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4 FeCl3 + 3 S2 = 2 Fe2S3 + 6 Cl2
CuCO3 + H2SO4 = CuSO4 + H2O + CO2 =>
CuCO3 + H2SO4 = CuSO4 + H2O + CO2
MgSO4 + NH3 + H3PO4 = MgNH4PO4 + H2SO4 =>
MgSO4 + NH3 + H3PO4 = MgNH4PO4 + H2SO4
NaCl + MnO2 + H2SO4 = NaHSO4 + MnSO4 + H2O + Cl2 =>
2 NaCl + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + 2 H2O + Cl2
HCOOH + Al = (HCOO)3Al + H2 =>
6 HCOOH + 2 Al = 2(HCOO)3Al + 3 H2
NaHCO3 + CH3COOH = CH3COONa + CO2 + HOH =>
NaHCO3 + CH3COOH = CH3COONa + CO2 + HOH
Na2Fe(CN)5NO2 + CH3COCH3 + NaOH = Na3Fe(CN)5NOH + C3H5O + H2O =>
Na2Fe(CN)5NO2 + 4 CH3COCH3 + NaOH = Na3Fe(CN)5NOH + 4 C3H5O + 2 H2O
NaHSO3 + KHSO4 = NaHSO4 + KHSO3 =>
NaHSO3 + KHSO4 = NaHSO4 + KHSO3
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
NaHCO3 + H2O = NaO2H + H2CO2 =>
NaHCO3 + H2O = NaO2H + H2CO2
HNO3 = N2 + O2 + H2O =>
4 HNO3 = 2 N2 + 5 O2 + 2 H2O
V2S5 + N2 = V3N5 + S8 =>
24 V2S5 + 40 N2 = 16 V3N5 + 15 S8
Cu(acac)2 + NaOH = Cu(OH)2 + Na(acac) =>
Cu(acac)2 + 4 NaOH = 2 Cu(OH)2 + 4 Na(acac)
HC2H3O2(g) + NaOH(aq) = NaC2H3O2(aq) + H2O(l) =>
HC2H3O2(g) + NaOH(aq) = NaC2H3O2(aq) + H2O(l)
B2O3 + H2O = B(OH)4 + H3O =>
B2O3 + 7 H2O = 2 B(OH)4 + 2 H3O
NaHCO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO2 + 2 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
C3H5(CO2H)3 + OH = C3H5O(CO2)3 + H2O =>
C3H5(CO2H)3 + 5 OH = C3H5O(CO2)3 + 4 H2O
NaMnO4 + H2SO4 = Na2SO4 + HMnO4 =>
2 NaMnO4 + H2SO4 = Na2SO4 + 2 HMnO4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Fe2(SO4)3 + Ra(OH)2 = Fe(OH)3 + Ra(SO4) =>
Fe2(SO4)3 + 3 Ra(OH)2 = 2 Fe(OH)3 + 3 Ra(SO4)
H2 + Lv = H2Lv =>
H2 + Lv = H2Lv
Fe + HNO3(aq) = Fe(NO3)2 + H2 =>
Fe + 2 HNO3(aq) = Fe(NO3)2 + H2
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Zn2 + Fe3Br = Fe3 + ZnBr2 =>
Zn2 + 4 Fe3Br = 4 Fe3 + 2 ZnBr2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
C2H5OH + O2(aq) = CO2(g) + H2O =>
C2H5OH + 3 O2(aq) = 2 CO2(g) + 3 H2O
Ba(NO3)2(aq) + NaI(aq) = BaI2 + NaNO3 =>
Ba(NO3)2(aq) + 2 NaI(aq) = BaI2 + 2 NaNO3
O2 = O3 =>
3 O2 = 2 O3
CaSO3(s) + HNO3(aq) = Ca(NO3)2 + H2O + SO2 =>
CaSO3(s) + 2 HNO3(aq) = Ca(NO3)2 + H2O + SO2
NaOH + H3PO4 + HF = H2O + NaPF6 =>
NaOH + H3PO4 + 6 HF = 5 H2O + NaPF6
PNIS = P + N2 + I + S =>
2 PNIS = 2 P + N2 + 2 I + 2 S
BeO + KOH + H2O = Be(OH)4 + K =>
BeO + 2 KOH + H2O = Be(OH)4 + 2 K
O2 + Na + C = Na2CO3 =>
3 O2 + 4 Na + 2 C = 2 Na2CO3
FeSO4 + BaCl2 = FeCl2 + BaSO4 =>
FeSO4 + BaCl2 = FeCl2 + BaSO4
Pb + AgNO3 = PbNO3 + Ag =>
Pb + AgNO3 = PbNO3 + Ag
Al + HCl = AlCl3 + H2 = =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
LiOHH2O = Li2O + H2O =>
2 LiOHH2O = Li2O + 3 H2O
OCl{-}(aq) + I{-}(aq) = Cl{-}(aq) + IO3{-}(aq) =>
3 OCl{-}(aq) + I{-}(aq) = 3 Cl{-}(aq) + IO3{-}(aq)
CO + NH2 = CO(NH2)2 =>
CO + 2 NH2 = CO(NH2)2
PbSO4 + Mg(NO3)2 = Pb(NO3)2 + MgSO4 =>
PbSO4 + Mg(NO3)2 = Pb(NO3)2 + MgSO4
N5 + O2 = NO3 =>
2 N5 + 15 O2 = 10 NO3
C6H12 + KMnO4 = C6H12KMnO4 =>
C6H12 + KMnO4 = C6H12KMnO4
Al0 = Al3 =>
3 Al0 = Al3
C6H12O6 + SO4{2-} = CO2 + H2O + S{2-} =>
C6H12O6 + 3 SO4{2-} = 6 CO2 + 6 H2O + 3 S{2-}
Pb + CuSO4 = PbSO4 + Cu =>
Pb + CuSO4 = PbSO4 + Cu
(NH4)3PO4 + (NH4)MoO4 + HNO3 = (NH4)3PO4*12MoO3 + NH4NO3 + H2O =>
2(NH4)3PO4 + 24(NH4)MoO4 + 18 HNO3 = 2(NH4)3PO4*12MoO3 + 21 NH4NO3 + 15 H2O
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
BaCl2 + H2(SO4) = BaSO4 + HCl =>
BaCl2 + H2(SO4) = BaSO4 + 2 HCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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