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2 P + 5 O = P2O5
FeCl2 + K2SO4 = FeSO4 + KCl =>
FeCl2 + K2SO4 = FeSO4 + 2 KCl
CCl4 + K2CrO4 = COCl2 + CrO2Cl2 + KCl =>
2 CCl4 + K2CrO4 = 2 COCl2 + CrO2Cl2 + 2 KCl
H2O + NH4Cl = HCl + NH4OH =>
H2O + NH4Cl = HCl + NH4OH
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
HgCl + NaOH + NH4Cl = Hg(NH3)Cl + NaCl + H2O =>
HgCl + NaOH + NH4Cl = Hg(NH3)Cl + NaCl + H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
PBr3 + H2O = H3PO3 + HBr =>
PBr3 + 3 H2O = H3PO3 + 3 HBr
PbO + O2 = PbO2 =>
2 PbO + O2 = 2 PbO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NI(OH)2 + H{+} = NI{2+} + H2O =>
NI(OH)2 + 2 H{+} = NI{2+} + 2 H2O
As2S5 + HNO3 = H2O + H2SO4 + H3AsO4 + NO2 =>
As2S5 + 40 HNO3 = 12 H2O + 5 H2SO4 + 2 H3AsO4 + 40 NO2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
Fe(OH)SO4 + H{+} = Fe{3+} + H2O + HSO4{-} =>
Fe(OH)SO4 + 2 H{+} = Fe{3+} + H2O + HSO4{-}
Al(C2H3O2)3 + Mg(OH)2 = Al(OH)3 + Mg(C2H3O2)2 =>
2 Al(C2H3O2)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 Mg(C2H3O2)2
Ba2 + H2O = Ba(OH)2 + H2 =>
Ba2 + 4 H2O = 2 Ba(OH)2 + 2 H2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HCOOH + H2O = HCOO + H3O =>
HCOOH + H2O = HCOO + H3O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
K2Cr2O7 + H3S + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
3 K2Cr2O7 + 2 H3S + 10 H2SO4 = 3 Cr2(SO4)3 + 3 K2SO4 + 13 H2O
KMnO4 + H2SO4 = MnSO4 + K2SO4 + H20 + [O] =>
20 KMnO4 + 30 H2SO4 = 20 MnSO4 + 10 K2SO4 + 3 H20 + 80[O]
K2Cr2O7 + H3S + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
3 K2Cr2O7 + 2 H3S + 10 H2SO4 = 3 Cr2(SO4)3 + 3 K2SO4 + 13 H2O
Cu + HCl = H + CuCl =>
Cu + HCl = H + CuCl
Sb2S3 + HCl = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
Cu + HCl = H + CuCl2 =>
Cu + 2 HCl = 2 H + CuCl2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
NaCl + K = Na + KCl =>
NaCl + K = Na + KCl
NaCl + K = Na + KCl2 =>
2 NaCl + K = 2 Na + KCl2
PBr3 + H2O = H3PO3 + HBr =>
PBr3 + 3 H2O = H3PO3 + 3 HBr
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
CuCl2 + Na2CO3 = CuCO3 + NaCl =>
CuCl2 + Na2CO3 = CuCO3 + 2 NaCl
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe{2+} + Na{2+} + H2O + O2 + HSO4{-} = NaFe3(OH)6(SO4)2 + H{+} =>
6 Fe{2+} + 2 Na{2+} + 10 H2O + O2 + 4 HSO4{-} = 2 NaFe3(OH)6(SO4)2 + 12 H{+}
Cu + HgCl2 = Cu(Cl2)2 + Hg =>
Cu + 2 HgCl2 = Cu(Cl2)2 + 2 Hg
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
CuCl2 + (NH4)2S = CuS + NH4Cl =>
CuCl2 + (NH4)2S = CuS + 2 NH4Cl
H2SO4 + Fe = Fe2(SO4)2 + H2 =>
2 H2SO4 + 2 Fe = Fe2(SO4)2 + 2 H2
MgSiO4 + CO2 + H2O = HCO3{-} + Mg{2+} + H2SiO4 =>
MgSiO4 + 2 CO2 + 2 H2O = 2 HCO3{-} + Mg{2+} + H2SiO4
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
Fe{2+} + H2O + O2 = Fe2O3 + H{+} =>
4 Fe{2+} + 4 H2O + O2 = 2 Fe2O3 + 8 H{+}
Cd + HBr = CdBr2 + H2 =>
Cd + 2 HBr = CdBr2 + H2
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