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O2{-} = O2 + e
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C3H7OH + (Cr2O7)2{-} + H{+} = Cr3{+} + CH3COCH3 + H2O =>
77 C3H7OH + 6(Cr2O7)2{-} + 14 H{+} = 8 Cr3{+} + 77 CH3COCH3 + 84 H2O
Al(NO3)3 + Na2(SO4) = Al(SO4) + Na2(NO3)3 =>
Al(NO3)3 + Na2(SO4) = Al(SO4) + Na2(NO3)3
FeCloro3 + H2SO4 = Fe2(SO4)3 + HCloro =>
2 FeCloro3 + 3 H2SO4 = Fe2(SO4)3 + 6 HCloro
Ni(OH)2 + HMnO4 = Ni(MnO4)2 + H2O =>
Ni(OH)2 + 2 HMnO4 = Ni(MnO4)2 + 2 H2O
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CaCl2(aq) + NH4OH(aq) = Ca(OH)2 + NH4Cl =>
CaCl2(aq) + 2 NH4OH(aq) = Ca(OH)2 + 2 NH4Cl
KMnO4 + H3PO4 + H2S = K3PO4 + Mn3(PO4)2 + S + H2O =>
6 KMnO4 + 6 H3PO4 + 15 H2S = 2 K3PO4 + 2 Mn3(PO4)2 + 15 S + 24 H2O
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Zr + HCl = ZrCl2 + H =>
Zr + 2 HCl = ZrCl2 + 2 H
Nb(OH)5 + HClO4 = H2O + Nb(ClO4)5 =>
Nb(OH)5 + 5 HClO4 = 5 H2O + Nb(ClO4)5
H2O + Al + Na(OH) = AlNa(OH)4 + H2 =>
6 H2O + 2 Al + 2 Na(OH) = 2 AlNa(OH)4 + 3 H2
Ba(OH)2 + NH4Br = BaBr2 + NH4(OH) =>
Ba(OH)2 + 2 NH4Br = BaBr2 + 2 NH4(OH)
NaHCO3 = Na + CO3 + H2O + CO2 =>
2 NaHCO3 = 2 Na + CO3 + H2O + CO2
NiS + Zn(NO3)2 = Ni(NO3)2 + ZnS =>
NiS + Zn(NO3)2 = Ni(NO3)2 + ZnS
Na3N + H2SO4 = Na2SO4 + H2 + N2 =>
2 Na3N + 3 H2SO4 = 3 Na2SO4 + 3 H2 + N2
HCl + K2 = KCl + H2 =>
2 HCl + K2 = 2 KCl + H2
Al2 + H2O = Al(OH2)3 =>
Al2 + 6 H2O = 2 Al(OH2)3
MgO + HCr = MgCr2 + H2O =>
MgO + 2 HCr = MgCr2 + H2O
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
Na2HPO4 + H2O = H2 + NaOH + PO4 =>
2 Na2HPO4 + 4 H2O = 3 H2 + 4 NaOH + 2 PO4
NaBr + HCl2 = Br + NaCl + H =>
2 NaBr + HCl2 = 2 Br + 2 NaCl + H
Na2CO3 + CaCl4 = CaCO3 + Na2Cl4 =>
Na2CO3 + CaCl4 = CaCO3 + Na2Cl4
Li3PO4 + Sn(NO2)4 = LiNO2 + Sn3(PO4)4 =>
4 Li3PO4 + 3 Sn(NO2)4 = 12 LiNO2 + Sn3(PO4)4
SO2 + NaOH + H2O = NaSO3 + H3O =>
SO2 + NaOH + H2O = NaSO3 + H3O
Na2C2O4 + HCl + HNO3 = NaCl + CO2 + NO + H2O =>
3 Na2C2O4 + 6 HCl + 2 HNO3 = 6 NaCl + 6 CO2 + 2 NO + 4 H2O
SbOHCl2 + HCl = SbCl3 + H2O =>
SbOHCl2 + HCl = SbCl3 + H2O
BaCI + Na2SO4 = BaSO4 + Na2CI =>
BaCI + Na2SO4 = BaSO4 + Na2CI
CH2CH2 + Cl2 = CH2CH2Cl =>
2 CH2CH2 + Cl2 = 2 CH2CH2Cl
Zn(C2H3O2)2 + NaOH = NaC2H3O2 + Zn(OH)2 =>
Zn(C2H3O2)2 + 2 NaOH = 2 NaC2H3O2 + Zn(OH)2
CuCl + Br = CuBr + Cl2 =>
2 CuCl + 2 Br = 2 CuBr + Cl2
BaSO4 + HNO3 = BaSO4HNO3 =>
BaSO4 + HNO3 = BaSO4HNO3
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
CH2CH2 + Cl2 = CH2CH2Cl =>
2 CH2CH2 + Cl2 = 2 CH2CH2Cl
Cl2 + Be + Ba(OH)2 = BaCl2 + BeO + H2O =>
Cl2 + Be + Ba(OH)2 = BaCl2 + BeO + H2O
Fe(SCN)3 + Na2HPO4 = Fe2(HPO4)3 + NaSCN =>
2 Fe(SCN)3 + 3 Na2HPO4 = Fe2(HPO4)3 + 6 NaSCN
MgSO4 + BaCl2 = MgCl2 + BaSO4 =>
MgSO4 + BaCl2 = MgCl2 + BaSO4
CH2CH2 + Cl2 = CH2CH2Cl =>
2 CH2CH2 + Cl2 = 2 CH2CH2Cl
NO = N2O + NO2 =>
3 NO = N2O + NO2
KI + O3 + H2O = I2 + KOH = O2 =>
6 KI + O3 + 3 H2O = 3 I2 + 6 KOH
NF3 = N3 + F1 =>
3 NF3 = N3 + 9 F1
HOCH2COONa + H2O = NaOH + HOCH2COOH =>
HOCH2COONa + H2O = NaOH + HOCH2COOH
Na2S5 + O2 = Na2S2O3 + SO2 =>
2 Na2S5 + 9 O2 = 2 Na2S2O3 + 6 SO2
Si(s) + H2O(l) = SiO2(s) + H2(g) =>
Si(s) + 2 H2O(l) = SiO2(s) + 2 H2(g)
OHCH2CH2CH2CH2COCHO + H{+} + Cr2O7{2-} = CO2 + H2O + Cr{3+} =>
3 OHCH2CH2CH2CH2COCHO + 112 H{+} + 14 Cr2O7{2-} = 18 CO2 + 71 H2O + 28 Cr{3+}
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