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3 Na2S + 4 K2Cr2O7 + 16 H2SO4 = 3 Na2SO4 + 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
Cu{2}SO4 + Fe = Cu + Fe{3}SO4 =>
3 Cu{2}SO4 + 2 Fe = 3 Cu + 2 Fe{3}SO4
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
BaO2 + HF = BaF2 + H2O2 =>
BaO2 + 2 HF = BaF2 + H2O2
Fe(CN)2 + H2SO4 = HCN + FeSO4 =>
Fe(CN)2 + H2SO4 = 2 HCN + FeSO4
NiSO4 + KOH = Ni(OH) + KSO4 =>
NiSO4 + KOH = Ni(OH) + KSO4
C2H2 + [Cu(NH3)2]Cl = C2Cu2 + NH4Cl + NH3 =>
C2H2 + 2[Cu(NH3)2]Cl = C2Cu2 + 2 NH4Cl + 2 NH3
NaCl + AgNO{3-} = NaNO{3-} + AgCl =>
NaCl + AgNO{3-} = NaNO{3-} + AgCl
CoF2 = F2Co =>
CoF2 = F2Co
FeCl3 + H2S + H2O = FeS + HCl + H2SO4 =>
8 FeCl3 + 9 H2S + 4 H2O = 8 FeS + 24 HCl + H2SO4
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Fe + Cu2SO = Fe2SO + Cu =>
2 Fe + Cu2SO = Fe2SO + 2 Cu
ZnCO3 = ZnOCO2 =>
ZnCO3 = ZnOCO2
As2S5 + Cl2 + H2O = H3AsO4 + H2SO4 + HCl =>
As2S5 + 20 Cl2 + 28 H2O = 2 H3AsO4 + 5 H2SO4 + 40 HCl
Fe(CN)6{4-} = FeC2 + CN{-} + N2 =>
Fe(CN)6{4-} = FeC2 + 4 CN{-} + N2
Mg + PbF4 = MgF2 + Pb =>
2 Mg + PbF4 = 2 MgF2 + Pb
NiHCl = Ni(HCl) =>
NiHCl = Ni(HCl)
KOHCaCO3 = KHCO3CaO =>
KOHCaCO3 = KHCO3CaO
K2CrO4 + K2S2O3 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
8 K2CrO4 + 3 K2S2O3 + 17 H2SO4 = 11 K2SO4 + 4 Cr2(SO4)3 + 17 H2O
(Si2)H3 + O2 = SiO2 + H2O =>
4(Si2)H3 + 11 O2 = 8 SiO2 + 6 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaClNaClO = Na2Cl2O =>
NaClNaClO = Na2Cl2O
Hg + PbO2 = Pb + HgO =>
2 Hg + PbO2 = Pb + 2 HgO
C6H5OH + HBr = C6H5Br + H2O =>
C6H5OH + HBr = C6H5Br + H2O
NaF + Ca(CH3COO)2 = CaF2 + NaCH3COO =>
2 NaF + Ca(CH3COO)2 = CaF2 + 2 NaCH3COO
ZnCl2 + NaH2PO4 = Zn3(PO4)2 + NaCl + HCl =>
3 ZnCl2 + 2 NaH2PO4 = Zn3(PO4)2 + 2 NaCl + 4 HCl
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
HI = H + I2 =>
2 HI = 2 H + I2
H2SO4 = H2(SO4) =>
H2SO4 = H2(SO4)
H2Se + MgCO3 = Mg2(Se)2 + H2O + CO2 =>
2 H2Se + 2 MgCO3 = Mg2(Se)2 + 2 H2O + 2 CO2
CuCl2Zn = CuZnCl2 =>
CuCl2Zn = CuZnCl2
K2MnO4 + KClO3 + H2SO4 = KMnO4 + KCl + H2O + K2SO4 =>
6 K2MnO4 + KClO3 + 3 H2SO4 = 6 KMnO4 + KCl + 3 H2O + 3 K2SO4
C2H4 + Cu(OH)2 = CH3CHO + Cu + H2O =>
C2H4 + Cu(OH)2 = CH3CHO + Cu + H2O
C3H7Cl + NaOH = NaCl + C3H6 + H2O =>
C3H7Cl + NaOH = NaCl + C3H6 + H2O
[Ni(NH3)6Cl2] + NaOH = [Ni(NH3)6](OH)2 + NaCl =>
[Ni(NH3)6Cl2] + 2 NaOH = [Ni(NH3)6](OH)2 + 2 NaCl
Zn(OH)2 + H2CO3 = HOH + ZnCO3 =>
Zn(OH)2 + H2CO3 = 2 HOH + ZnCO3
NaHCO3 + HOCl = NaOCl + H2O + CO2 =>
NaHCO3 + HOCl = NaOCl + H2O + CO2
NiSO4 + KOH = Ni(OH) + KSO4 =>
NiSO4 + KOH = Ni(OH) + KSO4
C10H22(l) + O2(g) = CO2(g) + H2O(g) =>
2 C10H22(l) + 31 O2(g) = 20 CO2(g) + 22 H2O(g)
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
C5H9Br + Na + CH3Br = NaBr + C4H10 =>
C5H9Br + 8 Na + 7 CH3Br = 8 NaBr + 3 C4H10
CH3(OH)(g) + O2(g) = CO(g) + H2O(g) =>
CH3(OH)(g) + O2(g) = CO(g) + 2 H2O(g)
C3H8N3O9 + O2 = CO2 + H2O + N2 =>
2 C3H8N3O9 + O2 = 6 CO2 + 8 H2O + 3 N2
HClNaClO3 = HClO3NaCl =>
HClNaClO3 = HClO3NaCl
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
NaF + Ca(CH3COO)2 = CaF2 + NaCH3COO =>
2 NaF + Ca(CH3COO)2 = CaF2 + 2 NaCH3COO
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
K(HCO3) + HCl = KCl + H2CO3 =>
K(HCO3) + HCl = KCl + H2CO3
CH3(OH)(g) + O2(g) = CO(g) + H2O(g) =>
CH3(OH)(g) + O2(g) = CO(g) + 2 H2O(g)
HClO = HClO3 + HCl =>
3 HClO = HClO3 + 2 HCl
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