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2 CO + O2 = 2 CO2
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
Pb + H2S = PbS2 + H =>
Pb + 2 H2S = PbS2 + 4 H
C6H8O7 + HNO3 = CO2 + H2O + NO2 =>
C6H8O7 + 18 HNO3 = 6 CO2 + 13 H2O + 18 NO2
Li + Mg(NO3)2 = Li(NO3) + Mg2 =>
4 Li + 2 Mg(NO3)2 = 4 Li(NO3) + Mg2
Zn + Pb(ll)NO3 = ZnNO3 + Pb =>
Zn + Pb(ll)NO3 = ZnNO3 + Pb
HClO3 = Cl + O2 + H2 =>
2 HClO3 = 2 Cl + 3 O2 + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ba(HCO3)2 + Ca(NO3)2 = Ba(NO3)2 + Ca(HCO3)2 =>
Ba(HCO3)2 + Ca(NO3)2 = Ba(NO3)2 + Ca(HCO3)2
PbO + NaOH = Pb(OH)2 + Na2O =>
PbO + 2 NaOH = Pb(OH)2 + Na2O
KOH(aq) + H2SO4(aq) = K2SO4(aq) + H2O(e) =>
2 KOH(aq) + H2SO4(aq) = K2SO4(aq) + 2 H2O(e)
K2CO3 + (NH4)SO4 = K2SO4 + (NH4)CO3 =>
K2CO3 + (NH4)SO4 = K2SO4 + (NH4)CO3
Fe3 + Ca3 = FeCa2 =>
Fe3 + 2 Ca3 = 3 FeCa2
K2O + KH = H2O + K =>
K2O + 2 KH = H2O + 4 K
(NH4)(NO3) + H2O = HNO3 + NH4OH =>
(NH4)(NO3) + H2O = HNO3 + NH4OH
AlSH4 + BaCl = AlCl + BaSH4 =>
AlSH4 + BaCl = AlCl + BaSH4
KOH + Na2SIO3 = K2SIO3 + NaOH =>
2 KOH + Na2SIO3 = K2SIO3 + 2 NaOH
Fe3O4 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 Fe3O4 + 2 KMnO4 + 48 H2SO4 = 15 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 48 H2O
KOH + H2S = H2O + KHS =>
KOH + H2S = H2O + KHS
HC2O4 + KMnO4 = CO2 + K2O + MnO3 + H2O =>
2 HC2O4 + 2 KMnO4 = 4 CO2 + K2O + 2 MnO3 + H2O
Ni(NO3)2 + MnI2 = NiI2 + Mn(NO3)2 =>
Ni(NO3)2 + MnI2 = NiI2 + Mn(NO3)2
N2 + O2 = ON2 =>
2 N2 + O2 = 2 ON2
OH{-} + S = S{2-} + SO3{2-} + H2O =>
6 OH{-} + 3 S = 2 S{2-} + SO3{2-} + 3 H2O
MnO2(s) + HCl(g) = MnCl2(s) + Cl2(g) + H2O =>
MnO2(s) + 4 HCl(g) = MnCl2(s) + Cl2(g) + 2 H2O
Al2S3 + Br2 = AlBr3 + S =>
Al2S3 + 3 Br2 = 2 AlBr3 + 3 S
Na + As = NaAs =>
Na + As = NaAs
V(V) + F = VF =>
V(V) + 2 F = 2 VF
As2O3 + H2SO4 + H2O = H3AsO4 + SO2 =>
As2O3 + 2 H2SO4 + H2O = 2 H3AsO4 + 2 SO2
Mn(aq) + O2(g) = MnO2(s) =>
Mn(aq) + O2(g) = MnO2(s)
N2(g) + H2O(l) = NH4NO2(s) =>
N2(g) + 2 H2O(l) = NH4NO2(s)
CO2 + Br2 = CBr4 + O2 =>
CO2 + 2 Br2 = CBr4 + O2
NH4NO3(g) = N2(g) + H2O(g) + O2 =>
2 NH4NO3(g) = 2 N2(g) + 4 H2O(g) + O2
Ba + I = BaI =>
Ba + I = BaI
HBr + Fe(OH)3 = Fe(OH)2Br1 + H2O =>
HBr + Fe(OH)3 = Fe(OH)2Br1 + H2O
HCl + Al2(CO3)3 = AlCl3 + H2CO3 =>
6 HCl + Al2(CO3)3 = 2 AlCl3 + 3 H2CO3
BaC2O4 + HCl = BaCl2 + H2C2O4 =>
BaC2O4 + 2 HCl = BaCl2 + H2C2O4
HC1 + KOH = H2O + KC1 =>
HC1 + KOH = H2O + KC1
H2SO4 + CuCO3 = HCO3 + Cu2SO4 =>
H2SO4 + 2 CuCO3 = 2 HCO3 + Cu2SO4
H{+} + MnO4{-2} = MnO2 + MnO4{-} + H2O =>
4 H{+} + 3 MnO4{-2} = MnO2 + 2 MnO4{-} + 2 H2O
Vr2 + H2O3 = H2Vr + O3 =>
Vr2 + 2 H2O3 = 2 H2Vr + 2 O3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
MnO4{-2} + H{+} + Cu = Mn{2+} + H2O + Cu{2+} =>
MnO4{-2} + 8 H{+} + 2 Cu = Mn{2+} + 4 H2O + 2 Cu{2+}
NH4I + AgNO3 = AgNH4 + NO3I =>
NH4I + AgNO3 = AgNH4 + NO3I
AlF3 + H2O = Al(OH)3 + F2 + H2 =>
2 AlF3 + 6 H2O = 2 Al(OH)3 + 3 F2 + 3 H2
NaF + CaCl2 = NaCl + F2Ca =>
2 NaF + CaCl2 = 2 NaCl + F2Ca
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
K2Cr2O7 + H2SO4 + C6O4H14 = Cr2(SO4)3 + CO2 + H2O + K2SO4 =>
5 K2Cr2O7 + 20 H2SO4 + C6O4H14 = 5 Cr2(SO4)3 + 6 CO2 + 27 H2O + 5 K2SO4
K2Cr2O7 + FeS4 + SO4 = Fe2(SO4)3 + CrSO4 + K2SO4 =>
32 K2Cr2O7 + 14 FeS4 + 61 SO4 = 7 Fe2(SO4)3 + 64 CrSO4 + 32 K2SO4
SnS2 + H2 = SnH + S2H2 =>
2 SnS2 + 3 H2 = 2 SnH + 2 S2H2
SO2Cl2 + KOH = K2SO4 + KCl + H2O =>
SO2Cl2 + 4 KOH = K2SO4 + 2 KCl + 2 H2O
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