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4 Fe{2+} + O2 + 4 H{+} = 4 Fe{3+} + 2 H2O
PbO2 + CoSO4 + H2O = Co(OH)3 + PbSO4 + O2 =>
4 PbO2 + 4 CoSO4 + 6 H2O = 4 Co(OH)3 + 4 PbSO4 + O2
K2MnO4 = K + MnO4 =>
K2MnO4 = 2 K + MnO4
AsH3 + H2SO4 = H3AsO4 + SO2 + H2O =>
AsH3 + 4 H2SO4 = H3AsO4 + 4 SO2 + 4 H2O
KMnO4 + Na2SO3 + H2O = Na2SO4 + MnO2 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 3 Na2SO4 + 2 MnO2 + 2 KOH
C3H8 + HBr = C3H7Br + H2 =>
C3H8 + HBr = C3H7Br + H2
MgCl2 + HNO3 = H2Cl2 + Mg(NO3)2 =>
MgCl2 + 2 HNO3 = H2Cl2 + Mg(NO3)2
IO3{-} + H2SO3 + H = I2 + SO4{2-} + H2O =>
2 IO3{-} + H2SO3 + 8 H = I2 + SO4{2-} + 5 H2O
Br(NO3)2 + Na2SO4 = BrSO4 + NaNO3 =>
Br(NO3)2 + Na2SO4 = BrSO4 + 2 NaNO3
Mg2Si + HCl = SiH4 + MgCl2 =>
Mg2Si + 4 HCl = SiH4 + 2 MgCl2
C6H4ClNO2 + NH3 = C6H6N2O2 + NH4Cl =>
C6H4ClNO2 + 2 NH3 = C6H6N2O2 + NH4Cl
Mg(OH)2 + Ca(NO3)2 = Mg(NO3)2 + Ca(OH)2 =>
Mg(OH)2 + Ca(NO3)2 = Mg(NO3)2 + Ca(OH)2
H2C6H6O6 + OH = C6O5 + H2O =>
H2C6H6O6 + 6 OH = C6O5 + 7 H2O
ammoniumhydroxide + sulfuricacid = water + ammoniumsulfate =>
2 NH4OH + H2SO4 = 2 H2O + (NH4)2SO4
C6H5OH + Cu(OH)2 = (C6H5O)2Cu + H2O =>
2 C6H5OH + Cu(OH)2 = (C6H5O)2Cu + 2 H2O
CH3CH2CH2OH + Na = CH3CH2CH2ONa + H2 =>
2 CH3CH2CH2OH + 2 Na = 2 CH3CH2CH2ONa + H2
NH4ClO4 + C4H5Cl = CO + H2O + Cl2 + N2 =>
26 NH4ClO4 + 8 C4H5Cl = 32 CO + 72 H2O + 17 Cl2 + 13 N2
BaCO3 + H2SO4 = BaSO4 + H2O + CO2 =>
BaCO3 + H2SO4 = BaSO4 + H2O + CO2
Fe3(PO4)2 + K = K3PO4 + Fe =>
Fe3(PO4)2 + 6 K = 2 K3PO4 + 3 Fe
F2 + NiCl3 = NiF3 + Cl2 =>
3 F2 + 2 NiCl3 = 2 NiF3 + 3 Cl2
K2Cr2O7 + NaOH + HCl = KCl + Na2Cr2O7 + H2O =>
K2Cr2O7 + 2 NaOH + 2 HCl = 2 KCl + Na2Cr2O7 + 2 H2O
FeSO4 + Mg = MgSO4 + Fe =>
FeSO4 + Mg = MgSO4 + Fe
NH4OH(aq) + Ni(NO3)2(aq) = Ni(OH)2 + NH4NO3 =>
2 NH4OH(aq) + Ni(NO3)2(aq) = Ni(OH)2 + 2 NH4NO3
FeSO4 + Mg = MgSO4 + Fe =>
FeSO4 + Mg = MgSO4 + Fe
K2O + H2S = K2S + H2O =>
K2O + H2S = K2S + H2O
Hg + I2 = Hg2I2 =>
2 Hg + I2 = Hg2I2
Fe3O4 + CO = CO2 + FeO =>
Fe3O4 + CO = CO2 + 3 FeO
H3PO4 + KOH = HOH + K3PO4 =>
H3PO4 + 3 KOH = 3 HOH + K3PO4
Al + KNO3 + KOH = K2AlO3 + NH2 + H2O =>
7 Al + 4 KNO3 + 10 KOH = 7 K2AlO3 + 4 NH2 + H2O
SO2 + N2O3 = NO + SO3 =>
SO2 + N2O3 = 2 NO + SO3
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
KOH + H2CO4 = K2CO4 + H2O =>
2 KOH + H2CO4 = K2CO4 + 2 H2O
C57H110O6 + H2O = C3H8O3 + C18H36O2 =>
C57H110O6 + 3 H2O = C3H8O3 + 3 C18H36O2
HCIO4 + CaCO3 = HCO3 + Ca(CIO4) =>
HCIO4 + CaCO3 = HCO3 + Ca(CIO4)
KOH + CO = K2CO3 + H2 =>
2 KOH + CO = K2CO3 + H2
NO + H2O = HNO2 + N2O =>
4 NO + H2O = 2 HNO2 + N2O
Ba(No3)2 + Fe(No3)3 = Ba(No3)3 + FeNo2 =>
7 Ba(No3)2 + 3 Fe(No3)3 = 7 Ba(No3)3 + 3 FeNo2
NaOH(ac) + H2SO4(ac) = NaSO4(ac) + H3O(aw) =>
NaOH(ac) + H2SO4(ac) = NaSO4(ac) + H3O(aw)
MnO4{-} + H2O = MnO4{3-} + O2 + H{+} =>
2 MnO4{-} + 2 H2O = 2 MnO4{3-} + O2 + 4 H{+}
Al2(SO4)3 + Sn = Al + Sn(SO4) =>
Al2(SO4)3 + 3 Sn = 2 Al + 3 Sn(SO4)
C3H6O2 + NaOH = CH3COONa + CH3OH =>
C3H6O2 + NaOH = CH3COONa + CH3OH
Na2Cr2O7 + FeCl2 + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
Na2Cr2O7 + 6 FeCl2 + 14 HCl = 2 CrCl3 + 6 FeCl3 + 2 NaCl + 7 H2O
Re + Cl = ReCl =>
Re + Cl = ReCl
Al2O3 + NH4Cl = AlCl3 + H2O + NH3 =>
Al2O3 + 6 NH4Cl = 2 AlCl3 + 3 H2O + 6 NH3
Ca2C + O = Ca + CO2 =>
Ca2C + 2 O = 2 Ca + CO2
AlOH + HY = AlY + H2O =>
AlOH + HY = AlY + H2O
CrO2{-} + ClO{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 CrO2{-} + 3 ClO{-} + 2 OH{-} = 2 CrO4{2-} + 3 Cl{-} + H2O
Y2(SO4)3 = SO4 + Y2 =>
Y2(SO4)3 = 3 SO4 + Y2
HC2H3O2 + K(OH) = K(C2H3O2) + H2O =>
HC2H3O2 + K(OH) = K(C2H3O2) + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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