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15 FeBr3 + 20 NaOH + CrCl3 = 15 FeBr2 + Na2CrO4 + 3 NaClO2 + 10 H2O + 15 NaBr
C4H6O4(s) + O2(g) = CO2(g) + H2O(g) =>
2 C4H6O4(s) + 7 O2(g) = 8 CO2(g) + 6 H2O(g)
K + Al(NO2)3 = KNO2 + Al =>
3 K + Al(NO2)3 = 3 KNO2 + Al
Ni(C2H3O2)2 + Co = Co(C2H3O2)3 + Ni =>
3 Ni(C2H3O2)2 + 2 Co = 2 Co(C2H3O2)3 + 3 Ni
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Ca(OH)2 + H(C2H3O2) = Ca(C2H3O2)2 + H2O =>
Ca(OH)2 + 2 H(C2H3O2) = Ca(C2H3O2)2 + 2 H2O
(HCOO)2Ca + HCl = HCOOH + CaCl2 =>
(HCOO)2Ca + 2 HCl = 2 HCOOH + CaCl2
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Fe3O4 + HNO3 + H{+} = Fe{+3} + NO + H2O =>
3 Fe3O4 + HNO3 + 27 H{+} = 9 Fe{+3} + NO + 14 H2O
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
C8H10N + O2 = CO2 + H2O + NO2 =>
2 C8H10N + 23 O2 = 16 CO2 + 10 H2O + 2 NO2
C6H4(CH3)2 + O2 = CH3C6H4CO2H + H2 =>
C6H4(CH3)2 + O2 = CH3C6H4CO2H + H2
Al + Zn3P2 = AlP2 + Zn =>
Al + Zn3P2 = AlP2 + 3 Zn
PbO + Pb(CH3COO)2 + H2O = Pb(OH)(CH3COO) =>
PbO + Pb(CH3COO)2 + H2O = 2 Pb(OH)(CH3COO)
Sn + H2SO4 + K3(Fe(CN)6) = Sn3(Fe(CN)6)2 + K2SO4 + H2 =>
3 Sn + 3 H2SO4 + 2 K3(Fe(CN)6) = Sn3(Fe(CN)6)2 + 3 K2SO4 + 3 H2
NaOH + ZnS = Na2S + Zn(OH)2 =>
2 NaOH + ZnS = Na2S + Zn(OH)2
MgCl2 + H2S = MgS + HCl =>
MgCl2 + H2S = MgS + 2 HCl
MnO4 + Pb2 = MnO2 + PbO2 =>
2 MnO4 + Pb2 = 2 MnO2 + 2 PbO2
Ni(NO{3})2 + Na{3}PO{4} = Na(NO{3}) + Ni{3}(PO{4})2 =>
Ni(NO{3})2 + 2 Na{3}PO{4} = 2 Na(NO{3}) + Ni{3}(PO{4})2
C7H6O3 + CH3OH = C9H10O4 + H2O =>
8 C7H6O3 + 7 CH3OH = 7 C9H10O4 + 3 H2O
NiCl2 + H2O = HCl + Ni(OH)2 =>
NiCl2 + 2 H2O = 2 HCl + Ni(OH)2
C8H9MgBr + CO2 + H2O = MgBrOH + C9H10O2 =>
C8H9MgBr + CO2 + H2O = MgBrOH + C9H10O2
MoO3 + HCl = MoCl4 + H2O + Cl2 =>
MoO3 + 6 HCl = MoCl4 + 3 H2O + Cl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SO4 + H2O + I{-} = SO3 + OH{-} + I2 =>
SO4 + H2O + 2 I{-} = SO3 + 2 OH{-} + I2
C12H18O3 + C6H10O5 + NaOH = C12H17O4Na + H2O =>
5 C12H18O3 + 2 C6H10O5 + 6 NaOH = 6 C12H17O4Na + 7 H2O
Al(s) + CuF2(aq) = AlF3(aq) + Cu(s) =>
2 Al(s) + 3 CuF2(aq) = 2 AlF3(aq) + 3 Cu(s)
Na2O2 + H2O = NaOH + O =>
Na2O2 + H2O = 2 NaOH + O
Cu2S + KIO3 + H2SO4 = CuSO4 + KI + H2O =>
3 Cu2S + 5 KIO3 + 3 H2SO4 = 6 CuSO4 + 5 KI + 3 H2O
C6H4O2 + CH3OH = C7H8O2 + O2 =>
2 C6H4O2 + 2 CH3OH = 2 C7H8O2 + O2
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
SnCl4(aq) + Al(s) = AlCl4 + Sn =>
SnCl4(aq) + Al(s) = AlCl4 + Sn
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
[Cd(NH3)4](OH)2 + NaCl = CdCl + NH3 + Na(OH)2 =>
[Cd(NH3)4](OH)2 + NaCl = CdCl + 4 NH3 + Na(OH)2
Fe(ClO3)3 + KIO3 = Fe(IO3)3 + KClO3 =>
Fe(ClO3)3 + 3 KIO3 = Fe(IO3)3 + 3 KClO3
NaHCO3 + C6H8O7 = H2O + CO2 + NaH2C3H5O(COO)3 =>
NaHCO3 + C6H8O7 = H2O + CO2 + NaH2C3H5O(COO)3
AgNO3 + H3O{+} + Cl{-} = AgCl + H3O + NO3 =>
AgNO3 + H3O{+} + Cl{-} = AgCl + H3O + NO3
Pb2(aq) + Cl(aq) = PbCl2(s) =>
Pb2(aq) + 4 Cl(aq) = 2 PbCl2(s)
Na2S + Cu(NO3)2 = CuS + Na(NO3) =>
Na2S + Cu(NO3)2 = CuS + 2 Na(NO3)
NAl + AgNO3 = NAlNO3 + Ag =>
NAl + AgNO3 = NAlNO3 + Ag
Al2O3 + K2CO3 = KAlO2 + CO2 =>
Al2O3 + K2CO3 = 2 KAlO2 + CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HCl(aq) + Na2CO3(s) = NaCl(aq) + H2O(l) + CO2(g) =>
2 HCl(aq) + Na2CO3(s) = 2 NaCl(aq) + H2O(l) + CO2(g)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH3(NH)2CHH3O = H2OCHNHNH2CH3 =>
CH3(NH)2CHH3O = H2OCHNHNH2CH3
ZnO + CuO = Cu(ZnO2) =>
ZnO + CuO = Cu(ZnO2)
(b)Al(OH)3 + HCl = AlCl3 + H2O =>
(b)Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Cu2S + Fe = Cu + FeS =>
Cu2S + Fe = 2 Cu + FeS
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