 Fe(OH)3 + KOH
(N2Cl4)3 + (CH4)3 = H2 + N2 + (CCl4)3 =>
(N2Cl4)3 + (CH4)3 = 6 H2 + 3 N2 + (CCl4)3
CuSO4(aq) + Fe = Cu + FeSO4 =>
CuSO4(aq) + Fe = Cu + FeSO4
KAlSi3O8 + H2CO3 + H2O = Al2Si2O5(OH)4 + K2CO3 + SiO2 =>
2 KAlSi3O8 + H2CO3 + H2O = Al2Si2O5(OH)4 + K2CO3 + 4 SiO2
Pb + Ni2S = Ni + Pb4S =>
4 Pb + Ni2S = 2 Ni + Pb4S
FeS2 + NH4OH = Fe(OH)2 + (NH4)2S + S =>
FeS2 + 2 NH4OH = Fe(OH)2 + (NH4)2S + S
Fe2(SO4)3 + Mg(OH)2 = Fe(OH)3 + Mg(SO4) =>
Fe2(SO4)3 + 3 Mg(OH)2 = 2 Fe(OH)3 + 3 Mg(SO4)
K2S + HNO3 = K2SO4 + NO + H2O =>
3 K2S + 8 HNO3 = 3 K2SO4 + 8 NO + 4 H2O
PbCO3 + CH3COOH = CO2 + H2O + CH3COOPb =>
8 PbCO3 + 9 CH3COOH = 10 CO2 + 6 H2O + 8 CH3COOPb
KI(aq) + FeCl3(aq) = FeI3(aq) + KCl(s) =>
3 KI(aq) + FeCl3(aq) = FeI3(aq) + 3 KCl(s)
C8H9NO2 + O2 = CO2 + H2O + HNO3 =>
2 C8H9NO2 + 21 O2 = 16 CO2 + 8 H2O + 2 HNO3
AgNO3(aq) + NaCl(aq) = Ag(s) + Cl(s) + NaNO3(s) =>
AgNO3(aq) + NaCl(aq) = Ag(s) + Cl(s) + NaNO3(s)
AlCl3 + Al + H2O = Al2(OH)5Cl + H2 =>
2 AlCl3 + 10 Al + 30 H2O = 6 Al2(OH)5Cl + 15 H2
HCl(aq) + Li2SO3(s) = LiCl + SO2 + H2O =>
2 HCl(aq) + Li2SO3(s) = 2 LiCl + SO2 + H2O
Ca(OH)2 + Al(OH)3 = Ca(AlO2)2 + H2O =>
Ca(OH)2 + 2 Al(OH)3 = Ca(AlO2)2 + 4 H2O
KI + NaClO = KCl + NaI + O2 =>
2 KI + 2 NaClO = 2 KCl + 2 NaI + O2
Cu(AgNO3)2 = Cu2 + AgNO3 =>
2 Cu(AgNO3)2 = Cu2 + 4 AgNO3
H2SO4(aq) + MgCO3(s) = MgSO4 + H2O + CO2(g) =>
H2SO4(aq) + MgCO3(s) = MgSO4 + H2O + CO2(g)
H2 + CO3 = H2CO3 =>
H2 + CO3 = H2CO3
Ca(HCO3)2 + AgCl = CaCl2 + AgHCO3 =>
Ca(HCO3)2 + 2 AgCl = CaCl2 + 2 AgHCO3
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
H2O2 + Fe = FeO + H =>
H2O2 + 2 Fe = 2 FeO + 2 H
C2H5O2 + H2O = C2H60 + O2 =>
4 C2H5O2 + 110 H2O = 4 C2H60 + 59 O2
Na + Cu(NO3)2 = Na(NO3) + Cu =>
2 Na + Cu(NO3)2 = 2 Na(NO3) + Cu
Ni + N2 = Ni3N2 =>
3 Ni + N2 = Ni3N2
MnSO4 + K2S2O8 + H2O = HMnO4 + KHSO4 + H2SO4 =>
2 MnSO4 + 5 K2S2O8 + 8 H2O = 2 HMnO4 + 10 KHSO4 + 2 H2SO4
H2O2 + CuCl + H2SO4 = CuSO4 + HCl + H2O =>
H2O2 + 2 CuCl + 2 H2SO4 = 2 CuSO4 + 2 HCl + 2 H2O
MgC2O4 = Mg + C2O4 =>
MgC2O4 = Mg + C2O4
HCO3 + Na = H + NaCO3 =>
HCO3 + Na = H + NaCO3
AgNO3(aq) + NaCl(aq) = Ag(s) + Cl(s) + NaNO3(s) =>
AgNO3(aq) + NaCl(aq) = Ag(s) + Cl(s) + NaNO3(s)
HClO + Ca = Ca(ClO)2 + H =>
2 HClO + Ca = Ca(ClO)2 + 2 H
H2O2 + Fe = FeO + H =>
H2O2 + 2 Fe = 2 FeO + 2 H
FeSi + Cl2 = FeCl3 + SiCl4 =>
2 FeSi + 7 Cl2 = 2 FeCl3 + 2 SiCl4
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
C8H10N4O2 = C8 + H10 + N4 + O2 =>
C8H10N4O2 = C8 + H10 + N4 + O2
HCO3 + Na = H + NaCO3 =>
HCO3 + Na = H + NaCO3
Na2S + KMnO4 + H2O = KOH + MnO2 + S + NaOH =>
3 Na2S + 2 KMnO4 + 4 H2O = 2 KOH + 2 MnO2 + 3 S + 6 NaOH
Na3PO4 + K(OH) = NaOH + K3PO4 =>
Na3PO4 + 3 K(OH) = 3 NaOH + K3PO4
NH3 + Cu2O = Cu + N + H2O =>
2 NH3 + 3 Cu2O = 6 Cu + 2 N + 3 H2O
Pb(NO3)2 + AlCl3 = PbCl2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlCl3 = 3 PbCl2 + 2 Al(NO3)3
CH3CH2OH + O2 = CH3CHOOH + H2O =>
4 CH3CH2OH + 3 O2 = 4 CH3CHOOH + 2 H2O
H2SO3 + Na2S = H2S + Na2SO4 =>
4 H2SO3 + 3 Na2S = 4 H2S + 3 Na2SO4
CH3 + Cl2 = CHCl3 + HCl =>
2 CH3 + 5 Cl2 = 2 CHCl3 + 4 HCl
Sn4 + O2 = Sn2O4 =>
Sn4 + 4 O2 = 2 Sn2O4
Be + Cl2 = BeCl2 =>
Be + Cl2 = BeCl2
KOH + SO2 = KHSO3 =>
KOH + SO2 = KHSO3
Na2SiO3 + HF = H2SiO3 + NaF =>
Na2SiO3 + 2 HF = H2SiO3 + 2 NaF
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