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PbCl2 = Pb{2+} + 2 Cl{-}
K2SO4 + BaCl2 = KCl + BaSO4 =>
K2SO4 + BaCl2 = 2 KCl + BaSO4
H2S + K = H2 + K2S =>
H2S + 2 K = H2 + K2S
H + S = H2S =>
2 H + S = H2S
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
ZnCuSO4 = ZnSO4Cu =>
ZnCuSO4 = ZnSO4Cu
H2S + K = H2 + K2S =>
H2S + 2 K = H2 + K2S
Zn + HCl = ZnCl2 + H =>
Zn + 2 HCl = ZnCl2 + 2 H
H2S + K = H2 + K2S =>
H2S + 2 K = H2 + K2S
C + HOH = CO + H =>
C + HOH = CO + 2 H
K2SiO3 + HCl = KCl + H2SiO3 =>
K2SiO3 + 2 HCl = 2 KCl + H2SiO3
CH2CHCl + O2 = H2O + CO2 + HCl =>
2 CH2CHCl + 5 O2 = 2 H2O + 4 CO2 + 2 HCl
Bi + Se + Ni = Ni05Bi200Se300 =>
200 Bi + 300 Se + 5 Ni = Ni05Bi200Se300
H2S + K = H2 + K2S =>
H2S + 2 K = H2 + K2S
KNO3 + Na2S = Na2NO3 + KS =>
KNO3 + Na2S = Na2NO3 + KS
Cr2O7{-2} + H{+} + CH3OH = HCO2H + Cr{+3} + H2O =>
2 Cr2O7{-2} + 16 H{+} + 3 CH3OH = 3 HCO2H + 4 Cr{+3} + 11 H2O
Ni(NO2)2 + NH4OH = Ni(OH)2 + NH4NO2 =>
Ni(NO2)2 + 2 NH4OH = Ni(OH)2 + 2 NH4NO2
H2S + K = H2 + K2S =>
H2S + 2 K = H2 + K2S
H2 + (O2) = H2O =>
2 H2 + (O2) = 2 H2O
HSCN + FeCl = HCl + FeSCN =>
HSCN + FeCl = HCl + FeSCN
FeSO4 + Fe2(SO4)3 + NH4OH = Fe3O4 + (NH4)2SO4 + H2O =>
FeSO4 + Fe2(SO4)3 + 8 NH4OH = Fe3O4 + 4(NH4)2SO4 + 4 H2O
C2H4 + I2 + H2O = C2IOH4 + HI =>
2 C2H4 + 3 I2 + 2 H2O = 2 C2IOH4 + 4 HI
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Na + H2O = H2 + Na(OH)2 =>
Na + 2 H2O = H2 + Na(OH)2
Fe2(SO4)3 + KI = K2SO4 + I2 + FeSO4 =>
Fe2(SO4)3 + 2 KI = K2SO4 + I2 + 2 FeSO4
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Cu3CI = Cu + CI =>
Cu3CI = 3 Cu + CI
Cl4 = Cl =>
Cl4 = 4 Cl
KClO4 + HCr + KOH = H2O + KCrO4 + KCl =>
KClO4 + HCr + KOH = H2O + KCrO4 + KCl
AgFHCl = HFAgCl =>
AgFHCl = HFAgCl
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
Na2O + HBr = Na2Br2 + H2O =>
Na2O + 2 HBr = Na2Br2 + H2O
P2O5 + NaOH = H2O + Na3PO4 =>
P2O5 + 6 NaOH = 3 H2O + 2 Na3PO4
FeO + Mn = MnO + Fe =>
FeO + Mn = MnO + Fe
H2S + NaOH + O2 + H2O = Na2S2O3*5H2O =>
2 H2S + 2 NaOH + 2 O2 + 2 H2O = Na2S2O3*5H2O
CaH2 + N2 = Ca3N2 + H2 =>
3 CaH2 + N2 = Ca3N2 + 3 H2
Na2Co3 + HCl = NaCl + H2Co3 =>
Na2Co3 + 2 HCl = 2 NaCl + H2Co3
NH3 + KClO = N2 + KCl + H2O =>
2 NH3 + 3 KClO = N2 + 3 KCl + 3 H2O
Pb3(PO4)2 + HCl = PbCl2 + H3(PO4) =>
Pb3(PO4)2 + 6 HCl = 3 PbCl2 + 2 H3(PO4)
Na2SO4 + FeCl3 = Na3Cl3 + Fe2(SO4)3 =>
3 Na2SO4 + 2 FeCl3 = 2 Na3Cl3 + Fe2(SO4)3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Co(NO3)2 + (NH4)2CO3 = (NH4)NO3 + CoCO3 =>
Co(NO3)2 + (NH4)2CO3 = 2(NH4)NO3 + CoCO3
C6H5OH + Mg = (C6H5O)2Mg + H2 =>
2 C6H5OH + Mg = (C6H5O)2Mg + H2
Cu + HgNO3 = Cu(NO3)2 + Hg =>
Cu + 2 HgNO3 = Cu(NO3)2 + 2 Hg
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
KClO3 + HI + H2SO4 = HCl + KHSO4 + I2 + H2O =>
KClO3 + 6 HI + H2SO4 = HCl + KHSO4 + 3 I2 + 3 H2O
H2S + K = H2 + K2S =>
H2S + 2 K = H2 + K2S
AgCl + NH3 = Ag(NH3)2Cl =>
AgCl + 2 NH3 = Ag(NH3)2Cl
N2H4(g) + H2O2(g) = N2(g) + H2O(g) =>
N2H4(g) + 2 H2O2(g) = N2(g) + 4 H2O(g)
C2N14 + O2 = CO2 + N2 =>
C2N14 + 2 O2 = 2 CO2 + 7 N2
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