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2 Na + 2 H2O = 2 NaOH + H2
CH3CHO + H2O2 = CH3COOH + H2O =>
CH3CHO + H2O2 = CH3COOH + H2O
Ca(s) + Fe(NO3)3(aq) = Ca(NO3)3(aq) + Fe(s) =>
Ca(s) + Fe(NO3)3(aq) = Ca(NO3)3(aq) + Fe(s)
Fe(OH)2 + (NH4)2SO4 = FeSO4 + NH4OH =>
Fe(OH)2 + (NH4)2SO4 = FeSO4 + 2 NH4OH
Li + H3PO4 = Li3PO4 + H2 =>
6 Li + 2 H3PO4 = 2 Li3PO4 + 3 H2
MnS2 + HNO3 = MnSO4 + NO2 + H2O + SO2 =>
MnS2 + 12 HNO3 = MnSO4 + 12 NO2 + 6 H2O + SO2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Fe + NaBr = FeBr3 + Na =>
Fe + 3 NaBr = FeBr3 + 3 Na
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Si + Mg = MgSi2 =>
2 Si + Mg = MgSi2
[Co(H2O)6]Cl2 + NH3 + NH4Cl + H2O2 = [Co(NH3)5Cl]Cl2 + H2O =>
2[Co(H2O)6]Cl2 + 8 NH3 + 2 NH4Cl + H2O2 = 2[Co(NH3)5Cl]Cl2 + 14 H2O
BaOH + HCO3 = BaCO3 + H2O =>
BaOH + HCO3 = BaCO3 + H2O
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4 + KNO3 =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4 + 2 KNO3
Fe3O4 + H2O = Fe(OH)2 + Fe(OH)3 =>
Fe3O4 + 4 H2O = Fe(OH)2 + 2 Fe(OH)3
NaOH + KMnO4 = Na2MnO4 + K2MnO4 + O2 + H2O =>
4 NaOH + 4 KMnO4 = 2 Na2MnO4 + 2 K2MnO4 + O2 + 2 H2O
KClOe3 = KCl + Oe2 =>
2 KClOe3 = 2 KCl + 3 Oe2
MnO4 + H3CH2OH + H{+} = Mn{2+} + H3COCH + H2O =>
MnO4 + 2 H3CH2OH + 2 H{+} = Mn{2+} + H3COCH + 5 H2O
C2H6O + KMnO4 + NaOH = CH3COOH + H2O + K2MnO4 + Na2MnO4 =>
C2H6O + 4 KMnO4 + 4 NaOH = CH3COOH + 3 H2O + 2 K2MnO4 + 2 Na2MnO4
KI + Cu(SO4)2 = K(SO4) + CuI2 =>
2 KI + Cu(SO4)2 = 2 K(SO4) + CuI2
(NH4)2S + CoCl3 = Co2S3 + NH4Cl =>
3(NH4)2S + 2 CoCl3 = Co2S3 + 6 NH4Cl
ClNa + Ni = ClNi + Na =>
ClNa + Ni = ClNi + Na
ZrO(NO3)2 + C2H5NO2 = ZrO2 + CO2 + N2 + H2O =>
9 ZrO(NO3)2 + 10 C2H5NO2 = 9 ZrO2 + 20 CO2 + 14 N2 + 25 H2O
Pb(NO3)2 + CaCl = PbCl2 + CaNO3 =>
Pb(NO3)2 + 2 CaCl = PbCl2 + 2 CaNO3
CaF2 + HBr = CaBr2 + H2F2 =>
CaF2 + 2 HBr = CaBr2 + H2F2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C2H5OH + Cl2 = Cl3C2HO + HCl =>
C2H5OH + 4 Cl2 = Cl3C2HO + 5 HCl
Cr2O3 + KNO2 + KOH = K2CrO4 + N2 + H2O =>
Cr2O3 + 2 KNO2 + 2 KOH = 2 K2CrO4 + N2 + H2O
CH3(CH2)16COOCH3 + O2 = CO2 + H2O =>
2 CH3(CH2)16COOCH3 + 55 O2 = 38 CO2 + 38 H2O
Li + H3Po4 = Li3Po4 + H =>
3 Li + H3Po4 = Li3Po4 + 3 H
Ni + HNO3(conc) = Ni(NO3)3 + NO + H2O =>
Ni + 4 HNO3(conc) = Ni(NO3)3 + NO + 2 H2O
CH3CHO + KMnO4 + H2SO4 = CH3COOH + MnO + K2SO4 + H2O =>
5 CH3CHO + 2 KMnO4 + H2SO4 = 5 CH3COOH + 2 MnO + K2SO4 + H2O
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
C6H5COOH + NH3 = C6H5COO{-} + NH4{+} =>
C6H5COOH + NH3 = C6H5COO{-} + NH4{+}
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
C6H5Br + HNO3 + H2SO4 = C6H3(NO)2Br + H3O + HSO4 =>
C6H5Br + 2 HNO3 + 8 H2SO4 = C6H3(NO)2Br + 4 H3O + 8 HSO4
Cu2SO4 = CuO + SO2 =>
Cu2SO4 = 2 CuO + SO2
KMnO4 + HCl = Cl2 + KCl + MnCl2 + H2O =>
2 KMnO4 + 16 HCl = 5 Cl2 + 2 KCl + 2 MnCl2 + 8 H2O
KHSO4 + SO2 + H2O = KHSO3 + H2SO4 =>
KHSO4 + SO2 + H2O = KHSO3 + H2SO4
MnO4{-} + Cl{-} + H{+} = Mn{2+} + Cl2 + H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{2+} + 5 Cl2 + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cl2O + Zn + H2O = ZnO + HCl =>
Cl2O + 2 Zn + H2O = 2 ZnO + 2 HCl
CaF + H3O = Ca + HF + H2O2 =>
4 CaF + 2 H3O = 4 Ca + 4 HF + H2O2
I2 + AlCl3 = ICl + Al =>
3 I2 + 2 AlCl3 = 6 ICl + 2 Al
Ag(s) + H2S(g) = Ag2S(s) + H2(g) =>
2 Ag(s) + H2S(g) = Ag2S(s) + H2(g)
Si + S = SiS =>
Si + S = SiS
Na2S(ac) + HCl(ac) = NaCl(ac) + H2S(g) =>
Na2S(ac) + 2 HCl(ac) = 2 NaCl(ac) + H2S(g)
ZnSO4 + LiCl = ZnCl2 + Li2SO4 =>
ZnSO4 + 2 LiCl = ZnCl2 + Li2SO4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
BaSO4 + Al = BaAl2O4 + Al2S3 =>
3 BaSO4 + 8 Al = 3 BaAl2O4 + Al2S3
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