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6 N2O5(g) = 4 N3O5(g) + 5 O2(g)
NaOH + CaCO3 = Na2CO3 + Ca(OH)2 =>
2 NaOH + CaCO3 = Na2CO3 + Ca(OH)2
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
(NH4)2CO3 = CO2 + H2O + NH3 =>
(NH4)2CO3 = CO2 + H2O + 2 NH3
PbCl2 + Na2SO4 = PbSO4 + NaCl =>
PbCl2 + Na2SO4 = PbSO4 + 2 NaCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al{+} + Co{2+} = Al{2+}Co + CoAl{2} =>
2 Al{+} + Co{2+} = Al{2+}Co + CoAl{2}
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
VCl3 = V + Cl =>
VCl3 = V + 3 Cl
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
Al + NH4HClO4 = Al2O3 + AlCl3 + NO + H2O =>
4 Al + 6 NH4HClO4 = Al2O3 + 2 AlCl3 + 6 NO + 15 H2O
Fe2{+} + C12H8N2 = (Fe(C12H8N2)3)2{+} =>
Fe2{+} + 6 C12H8N2 = (Fe(C12H8N2)3)2{+}
MgCO3 + NH3 = MgH2 + N2(CO3)3 =>
3 MgCO3 + 2 NH3 = 3 MgH2 + N2(CO3)3
H2SiO3 + CaO = CaSiO3 + H2O =>
H2SiO3 + CaO = CaSiO3 + H2O
Mg(NO3)2 + Na2(CrO4) = Mg(CrO4) + Na(NO3) =>
Mg(NO3)2 + Na2(CrO4) = Mg(CrO4) + 2 Na(NO3)
Fe(OH)2 + HBr = FeBr2 + H2O =>
Fe(OH)2 + 2 HBr = FeBr2 + 2 H2O
C2H2 + H2 = CH2CH2 =>
C2H2 + H2 = CH2CH2
MgCO3 + NH3 = MgH2 + N2(CO3)3 =>
3 MgCO3 + 2 NH3 = 3 MgH2 + N2(CO3)3
Al(s) + NiCl2(aq) = Ni(s) + AlCl3(aq) =>
2 Al(s) + 3 NiCl2(aq) = 3 Ni(s) + 2 AlCl3(aq)
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
Fe(s) + CuO(s) = Fe2O3(s) + Cu(s) =>
2 Fe(s) + 3 CuO(s) = Fe2O3(s) + 3 Cu(s)
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
BaI2 + Mg = MgI2 + Ba =>
BaI2 + Mg = MgI2 + Ba
PbCl2 + K2SO4 = PbSO4 + KCl =>
PbCl2 + K2SO4 = PbSO4 + 2 KCl
CH3COOH + CH3CH(OH)CH3 = CH3COOCH2CH3 + H2O =>
3 CH3COOH + 2 CH3CH(OH)CH3 = 3 CH3COOCH2CH3 + 2 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
BrO3{-} + H2S = Br{-} + HSO4{-} + H{+} =>
4 BrO3{-} + 3 H2S = 4 Br{-} + 3 HSO4{-} + 3 H{+}
P2O3 + Zn + H2SO4 = PH3 + ZnSO4 + H2O =>
P2O3 + 6 Zn + 6 H2SO4 = 2 PH3 + 6 ZnSO4 + 3 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Fe + S + O2 = FeSO4 =>
Fe + S + 2 O2 = FeSO4
Mg(HS)2 = MgS + H2S =>
Mg(HS)2 = MgS + H2S
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
Cu(s) + HNO3 = Cu(NO3)2 + H2 =>
Cu(s) + 2 HNO3 = Cu(NO3)2 + H2
AgL + Fe2(CO3)3 = FeL3 + Ag2CO3 =>
6 AgL + Fe2(CO3)3 = 2 FeL3 + 3 Ag2CO3
NaBr + F = Br + NaF =>
NaBr + F = Br + NaF
CrO + HClO4 = Cr(ClO4)2 + H2O =>
CrO + 2 HClO4 = Cr(ClO4)2 + H2O
ClO2 + KOH = K4ClO4 + H2O =>
ClO2 + 4 KOH = K4ClO4 + 2 H2O
SrSO3 = Sr + SO3 =>
SrSO3 = Sr + SO3
Mg + CH3OOH = Mg(CH3OO)2 + H2 =>
Mg + 2 CH3OOH = Mg(CH3OO)2 + H2
[AgI2] + NH3 = [Ag(NH3)2] + I =>
[AgI2] + 2 NH3 = [Ag(NH3)2] + 2 I
CuCl2 + HBr = CuBr + HCl2 =>
CuCl2 + HBr = CuBr + HCl2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Cl2 + Fe{2+} = Cl{-} + Fe{3+} =>
Cl2 + 2 Fe{2+} = 2 Cl{-} + 2 Fe{3+}
MgCO3 + NH3 = MgH2 + N2(CO3)3 =>
3 MgCO3 + 2 NH3 = 3 MgH2 + N2(CO3)3
H2CO3H2O = CO2 + H2O =>
H2CO3H2O = CO2 + 2 H2O
BO3H3 + CH3OH = BO3C3H9 + H2O =>
BO3H3 + 3 CH3OH = BO3C3H9 + 3 H2O
Fe(OH)3 + HNo3 = Fe(No3)3 + H2O =>
Fe(OH)3 + 3 HNo3 = Fe(No3)3 + 3 H2O
Cu(s) + Ag2SO4(aq) = Ag(s) + CuSO4(aq) =>
Cu(s) + Ag2SO4(aq) = 2 Ag(s) + CuSO4(aq)
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