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2 K + 2 H2O = 2 KOH + H2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Li2S + LiI = Li2I + S =>
Li2S + 2 LiI = 2 Li2I + S
HNO3 + Na = NH4NO2 + NaNO3 + H2O =>
12 HNO3 + 10 Na = NH4NO2 + 10 NaNO3 + 4 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Fe + Hg(NO3)3 = Fe(NO3)3 + Hg =>
Fe + Hg(NO3)3 = Fe(NO3)3 + Hg
Fe + SnCl4 = FeCl4 + SnCl2 =>
Fe + 2 SnCl4 = FeCl4 + 2 SnCl2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
P2O5 + CaOH + H2O = CaH2PO4 =>
P2O5 + 2 CaOH + H2O = 2 CaH2PO4
H2 + CuO = H2O + Cu =>
H2 + CuO = H2O + Cu
Cr(OH)3 + NaHSO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
2 Cr(OH)3 + 6 NaHSO4 = Cr2(SO4)3 + 3 Na2SO4 + 6 H2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
H3AsO3 + NO3{-} + H2O = H2AsO4{-} + NH4{+} + H{+} =>
4 H3AsO3 + NO3{-} + H2O = 4 H2AsO4{-} + NH4{+} + 2 H{+}
AlBr3 + Cl = AlCl3 + Br =>
AlBr3 + 3 Cl = AlCl3 + 3 Br
Cu + H2O = CuOH + H2 =>
2 Cu + 2 H2O = 2 CuOH + H2
Cr(OH)3 + HBr = CrBr3 + H2O =>
Cr(OH)3 + 3 HBr = CrBr3 + 3 H2O
ScO + H2O = Sc(OH)2 =>
ScO + H2O = Sc(OH)2
NaCO + HCl = COCl2 + H2 + NaCl =>
2 NaCO + 6 HCl = 2 COCl2 + 3 H2 + 2 NaCl
CrCl3 + H2SO4 = Cr2(SO4)3 + Cl2 + H2S + H2O =>
8 CrCl3 + 15 H2SO4 = 4 Cr2(SO4)3 + 12 Cl2 + 3 H2S + 12 H2O
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
C2H5OH4 + O2 = CO2 + H2O12 =>
2 C2H5OH4 + 57 O2 = 4 CO2 + 9 H2O12
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Al2(SO4)3(aq) + NaOH(aq) = Al(OH)3(s) + Na2SO4(aq) =>
Al2(SO4)3(aq) + 6 NaOH(aq) = 2 Al(OH)3(s) + 3 Na2SO4(aq)
Al + H3PO4 = H + AlPO4 =>
Al + H3PO4 = 3 H + AlPO4
NaOHHKC8H4O4 = NaKC8H4O4H2O =>
NaOHHKC8H4O4 = NaKC8H4O4H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Al + H3Po4 = H2 + AlPo4 =>
2 Al + 2 H3Po4 = 3 H2 + 2 AlPo4
MSO3 + H2SO4 = MSO4 + SO2 + H2O =>
MSO3 + H2SO4 = MSO4 + SO2 + H2O
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
H2 + CuO = H2O + Cu =>
H2 + CuO = H2O + Cu
CuCl2 + H2S = Cu2S2 + HCl =>
2 CuCl2 + 2 H2S = Cu2S2 + 4 HCl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HCl + H2O = H3O{+} + Cl{-} =>
HCl + H2O = H3O{+} + Cl{-}
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NiCl3 + K2Co3 = CoCl2 + KCl + Ni =>
8 NiCl3 + 3 K2Co3 = 9 CoCl2 + 6 KCl + 8 Ni
Mg + AlCl3 = MgCl2 + Al =>
3 Mg + 2 AlCl3 = 3 MgCl2 + 2 Al
AlCl3 + Nh4OH = Nh4Cl + Al(OH)3 =>
AlCl3 + 3 Nh4OH = 3 Nh4Cl + Al(OH)3
NaHCO3H2O + HCl = NaCl + CO2 + H2O =>
NaHCO3H2O + HCl = NaCl + CO2 + 2 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cl2O3 + Ca(OH)2 = Ca(ClO2)2 + H2O =>
Cl2O3 + Ca(OH)2 = Ca(ClO2)2 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
MoO2Cl2 + H2O = MoO3 + HCl =>
MoO2Cl2 + H2O = MoO3 + 2 HCl
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Ga + H2O = H2 + Ga(OH)2 =>
Ga + 2 H2O = H2 + Ga(OH)2
P + NaOH = P(OH)3 + Na =>
P + 3 NaOH = P(OH)3 + 3 Na
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
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