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3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
Ca(CH3COO)2 + NaOH = Ca(OH)2 + NaCH3COO =>
Ca(CH3COO)2 + 2 NaOH = Ca(OH)2 + 2 NaCH3COO
P2O3(s) + KOH(aq) = K3PO3(aq) + H2O(l) =>
P2O3(s) + 6 KOH(aq) = 2 K3PO3(aq) + 3 H2O(l)
K(NO3) + C = CO + N2 + K3(CO2) =>
6 K(NO3) + 16 C = 14 CO + 3 N2 + 2 K3(CO2)
HNO3 + H2O = H3N + O4 =>
HNO3 + H2O = H3N + O4
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Hg + NH4OH = Hg(NH3) + H2O =>
Hg + NH4OH = Hg(NH3) + H2O
OCN + H2O = HCN + OH =>
OCN + 2 H2O = HCN + 3 OH
Mg + O2 = MgO2 =>
Mg + O2 = MgO2
Rb2 + H2O = RbOH + H2 =>
Rb2 + 2 H2O = 2 RbOH + H2
NaOH + Ca(HCO3)2 = H2O + CaCO3 + NaHCO3 =>
NaOH + Ca(HCO3)2 = H2O + CaCO3 + NaHCO3
C6H8OH + O2 = CO2 + H2O =>
4 C6H8OH + 31 O2 = 24 CO2 + 18 H2O
Fe + N2 = FeN2 =>
Fe + N2 = FeN2
Co(OH)2 + NaOH = Co(OH)3 + Na =>
Co(OH)2 + NaOH = Co(OH)3 + Na
W + SrMoO4 + KClO4 = SrWO4 + MoO2 + KCl =>
2 W + 2 SrMoO4 + KClO4 = 2 SrWO4 + 2 MoO2 + KCl
HF + Li(OH) = LiF + H2O =>
HF + Li(OH) = LiF + H2O
Ni(NO3)2 + K2(CO3) = NiCO3 + KNO3 =>
Ni(NO3)2 + K2(CO3) = NiCO3 + 2 KNO3
Sr(ClO4)2(aq) + Ca(NO2)2(aq) = Sr(NO2)2(aq) + Ca(ClO4)2(aq) =>
Sr(ClO4)2(aq) + Ca(NO2)2(aq) = Sr(NO2)2(aq) + Ca(ClO4)2(aq)
CuI + NO2 + H2O = I2 + Cu(OH)2 + NO =>
2 CuI + 2 NO2 + 2 H2O = I2 + 2 Cu(OH)2 + 2 NO
ZnO + OH{-} + H2O = [Zn(OH)4]{2-} =>
ZnO + 2 OH{-} + H2O = [Zn(OH)4]{2-}
Na2S + Na2SO4 + SiO2 = Na2SiO3 + SO2 =>
Na2S + 3 Na2SO4 + 4 SiO2 = 4 Na2SiO3 + 4 SO2
Fe(NO3)2 + NH3 = Fe(NH3)2 + NO3 =>
Fe(NO3)2 + 2 NH3 = Fe(NH3)2 + 2 NO3
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl =>
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl
K3[Cr(OH)6] + HNO3 = KNO3 + Cr2O3 + H2O =>
2 K3[Cr(OH)6] + 6 HNO3 = 6 KNO3 + Cr2O3 + 9 H2O
C4H8O + H2SO4 + KMnO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C4H8O + 33 H2SO4 + 22 KMnO4 = 20 CO2 + 11 K2SO4 + 22 MnSO4 + 53 H2O
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
(NH4)3PO4 + Fe(C2H3O2)2 = Fe3(PO4)2 + C2H7NO2 =>
2(NH4)3PO4 + 3 Fe(C2H3O2)2 = Fe3(PO4)2 + 6 C2H7NO2
Al + MgSO4 = Al2(SO4)3 + Mg =>
2 Al + 3 MgSO4 = Al2(SO4)3 + 3 Mg
CrF3(aq) + Ba(MnO4)2(aq) = BaF2(aq) + Cr(MnO4)3 =>
2 CrF3(aq) + 3 Ba(MnO4)2(aq) = 3 BaF2(aq) + 2 Cr(MnO4)3
N2O3 + H2SO4 = N2O3H2SO4 =>
N2O3 + H2SO4 = N2O3H2SO4
CuO + NO3 = CuO2 + NO2 =>
CuO + NO3 = CuO2 + NO2
C2H3F + O2 = CO2 + H2O + F2 =>
4 C2H3F + 11 O2 = 8 CO2 + 6 H2O + 2 F2
Cu3(PO4)2 + Al(NO3)3 = Cu(NO3)2 + Al(PO4) =>
Cu3(PO4)2 + 2 Al(NO3)3 = 3 Cu(NO3)2 + 2 Al(PO4)
Na2B4O7 + AgNO3 + H2O = NaNO3 + H3BO3 + Ag2O =>
Na2B4O7 + 2 AgNO3 + 6 H2O = 2 NaNO3 + 4 H3BO3 + Ag2O
BaSO4(s) + Ca(OH)2(aq) = Ba(OH)2(aq) + CaSO4(s) =>
BaSO4(s) + Ca(OH)2(aq) = Ba(OH)2(aq) + CaSO4(s)
Pb3O4 + HBr = PbBr2 + PbBr4 + H2O =>
Pb3O4 + 8 HBr = 2 PbBr2 + PbBr4 + 4 H2O
H2SiO3 = H2O + SiO2 =>
H2SiO3 = H2O + SiO2
NaOH + (NH2OH)2H2SO4 = Na2SO4 + H2O + NH2OH =>
2 NaOH + (NH2OH)2H2SO4 = Na2SO4 + 2 H2O + 2 NH2OH
C22H25BrN2O3S + O2 = CO2 + H2O + N2 + SO2 + HBr =>
2 C22H25BrN2O3S + 55 O2 = 44 CO2 + 24 H2O + 2 N2 + 2 SO2 + 2 HBr
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
NaNO3 + HCl + NaI = NaCl + NO2 + H2O + I2 =>
2 NaNO3 + 4 HCl + 2 NaI = 4 NaCl + 2 NO2 + 2 H2O + I2
Co(NO3)2(aq) + Na2SO4(aq) = CoSO4(s) + NaNO3(aq) =>
Co(NO3)2(aq) + Na2SO4(aq) = CoSO4(s) + 2 NaNO3(aq)
Na2SO4(aq) + H2O(aq) = H2SO4(aq) + NaOH(aq) =>
Na2SO4(aq) + 2 H2O(aq) = H2SO4(aq) + 2 NaOH(aq)
CuCl2 + NaNO3 = Cu(NO3)2 + NaCl =>
CuCl2 + 2 NaNO3 = Cu(NO3)2 + 2 NaCl
Sn(ClO4)2 + Al2(CO3)3 = Sn(CO3)3 + Al2(ClO4)2 =>
Sn(ClO4)2 + Al2(CO3)3 = Sn(CO3)3 + Al2(ClO4)2
MgCl2 + I = MgI2 + Cl =>
MgCl2 + 2 I = MgI2 + 2 Cl
Ra(CN)2 + (NH4)3PO4 = Ra3(PO4)2 + NH4CN =>
3 Ra(CN)2 + 2(NH4)3PO4 = Ra3(PO4)2 + 6 NH4CN
Qw + Mt = Qw2Mt2 =>
2 Qw + 2 Mt = Qw2Mt2
Sn(ClO4)2 + Al2(CO3)3 = Sn(CO3)3 + Al2(ClO4)2 =>
Sn(ClO4)2 + Al2(CO3)3 = Sn(CO3)3 + Al2(ClO4)2
SO2 + Cl2 + OH{-} = SO4{-2} + Cl{-} + H2O =>
SO2 + Cl2 + 4 OH{-} = SO4{-2} + 2 Cl{-} + 2 H2O
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