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Hg2(OH)2 = H2O + Hg2O
BH4{-} + {+} + H2O = H3BO3 + H2 =>
2 BH4{-} + 2{+} + 6 H2O = 2 H3BO3 + 7 H2
NO3K = NO2K + O2 =>
2 NO3K = 2 NO2K + O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
ZnS + KOH + H2O = K2[Zn(OH)4] + H2S =>
ZnS + 2 KOH + 2 H2O = K2[Zn(OH)4] + H2S
Na2S + H3PO4 = Na3PO4 + H2S =>
3 Na2S + 2 H3PO4 = 2 Na3PO4 + 3 H2S
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Mg(s) + O2 = MgO =>
2 Mg(s) + O2 = 2 MgO
NaClO4 + Na2S2O4 + NaOH = HCl + Na2SO4 + H2O =>
3 NaClO4 + 4 Na2S2O4 + 5 NaOH = 3 HCl + 8 Na2SO4 + H2O
Fe(NO3)2 + I2 = FeI2 + NO3 =>
Fe(NO3)2 + I2 = FeI2 + 2 NO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
SnCl2(aq) + H2S(g) = SnS(s) + HCl(aq) =>
SnCl2(aq) + H2S(g) = SnS(s) + 2 HCl(aq)
Mg(s) + Fe = FeMg =>
Mg(s) + Fe = FeMg
Al(NO3)3 + Li2CO3 = LiNO3 + Al2(CO3)3 =>
2 Al(NO3)3 + 3 Li2CO3 = 6 LiNO3 + Al2(CO3)3
Br2 + NH4OH = NH4Br + N2 + H2O =>
3 Br2 + 8 NH4OH = 6 NH4Br + N2 + 8 H2O
HCl2 + PbOH = PbCl2 + H2O =>
HCl2 + PbOH = PbCl2 + H2O
CH3OH + HBr = CH3Br + H2O =>
CH3OH + HBr = CH3Br + H2O
C3H6 + Na = C3H6Na2 =>
C3H6 + 2 Na = C3H6Na2
AgCl + (NH4)2CO3 = AgCl(NH4)2CO3 =>
AgCl + (NH4)2CO3 = AgCl(NH4)2CO3
Cu(i)(s) + S8(s) = Cu2S(s) =>
16 Cu(i)(s) + S8(s) = 8 Cu2S(s)
KClO3 + O2 = KClO5 =>
KClO3 + O2 = KClO5
[Co(NH3)6]{2+} + O2 + H2O = [Co(NH3)6]{3+} + OH{-} =>
4[Co(NH3)6]{2+} + O2 + 2 H2O = 4[Co(NH3)6]{3+} + 4 OH{-}
Ca(s) + F2(g) = CaF2(s) =>
Ca(s) + F2(g) = CaF2(s)
KCr(OH)4 + AlCl3 = CrCl3 + Al(OH)3 + KCl =>
3 KCr(OH)4 + 4 AlCl3 = 3 CrCl3 + 4 Al(OH)3 + 3 KCl
C6H10 + KMnO4 + H2SO4 = C6H11O4 + K2SO4 + MnSO4 + H2O =>
10 C6H10 + 14 KMnO4 + 21 H2SO4 = 10 C6H11O4 + 7 K2SO4 + 14 MnSO4 + 16 H2O
Na2WO4 + NaH2PO4 + HCl = Na3PW12O40 + NaCl + H2O =>
12 Na2WO4 + NaH2PO4 + 22 HCl = Na3PW12O40 + 22 NaCl + 12 H2O
HCN + AgNO3 = AgCN + HNO3 =>
HCN + AgNO3 = AgCN + HNO3
AgNO3 + (NH4)2S = Ag2S + NO3NH4 =>
2 AgNO3 + (NH4)2S = Ag2S + 2 NO3NH4
K2S + AgNO3 = Ag2S + KNO3 =>
K2S + 2 AgNO3 = Ag2S + 2 KNO3
NiO + HCl = NiCl2 + H2O =>
NiO + 2 HCl = NiCl2 + H2O
C3H8 + KMnO4 + H2SO4 = C3H6O2 + MnSO4 + K2SO4 + H2O =>
5 C3H8 + 6 KMnO4 + 9 H2SO4 = 5 C3H6O2 + 6 MnSO4 + 3 K2SO4 + 14 H2O
H2SiO3 + NH4Cl = (NH4)2SiO3 + HCl =>
H2SiO3 + 2 NH4Cl = (NH4)2SiO3 + 2 HCl
Li + HF = LiF + H2 =>
2 Li + 2 HF = 2 LiF + H2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
NaOH + FeF2 = NaF + Fe(OH)2 =>
2 NaOH + FeF2 = 2 NaF + Fe(OH)2
HNO3 + O2 = HNO4 =>
2 HNO3 + O2 = 2 HNO4
Ca(OH)2 + H3PO4 = H2O(l) + Ca3(PO4)2 =>
3 Ca(OH)2 + 2 H3PO4 = 6 H2O(l) + Ca3(PO4)2
NO2 + H2O = HNO3 + N2O3 =>
4 NO2 + H2O = 2 HNO3 + N2O3
CaNO3 + NH4Cl = CaCl + NH4NO3 =>
CaNO3 + NH4Cl = CaCl + NH4NO3
Ca2O + SO2 = Ca2SO3 =>
Ca2O + SO2 = Ca2SO3
NaB11H14 = Na2B12H12 + B11H11 + H2 =>
22 NaB11H14 = 11 Na2B12H12 + 10 B11H11 + 33 H2
HCl + Mn = H2 + MnCl4 =>
4 HCl + Mn = 2 H2 + MnCl4
Fe(OH)3 + Ba(OH)2 = Ba[Fe(OH)4]2 =>
2 Fe(OH)3 + Ba(OH)2 = Ba[Fe(OH)4]2
C4H11N + H2O = C4H11NHOH =>
C4H11N + H2O = C4H11NHOH
HCOOH + C2H5OH = H2O + COOC2H5 =>
10 HCOOH + 7 C2H5OH = 11 H2O + 8 COOC2H5
CoCl2 + K3[Fe(CN)6] = CoFe(CN)6 + K3Cl2 =>
CoCl2 + K3[Fe(CN)6] = CoFe(CN)6 + K3Cl2
MgCO3(aq) + HCl(aq) = MgCl2 + H2O + CO2 =>
MgCO3(aq) + 2 HCl(aq) = MgCl2 + H2O + CO2
Mg(OH)2(s) + HNO3(aq) = Mg(NO3)2(aq) + H2O(l) =>
Mg(OH)2(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + 2 H2O(l)
H2SiO3 + NH4Cl = (NH4)2SiO3 + HCl =>
H2SiO3 + 2 NH4Cl = (NH4)2SiO3 + 2 HCl
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